From 511e4ecd3211371086a9698ce4042700957cee33 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 1 Jul 2024 19:13:56 +0200 Subject: Merging upstream version 6.9.7. Signed-off-by: Daniel Baumann --- tools/arch/arm64/include/asm/sysreg.h | 24 +-- tools/arch/x86/intel_sdsi/intel_sdsi.c | 48 +++-- tools/arch/x86/lib/x86-opcode-map.txt | 10 +- tools/bpf/bpftool/common.c | 96 ++++++++-- tools/bpf/bpftool/iter.c | 2 +- tools/bpf/bpftool/main.h | 3 +- tools/bpf/bpftool/prog.c | 5 +- tools/bpf/bpftool/skeleton/pid_iter.bpf.c | 4 +- tools/bpf/bpftool/struct_ops.c | 2 +- tools/bpf/resolve_btfids/main.c | 2 +- tools/include/nolibc/stdlib.h | 2 +- tools/include/uapi/linux/bpf.h | 2 +- tools/lib/bpf/bpf.c | 2 +- tools/lib/bpf/features.c | 2 +- tools/lib/bpf/libbpf.c | 9 +- tools/lib/subcmd/parse-options.c | 8 +- tools/perf/Documentation/perf-list.txt | 1 + tools/perf/Makefile.perf | 7 +- tools/perf/bench/inject-buildid.c | 2 +- tools/perf/bench/uprobe.c | 2 +- tools/perf/builtin-annotate.c | 2 - tools/perf/builtin-daemon.c | 4 +- tools/perf/builtin-record.c | 14 +- tools/perf/builtin-report.c | 2 +- tools/perf/builtin-sched.c | 7 +- tools/perf/builtin-script.c | 2 +- .../pmu-events/arch/s390/cf_z16/transaction.json | 28 +-- tools/perf/pmu-events/arch/s390/mapfile.csv | 2 +- tools/perf/tests/builtin-test.c | 37 +--- tools/perf/tests/code-reading.c | 10 +- tools/perf/tests/shell/test_arm_coresight.sh | 2 +- tools/perf/tests/workloads/datasym.c | 16 ++ tools/perf/ui/browser.c | 6 +- tools/perf/ui/browser.h | 2 +- tools/perf/util/annotate.c | 19 +- tools/perf/util/auxtrace.c | 4 +- tools/perf/util/dwarf-aux.c | 202 ++++++++++++++------- tools/perf/util/dwarf-aux.h | 17 ++ .../perf/util/intel-pt-decoder/intel-pt-decoder.c | 2 + tools/perf/util/intel-pt.c | 2 + tools/perf/util/machine.c | 2 +- tools/perf/util/perf_event_attr_fprintf.c | 26 ++- tools/perf/util/pmu.c | 119 +++++++++--- tools/perf/util/pmu.h | 7 +- tools/perf/util/probe-event.c | 1 + tools/perf/util/python.c | 10 + tools/perf/util/stat-display.c | 3 + tools/perf/util/symbol.c | 49 +++-- tools/perf/util/thread.c | 14 +- tools/testing/cxl/test/mem.c | 1 + tools/testing/selftests/alsa/Makefile | 2 +- tools/testing/selftests/arm64/tags/tags_test.c | 4 + tools/testing/selftests/bpf/cgroup_helpers.c | 3 + tools/testing/selftests/bpf/network_helpers.c | 2 + .../selftests/bpf/prog_tests/btf_map_in_map.c | 26 +-- .../selftests/bpf/prog_tests/cgroup1_hierarchy.c | 7 +- .../selftests/bpf/prog_tests/uprobe_multi_test.c | 2 +- .../selftests/bpf/prog_tests/xdp_do_redirect.c | 4 +- .../bpf/progs/bench_local_storage_create.c | 5 +- tools/testing/selftests/bpf/progs/local_storage.c | 20 +- tools/testing/selftests/bpf/progs/lsm_cgroup.c | 8 +- .../selftests/bpf/progs/verifier_global_subprogs.c | 7 + tools/testing/selftests/bpf/test_sockmap.c | 2 +- tools/testing/selftests/bpf/test_tc_tunnel.sh | 13 +- tools/testing/selftests/cgroup/cgroup_util.c | 8 +- tools/testing/selftests/cgroup/cgroup_util.h | 2 +- tools/testing/selftests/cgroup/test_core.c | 7 +- tools/testing/selftests/cgroup/test_cpu.c | 2 +- tools/testing/selftests/cgroup/test_cpuset.c | 2 +- tools/testing/selftests/cgroup/test_freezer.c | 2 +- .../testing/selftests/cgroup/test_hugetlb_memcg.c | 2 +- tools/testing/selftests/cgroup/test_kill.c | 2 +- tools/testing/selftests/cgroup/test_kmem.c | 2 +- tools/testing/selftests/cgroup/test_memcontrol.c | 2 +- tools/testing/selftests/cgroup/test_zswap.c | 2 +- tools/testing/selftests/damon/_damon_sysfs.py | 2 + .../selftests/drivers/net/mlxsw/mlxsw_lib.sh | 2 +- .../drivers/net/mlxsw/spectrum-2/resource_scale.sh | 1 - .../drivers/net/mlxsw/spectrum/resource_scale.sh | 1 - .../selftests/filesystems/binderfs/Makefile | 2 - .../ftrace/test.d/dynevent/add_remove_btfarg.tc | 2 +- .../ftrace/test.d/dynevent/fprobe_entry_arg.tc | 2 +- .../ftrace/test.d/dynevent/test_duplicates.tc | 2 +- .../ftrace/test.d/filter/event-filter-function.tc | 20 +- .../ftrace/test.d/kprobe/kprobe_eventname.tc | 3 +- .../ftrace/test.d/kprobe/kretprobe_entry_arg.tc | 2 +- .../selftests/futex/functional/futex_requeue_pi.c | 2 +- tools/testing/selftests/kcmp/kcmp_test.c | 2 +- tools/testing/selftests/kselftest/ktap_helpers.sh | 4 +- tools/testing/selftests/kselftest_harness.h | 11 +- tools/testing/selftests/lib.mk | 12 +- tools/testing/selftests/mm/compaction_test.c | 91 +++++++--- tools/testing/selftests/mm/cow.c | 2 +- tools/testing/selftests/mm/gup_longterm.c | 2 +- tools/testing/selftests/mm/gup_test.c | 5 +- tools/testing/selftests/mm/ksm_functional_tests.c | 2 +- tools/testing/selftests/mm/madv_populate.c | 2 +- tools/testing/selftests/mm/mdwe_test.c | 1 - tools/testing/selftests/mm/mkdirty.c | 2 +- tools/testing/selftests/mm/pagemap_ioctl.c | 4 +- tools/testing/selftests/mm/soft-dirty.c | 2 +- tools/testing/selftests/mm/uffd-common.h | 1 + tools/testing/selftests/net/amt.sh | 20 +- .../selftests/net/arp_ndisc_untracked_subnets.sh | 53 ++---- tools/testing/selftests/net/cmsg_sender.c | 20 +- tools/testing/selftests/net/config | 1 + .../selftests/net/forwarding/bridge_igmp.sh | 6 +- .../testing/selftests/net/forwarding/bridge_mld.sh | 6 +- .../selftests/net/forwarding/ethtool_rmon.sh | 4 +- tools/testing/selftests/net/forwarding/lib.sh | 186 +++++++++---------- .../net/forwarding/router_mpath_nh_lib.sh | 2 +- tools/testing/selftests/net/lib.sh | 135 ++++++++++++-- tools/testing/selftests/net/mptcp/mptcp_join.sh | 21 ++- tools/testing/selftests/net/mptcp/simult_flows.sh | 10 +- tools/testing/selftests/net/mptcp/userspace_pm.sh | 46 +++-- .../selftests/net/openvswitch/openvswitch.sh | 2 +- .../power_supply/test_power_supply_properties.sh | 2 +- tools/testing/selftests/powerpc/dexcr/Makefile | 2 +- tools/testing/selftests/resctrl/Makefile | 4 +- tools/testing/selftests/riscv/hwprobe/.gitignore | 2 + .../tc-testing/tc-tests/qdiscs/taprio.json | 44 +++++ tools/tracing/latency/latency-collector.c | 8 +- tools/tracing/rtla/src/timerlat_aa.c | 109 ++++++----- tools/tracing/rtla/src/timerlat_hist.c | 60 ++++-- tools/tracing/rtla/src/timerlat_top.c | 17 +- 125 files changed, 1246 insertions(+), 681 deletions(-) (limited to 'tools') diff --git a/tools/arch/arm64/include/asm/sysreg.h b/tools/arch/arm64/include/asm/sysreg.h index ccc13e9913..cd8420e8c3 100644 --- a/tools/arch/arm64/include/asm/sysreg.h +++ b/tools/arch/arm64/include/asm/sysreg.h @@ -701,18 +701,18 @@ * Permission Indirection Extension (PIE) permission encodings. * Encodings with the _O suffix, have overlays applied (Permission Overlay Extension). */ -#define PIE_NONE_O 0x0 -#define PIE_R_O 0x1 -#define PIE_X_O 0x2 -#define PIE_RX_O 0x3 -#define PIE_RW_O 0x5 -#define PIE_RWnX_O 0x6 -#define PIE_RWX_O 0x7 -#define PIE_R 0x8 -#define PIE_GCS 0x9 -#define PIE_RX 0xa -#define PIE_RW 0xc -#define PIE_RWX 0xe +#define PIE_NONE_O UL(0x0) +#define PIE_R_O UL(0x1) +#define PIE_X_O UL(0x2) +#define PIE_RX_O UL(0x3) +#define PIE_RW_O UL(0x5) +#define PIE_RWnX_O UL(0x6) +#define PIE_RWX_O UL(0x7) +#define PIE_R UL(0x8) +#define PIE_GCS UL(0x9) +#define PIE_RX UL(0xa) +#define PIE_RW UL(0xc) +#define PIE_RWX UL(0xe) #define PIRx_ELx_PERM(idx, perm) ((perm) << ((idx) * 4)) diff --git a/tools/arch/x86/intel_sdsi/intel_sdsi.c b/tools/arch/x86/intel_sdsi/intel_sdsi.c index 2cd92761f1..ba2a6b6645 100644 --- a/tools/arch/x86/intel_sdsi/intel_sdsi.c +++ b/tools/arch/x86/intel_sdsi/intel_sdsi.c @@ -43,7 +43,6 @@ #define METER_CERT_MAX_SIZE 4096 #define STATE_MAX_NUM_LICENSES 16 #define STATE_MAX_NUM_IN_BUNDLE (uint32_t)8 -#define METER_MAX_NUM_BUNDLES 8 #define __round_mask(x, y) ((__typeof__(x))((y) - 1)) #define round_up(x, y) ((((x) - 1) | __round_mask(x, y)) + 1) @@ -154,11 +153,12 @@ struct bundle_encoding { }; struct meter_certificate { - uint32_t block_signature; - uint32_t counter_unit; + uint32_t signature; + uint32_t version; uint64_t ppin; + uint32_t counter_unit; uint32_t bundle_length; - uint32_t reserved; + uint64_t reserved; uint32_t mmrc_encoding; uint32_t mmrc_counter; }; @@ -167,6 +167,11 @@ struct bundle_encoding_counter { uint32_t encoding; uint32_t counter; }; +#define METER_BUNDLE_SIZE sizeof(struct bundle_encoding_counter) +#define BUNDLE_COUNT(length) ((length) / METER_BUNDLE_SIZE) +#define METER_MAX_NUM_BUNDLES \ + ((METER_CERT_MAX_SIZE - sizeof(struct meter_certificate)) / \ + sizeof(struct bundle_encoding_counter)) struct sdsi_dev { struct sdsi_regs regs; @@ -334,6 +339,7 @@ static int sdsi_meter_cert_show(struct sdsi_dev *s) uint32_t count = 0; FILE *cert_ptr; int ret, size; + char name[4]; ret = sdsi_update_registers(s); if (ret) @@ -375,32 +381,40 @@ static int sdsi_meter_cert_show(struct sdsi_dev *s) printf("\n"); printf("Meter certificate for device %s\n", s->dev_name); printf("\n"); - printf("Block Signature: 0x%x\n", mc->block_signature); - printf("Count Unit: %dms\n", mc->counter_unit); - printf("PPIN: 0x%lx\n", mc->ppin); - printf("Feature Bundle Length: %d\n", mc->bundle_length); - printf("MMRC encoding: %d\n", mc->mmrc_encoding); - printf("MMRC counter: %d\n", mc->mmrc_counter); - if (mc->bundle_length % 8) { + + get_feature(mc->signature, name); + printf("Signature: %.4s\n", name); + + printf("Version: %d\n", mc->version); + printf("Count Unit: %dms\n", mc->counter_unit); + printf("PPIN: 0x%lx\n", mc->ppin); + printf("Feature Bundle Length: %d\n", mc->bundle_length); + + get_feature(mc->mmrc_encoding, name); + printf("MMRC encoding: %.4s\n", name); + + printf("MMRC counter: %d\n", mc->mmrc_counter); + if (mc->bundle_length % METER_BUNDLE_SIZE) { fprintf(stderr, "Invalid bundle length\n"); return -1; } - if (mc->bundle_length > METER_MAX_NUM_BUNDLES * 8) { - fprintf(stderr, "More than %d bundles: %d\n", - METER_MAX_NUM_BUNDLES, mc->bundle_length / 8); + if (mc->bundle_length > METER_MAX_NUM_BUNDLES * METER_BUNDLE_SIZE) { + fprintf(stderr, "More than %ld bundles: actual %ld\n", + METER_MAX_NUM_BUNDLES, BUNDLE_COUNT(mc->bundle_length)); return -1; } - bec = (void *)(mc) + sizeof(mc); + bec = (struct bundle_encoding_counter *)(mc + 1); - printf("Number of Feature Counters: %d\n", mc->bundle_length / 8); - while (count++ < mc->bundle_length / 8) { + printf("Number of Feature Counters: %ld\n", BUNDLE_COUNT(mc->bundle_length)); + while (count < BUNDLE_COUNT(mc->bundle_length)) { char feature[5]; feature[4] = '\0'; get_feature(bec[count].encoding, feature); printf(" %s: %d\n", feature, bec[count].counter); + ++count; } return 0; diff --git a/tools/arch/x86/lib/x86-opcode-map.txt b/tools/arch/x86/lib/x86-opcode-map.txt index 12af572201..da9347552b 100644 --- a/tools/arch/x86/lib/x86-opcode-map.txt +++ b/tools/arch/x86/lib/x86-opcode-map.txt @@ -148,7 +148,7 @@ AVXcode: 65: SEG=GS (Prefix) 66: Operand-Size (Prefix) 67: Address-Size (Prefix) -68: PUSH Iz (d64) +68: PUSH Iz 69: IMUL Gv,Ev,Iz 6a: PUSH Ib (d64) 6b: IMUL Gv,Ev,Ib @@ -698,10 +698,10 @@ AVXcode: 2 4d: vrcp14ss/d Vsd,Hpd,Wsd (66),(ev) 4e: vrsqrt14ps/d Vpd,Wpd (66),(ev) 4f: vrsqrt14ss/d Vsd,Hsd,Wsd (66),(ev) -50: vpdpbusd Vx,Hx,Wx (66),(ev) -51: vpdpbusds Vx,Hx,Wx (66),(ev) -52: vdpbf16ps Vx,Hx,Wx (F3),(ev) | vpdpwssd Vx,Hx,Wx (66),(ev) | vp4dpwssd Vdqq,Hdqq,Wdq (F2),(ev) -53: vpdpwssds Vx,Hx,Wx (66),(ev) | vp4dpwssds Vdqq,Hdqq,Wdq (F2),(ev) +50: vpdpbusd Vx,Hx,Wx (66) +51: vpdpbusds Vx,Hx,Wx (66) +52: vdpbf16ps Vx,Hx,Wx (F3),(ev) | vpdpwssd Vx,Hx,Wx (66) | vp4dpwssd Vdqq,Hdqq,Wdq (F2),(ev) +53: vpdpwssds Vx,Hx,Wx (66) | vp4dpwssds Vdqq,Hdqq,Wdq (F2),(ev) 54: vpopcntb/w Vx,Wx (66),(ev) 55: vpopcntd/q Vx,Wx (66),(ev) 58: vpbroadcastd Vx,Wx (66),(v) diff --git a/tools/bpf/bpftool/common.c b/tools/bpf/bpftool/common.c index cc6e6aae24..958e92acca 100644 --- a/tools/bpf/bpftool/common.c +++ b/tools/bpf/bpftool/common.c @@ -244,29 +244,101 @@ int open_obj_pinned_any(const char *path, enum bpf_obj_type exp_type) return fd; } -int mount_bpffs_for_pin(const char *name, bool is_dir) +int create_and_mount_bpffs_dir(const char *dir_name) { char err_str[ERR_MAX_LEN]; - char *file; - char *dir; + bool dir_exists; int err = 0; - if (is_dir && is_bpffs(name)) + if (is_bpffs(dir_name)) return err; - file = malloc(strlen(name) + 1); - if (!file) { + dir_exists = access(dir_name, F_OK) == 0; + + if (!dir_exists) { + char *temp_name; + char *parent_name; + + temp_name = strdup(dir_name); + if (!temp_name) { + p_err("mem alloc failed"); + return -1; + } + + parent_name = dirname(temp_name); + + if (is_bpffs(parent_name)) { + /* nothing to do if already mounted */ + free(temp_name); + return err; + } + + if (access(parent_name, F_OK) == -1) { + p_err("can't create dir '%s' to pin BPF object: parent dir '%s' doesn't exist", + dir_name, parent_name); + free(temp_name); + return -1; + } + + free(temp_name); + } + + if (block_mount) { + p_err("no BPF file system found, not mounting it due to --nomount option"); + return -1; + } + + if (!dir_exists) { + err = mkdir(dir_name, S_IRWXU); + if (err) { + p_err("failed to create dir '%s': %s", dir_name, strerror(errno)); + return err; + } + } + + err = mnt_fs(dir_name, "bpf", err_str, ERR_MAX_LEN); + if (err) { + err_str[ERR_MAX_LEN - 1] = '\0'; + p_err("can't mount BPF file system on given dir '%s': %s", + dir_name, err_str); + + if (!dir_exists) + rmdir(dir_name); + } + + return err; +} + +int mount_bpffs_for_file(const char *file_name) +{ + char err_str[ERR_MAX_LEN]; + char *temp_name; + char *dir; + int err = 0; + + if (access(file_name, F_OK) != -1) { + p_err("can't pin BPF object: path '%s' already exists", file_name); + return -1; + } + + temp_name = strdup(file_name); + if (!temp_name) { p_err("mem alloc failed"); return -1; } - strcpy(file, name); - dir = dirname(file); + dir = dirname(temp_name); if (is_bpffs(dir)) /* nothing to do if already mounted */ goto out_free; + if (access(dir, F_OK) == -1) { + p_err("can't pin BPF object: dir '%s' doesn't exist", dir); + err = -1; + goto out_free; + } + if (block_mount) { p_err("no BPF file system found, not mounting it due to --nomount option"); err = -1; @@ -276,12 +348,12 @@ int mount_bpffs_for_pin(const char *name, bool is_dir) err = mnt_fs(dir, "bpf", err_str, ERR_MAX_LEN); if (err) { err_str[ERR_MAX_LEN - 1] = '\0'; - p_err("can't mount BPF file system to pin the object (%s): %s", - name, err_str); + p_err("can't mount BPF file system to pin the object '%s': %s", + file_name, err_str); } out_free: - free(file); + free(temp_name); return err; } @@ -289,7 +361,7 @@ int do_pin_fd(int fd, const char *name) { int err; - err = mount_bpffs_for_pin(name, false); + err = mount_bpffs_for_file(name); if (err) return err; diff --git a/tools/bpf/bpftool/iter.c b/tools/bpf/bpftool/iter.c index 6b0e5202ca..5c39c2ed36 100644 --- a/tools/bpf/bpftool/iter.c +++ b/tools/bpf/bpftool/iter.c @@ -76,7 +76,7 @@ static int do_pin(int argc, char **argv) goto close_obj; } - err = mount_bpffs_for_pin(path, false); + err = mount_bpffs_for_file(path); if (err) goto close_link; diff --git a/tools/bpf/bpftool/main.h b/tools/bpf/bpftool/main.h index b8bb08d10d..9eb764fe4c 100644 --- a/tools/bpf/bpftool/main.h +++ b/tools/bpf/bpftool/main.h @@ -142,7 +142,8 @@ const char *get_fd_type_name(enum bpf_obj_type type); char *get_fdinfo(int fd, const char *key); int open_obj_pinned(const char *path, bool quiet); int open_obj_pinned_any(const char *path, enum bpf_obj_type exp_type); -int mount_bpffs_for_pin(const char *name, bool is_dir); +int mount_bpffs_for_file(const char *file_name); +int create_and_mount_bpffs_dir(const char *dir_name); int do_pin_any(int argc, char **argv, int (*get_fd_by_id)(int *, char ***)); int do_pin_fd(int fd, const char *name); diff --git a/tools/bpf/bpftool/prog.c b/tools/bpf/bpftool/prog.c index 9cb42a3366..4c4cf16a40 100644 --- a/tools/bpf/bpftool/prog.c +++ b/tools/bpf/bpftool/prog.c @@ -1778,7 +1778,10 @@ offload_dev: goto err_close_obj; } - err = mount_bpffs_for_pin(pinfile, !first_prog_only); + if (first_prog_only) + err = mount_bpffs_for_file(pinfile); + else + err = create_and_mount_bpffs_dir(pinfile); if (err) goto err_close_obj; diff --git a/tools/bpf/bpftool/skeleton/pid_iter.bpf.c b/tools/bpf/bpftool/skeleton/pid_iter.bpf.c index 26004f0c5a..7bdbcac3cf 100644 --- a/tools/bpf/bpftool/skeleton/pid_iter.bpf.c +++ b/tools/bpf/bpftool/skeleton/pid_iter.bpf.c @@ -102,8 +102,8 @@ int iter(struct bpf_iter__task_file *ctx) BPF_LINK_TYPE_PERF_EVENT___local)) { struct bpf_link *link = (struct bpf_link *) file->private_data; - if (link->type == bpf_core_enum_value(enum bpf_link_type___local, - BPF_LINK_TYPE_PERF_EVENT___local)) { + if (BPF_CORE_READ(link, type) == bpf_core_enum_value(enum bpf_link_type___local, + BPF_LINK_TYPE_PERF_EVENT___local)) { e.has_bpf_cookie = true; e.bpf_cookie = get_bpf_cookie(link); } diff --git a/tools/bpf/bpftool/struct_ops.c b/tools/bpf/bpftool/struct_ops.c index d573f2640d..aa43dead24 100644 --- a/tools/bpf/bpftool/struct_ops.c +++ b/tools/bpf/bpftool/struct_ops.c @@ -515,7 +515,7 @@ static int do_register(int argc, char **argv) if (argc == 1) linkdir = GET_ARG(); - if (linkdir && mount_bpffs_for_pin(linkdir, true)) { + if (linkdir && create_and_mount_bpffs_dir(linkdir)) { p_err("can't mount bpffs for pinning"); return -1; } diff --git a/tools/bpf/resolve_btfids/main.c b/tools/bpf/resolve_btfids/main.c index d9520cb826..af393c7dee 100644 --- a/tools/bpf/resolve_btfids/main.c +++ b/tools/bpf/resolve_btfids/main.c @@ -728,7 +728,7 @@ static int sets_patch(struct object *obj) static int symbols_patch(struct object *obj) { - int err; + off_t err; if (__symbols_patch(obj, &obj->structs) || __symbols_patch(obj, &obj->unions) || diff --git a/tools/include/nolibc/stdlib.h b/tools/include/nolibc/stdlib.h index bacfd35c51..5be9d3c743 100644 --- a/tools/include/nolibc/stdlib.h +++ b/tools/include/nolibc/stdlib.h @@ -185,7 +185,7 @@ void *realloc(void *old_ptr, size_t new_size) if (__builtin_expect(!ret, 0)) return NULL; - memcpy(ret, heap->user_p, heap->len); + memcpy(ret, heap->user_p, user_p_len); munmap(heap, heap->len); return ret; } diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h index 3c42b9f1ba..bcd84985fa 100644 --- a/tools/include/uapi/linux/bpf.h +++ b/tools/include/uapi/linux/bpf.h @@ -7150,7 +7150,7 @@ struct bpf_fib_lookup { /* output: MTU value */ __u16 mtu_result; - }; + } __attribute__((packed, aligned(2))); /* input: L3 device index for lookup * output: device index from FIB lookup */ diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c index 97ec005c3c..145b8bd1d5 100644 --- a/tools/lib/bpf/bpf.c +++ b/tools/lib/bpf/bpf.c @@ -105,7 +105,7 @@ int sys_bpf_prog_load(union bpf_attr *attr, unsigned int size, int attempts) */ int probe_memcg_account(int token_fd) { - const size_t attr_sz = offsetofend(union bpf_attr, attach_btf_obj_fd); + const size_t attr_sz = offsetofend(union bpf_attr, prog_token_fd); struct bpf_insn insns[] = { BPF_EMIT_CALL(BPF_FUNC_ktime_get_coarse_ns), BPF_EXIT_INSN(), diff --git a/tools/lib/bpf/features.c b/tools/lib/bpf/features.c index 4e783cc7fc..a336786a22 100644 --- a/tools/lib/bpf/features.c +++ b/tools/lib/bpf/features.c @@ -22,7 +22,7 @@ int probe_fd(int fd) static int probe_kern_prog_name(int token_fd) { - const size_t attr_sz = offsetofend(union bpf_attr, prog_name); + const size_t attr_sz = offsetofend(union bpf_attr, prog_token_fd); struct bpf_insn insns[] = { BPF_MOV64_IMM(BPF_REG_0, 0), BPF_EXIT_INSN(), diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index a2061fcd61..f515cf264a 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -7321,9 +7321,9 @@ static int bpf_object_load_prog(struct bpf_object *obj, struct bpf_program *prog char *cp, errmsg[STRERR_BUFSIZE]; size_t log_buf_size = 0; char *log_buf = NULL, *tmp; - int btf_fd, ret, err; bool own_log_buf = true; __u32 log_level = prog->log_level; + int ret, err; if (prog->type == BPF_PROG_TYPE_UNSPEC) { /* @@ -7347,9 +7347,8 @@ static int bpf_object_load_prog(struct bpf_object *obj, struct bpf_program *prog load_attr.prog_ifindex = prog->prog_ifindex; /* specify func_info/line_info only if kernel supports them */ - btf_fd = btf__fd(obj->btf); - if (btf_fd >= 0 && kernel_supports(obj, FEAT_BTF_FUNC)) { - load_attr.prog_btf_fd = btf_fd; + if (obj->btf && btf__fd(obj->btf) >= 0 && kernel_supports(obj, FEAT_BTF_FUNC)) { + load_attr.prog_btf_fd = btf__fd(obj->btf); load_attr.func_info = prog->func_info; load_attr.func_info_rec_size = prog->func_info_rec_size; load_attr.func_info_cnt = prog->func_info_cnt; @@ -11476,7 +11475,7 @@ static int attach_kprobe_multi(const struct bpf_program *prog, long cookie, stru n = sscanf(spec, "%m[a-zA-Z0-9_.*?]", &pattern); if (n < 1) { - pr_warn("kprobe multi pattern is invalid: %s\n", pattern); + pr_warn("kprobe multi pattern is invalid: %s\n", spec); return -EINVAL; } diff --git a/tools/lib/subcmd/parse-options.c b/tools/lib/subcmd/parse-options.c index 9fa75943f2..d943d78b78 100644 --- a/tools/lib/subcmd/parse-options.c +++ b/tools/lib/subcmd/parse-options.c @@ -633,11 +633,10 @@ int parse_options_subcommand(int argc, const char **argv, const struct option *o const char *const subcommands[], const char *usagestr[], int flags) { struct parse_opt_ctx_t ctx; + char *buf = NULL; /* build usage string if it's not provided */ if (subcommands && !usagestr[0]) { - char *buf = NULL; - astrcatf(&buf, "%s %s [] {", subcmd_config.exec_name, argv[0]); for (int i = 0; subcommands[i]; i++) { @@ -679,7 +678,10 @@ int parse_options_subcommand(int argc, const char **argv, const struct option *o astrcatf(&error_buf, "unknown switch `%c'", *ctx.opt); usage_with_options(usagestr, options); } - + if (buf) { + usagestr[0] = NULL; + free(buf); + } return parse_options_end(&ctx); } diff --git a/tools/perf/Documentation/perf-list.txt b/tools/perf/Documentation/perf-list.txt index 3b12595193..6bf2468f59 100644 --- a/tools/perf/Documentation/perf-list.txt +++ b/tools/perf/Documentation/perf-list.txt @@ -71,6 +71,7 @@ counted. The following modifiers exist: D - pin the event to the PMU W - group is weak and will fallback to non-group if not schedulable, e - group or event are exclusive and do not share the PMU + b - use BPF aggregration (see perf stat --bpf-counters) The 'p' modifier can be used for specifying how precise the instruction address should be. The 'p' modifier can be specified multiple times: diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf index 04d89d2ed2..d769aa447f 100644 --- a/tools/perf/Makefile.perf +++ b/tools/perf/Makefile.perf @@ -458,18 +458,19 @@ SHELL = $(SHELL_PATH) arm64_gen_sysreg_dir := $(srctree)/tools/arch/arm64/tools ifneq ($(OUTPUT),) - arm64_gen_sysreg_outdir := $(OUTPUT) + arm64_gen_sysreg_outdir := $(abspath $(OUTPUT)) else arm64_gen_sysreg_outdir := $(CURDIR) endif arm64-sysreg-defs: FORCE - $(Q)$(MAKE) -C $(arm64_gen_sysreg_dir) O=$(arm64_gen_sysreg_outdir) + $(Q)$(MAKE) -C $(arm64_gen_sysreg_dir) O=$(arm64_gen_sysreg_outdir) \ + prefix= subdir= arm64-sysreg-defs-clean: $(call QUIET_CLEAN,arm64-sysreg-defs) $(Q)$(MAKE) -C $(arm64_gen_sysreg_dir) O=$(arm64_gen_sysreg_outdir) \ - clean > /dev/null + prefix= subdir= clean > /dev/null beauty_linux_dir := $(srctree)/tools/perf/trace/beauty/include/linux/ linux_uapi_dir := $(srctree)/tools/include/uapi/linux diff --git a/tools/perf/bench/inject-buildid.c b/tools/perf/bench/inject-buildid.c index 49331743c7..a759eb2328 100644 --- a/tools/perf/bench/inject-buildid.c +++ b/tools/perf/bench/inject-buildid.c @@ -362,7 +362,7 @@ static int inject_build_id(struct bench_data *data, u64 *max_rss) return -1; for (i = 0; i < nr_mmaps; i++) { - int idx = rand() % (nr_dsos - 1); + int idx = rand() % nr_dsos; struct bench_dso *dso = &dsos[idx]; u64 timestamp = rand() % 1000000; diff --git a/tools/perf/bench/uprobe.c b/tools/perf/bench/uprobe.c index 5c71fdc419..b722ff88fe 100644 --- a/tools/perf/bench/uprobe.c +++ b/tools/perf/bench/uprobe.c @@ -47,7 +47,7 @@ static const char * const bench_uprobe_usage[] = { #define bench_uprobe__attach_uprobe(prog) \ skel->links.prog = bpf_program__attach_uprobe_opts(/*prog=*/skel->progs.prog, \ /*pid=*/-1, \ - /*binary_path=*/"/lib64/libc.so.6", \ + /*binary_path=*/"libc.so.6", \ /*func_offset=*/0, \ /*opts=*/&uprobe_opts); \ if (!skel->links.prog) { \ diff --git a/tools/perf/builtin-annotate.c b/tools/perf/builtin-annotate.c index 6c1cc79769..9cd97fd76b 100644 --- a/tools/perf/builtin-annotate.c +++ b/tools/perf/builtin-annotate.c @@ -809,8 +809,6 @@ int cmd_annotate(int argc, const char **argv) "Enable symbol demangling"), OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel, "Enable kernel symbol demangling"), - OPT_BOOLEAN(0, "group", &symbol_conf.event_group, - "Show event group information together"), OPT_BOOLEAN(0, "show-total-period", &symbol_conf.show_total_period, "Show a column with the sum of periods"), OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf.show_nr_samples, diff --git a/tools/perf/builtin-daemon.c b/tools/perf/builtin-daemon.c index 83954af367..de76bbc50b 100644 --- a/tools/perf/builtin-daemon.c +++ b/tools/perf/builtin-daemon.c @@ -523,7 +523,7 @@ static int daemon_session__control(struct daemon_session *session, session->base, SESSION_CONTROL); control = open(control_path, O_WRONLY|O_NONBLOCK); - if (!control) + if (control < 0) return -1; if (do_ack) { @@ -532,7 +532,7 @@ static int daemon_session__control(struct daemon_session *session, session->base, SESSION_ACK); ack = open(ack_path, O_RDONLY, O_NONBLOCK); - if (!ack) { + if (ack < 0) { close(control); return -1; } diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index ff7e1d6cfc..45c755fb50 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -1355,8 +1355,6 @@ static int record__open(struct record *rec) struct record_opts *opts = &rec->opts; int rc = 0; - evlist__config(evlist, opts, &callchain_param); - evlist__for_each_entry(evlist, pos) { try_again: if (evsel__open(pos, pos->core.cpus, pos->core.threads) < 0) { @@ -1958,8 +1956,7 @@ static void record__read_lost_samples(struct record *rec) if (count.lost) { if (!lost) { - lost = zalloc(sizeof(*lost) + - session->machines.host.id_hdr_size); + lost = zalloc(PERF_SAMPLE_MAX_SIZE); if (!lost) { pr_debug("Memory allocation failed\n"); return; @@ -1975,8 +1972,7 @@ static void record__read_lost_samples(struct record *rec) lost_count = perf_bpf_filter__lost_count(evsel); if (lost_count) { if (!lost) { - lost = zalloc(sizeof(*lost) + - session->machines.host.id_hdr_size); + lost = zalloc(PERF_SAMPLE_MAX_SIZE); if (!lost) { pr_debug("Memory allocation failed\n"); return; @@ -2483,6 +2479,8 @@ static int __cmd_record(struct record *rec, int argc, const char **argv) evlist__uniquify_name(rec->evlist); + evlist__config(rec->evlist, opts, &callchain_param); + /* Debug message used by test scripts */ pr_debug3("perf record opening and mmapping events\n"); if (record__open(rec) != 0) { @@ -2881,10 +2879,10 @@ out_delete_session: } #endif zstd_fini(&session->zstd_data); - perf_session__delete(session); - if (!opts->no_bpf_event) evlist__stop_sb_thread(rec->sb_evlist); + + perf_session__delete(session); return status; } diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c index dcd93ee5fc..5b684d2ab4 100644 --- a/tools/perf/builtin-report.c +++ b/tools/perf/builtin-report.c @@ -428,7 +428,7 @@ static int report__setup_sample_type(struct report *rep) * compatibility, set the bit if it's an old perf data file. */ evlist__for_each_entry(session->evlist, evsel) { - if (strstr(evsel->name, "arm_spe") && + if (strstr(evsel__name(evsel), "arm_spe") && !(sample_type & PERF_SAMPLE_DATA_SRC)) { evsel->core.attr.sample_type |= PERF_SAMPLE_DATA_SRC; sample_type |= PERF_SAMPLE_DATA_SRC; diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c index b248c43352..1bfb223473 100644 --- a/tools/perf/builtin-sched.c +++ b/tools/perf/builtin-sched.c @@ -2963,8 +2963,11 @@ static int timehist_check_attr(struct perf_sched *sched, return -1; } - if (sched->show_callchain && !evsel__has_callchain(evsel)) { - pr_info("Samples do not have callchains.\n"); + /* only need to save callchain related to sched_switch event */ + if (sched->show_callchain && + evsel__name_is(evsel, "sched:sched_switch") && + !evsel__has_callchain(evsel)) { + pr_info("Samples of sched_switch event do not have callchains.\n"); sched->show_callchain = 0; symbol_conf.use_callchain = 0; } diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index 37088cc0ff..2e7148d667 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -3806,7 +3806,7 @@ static int parse_insn_trace(const struct option *opt __maybe_unused, if (ret < 0) return ret; - itrace_parse_synth_opts(opt, "i0ns", 0); + itrace_parse_synth_opts(opt, "i0nse", 0); symbol_conf.nanosecs = true; return 0; } diff --git a/tools/perf/pmu-events/arch/s390/cf_z16/transaction.json b/tools/perf/pmu-events/arch/s390/cf_z16/transaction.json index ec2ff78e2b..3ab1d3a663 100644 --- a/tools/perf/pmu-events/arch/s390/cf_z16/transaction.json +++ b/tools/perf/pmu-events/arch/s390/cf_z16/transaction.json @@ -2,71 +2,71 @@ { "BriefDescription": "Transaction count", "MetricName": "transaction", - "MetricExpr": "TX_C_TEND + TX_NC_TEND + TX_NC_TABORT + TX_C_TABORT_SPECIAL + TX_C_TABORT_NO_SPECIAL" + "MetricExpr": "TX_C_TEND + TX_NC_TEND + TX_NC_TABORT + TX_C_TABORT_SPECIAL + TX_C_TABORT_NO_SPECIAL if has_event(TX_C_TEND) else 0" }, { "BriefDescription": "Cycles per Instruction", "MetricName": "cpi", - "MetricExpr": "CPU_CYCLES / INSTRUCTIONS" + "MetricExpr": "CPU_CYCLES / INSTRUCTIONS if has_event(INSTRUCTIONS) else 0" }, { "BriefDescription": "Problem State Instruction Ratio", "MetricName": "prbstate", - "MetricExpr": "(PROBLEM_STATE_INSTRUCTIONS / INSTRUCTIONS) * 100" + "MetricExpr": "(PROBLEM_STATE_INSTRUCTIONS / INSTRUCTIONS) * 100 if has_event(INSTRUCTIONS) else 0" }, { "BriefDescription": "Level One Miss per 100 Instructions", "MetricName": "l1mp", - "MetricExpr": "((L1I_DIR_WRITES + L1D_DIR_WRITES) / INSTRUCTIONS) * 100" + "MetricExpr": "((L1I_DIR_WRITES + L1D_DIR_WRITES) / INSTRUCTIONS) * 100 if has_event(INSTRUCTIONS) else 0" }, { "BriefDescription": "Percentage sourced from Level 2 cache", "MetricName": "l2p", - "MetricExpr": "((DCW_REQ + DCW_REQ_IV + ICW_REQ + ICW_REQ_IV) / (L1I_DIR_WRITES + L1D_DIR_WRITES)) * 100" + "MetricExpr": "((DCW_REQ + DCW_REQ_IV + ICW_REQ + ICW_REQ_IV) / (L1I_DIR_WRITES + L1D_DIR_WRITES)) * 100 if has_event(DCW_REQ) else 0" }, { "BriefDescription": "Percentage sourced from Level 3 on same chip cache", "MetricName": "l3p", - "MetricExpr": "((DCW_REQ_CHIP_HIT + DCW_ON_CHIP + DCW_ON_CHIP_IV + DCW_ON_CHIP_CHIP_HIT + ICW_REQ_CHIP_HIT + ICW_ON_CHIP + ICW_ON_CHIP_IV + ICW_ON_CHIP_CHIP_HIT) / (L1I_DIR_WRITES + L1D_DIR_WRITES)) * 100" + "MetricExpr": "((DCW_REQ_CHIP_HIT + DCW_ON_CHIP + DCW_ON_CHIP_IV + DCW_ON_CHIP_CHIP_HIT + ICW_REQ_CHIP_HIT + ICW_ON_CHIP + ICW_ON_CHIP_IV + ICW_ON_CHIP_CHIP_HIT) / (L1I_DIR_WRITES + L1D_DIR_WRITES)) * 100 if has_event(DCW_REQ_CHIP_HIT) else 0" }, { "BriefDescription": "Percentage sourced from Level 4 Local cache on same book", "MetricName": "l4lp", - "MetricExpr": "((DCW_REQ_DRAWER_HIT + DCW_ON_CHIP_DRAWER_HIT + DCW_ON_MODULE + DCW_ON_DRAWER + IDCW_ON_MODULE_IV + IDCW_ON_MODULE_CHIP_HIT + IDCW_ON_MODULE_DRAWER_HIT + IDCW_ON_DRAWER_IV + IDCW_ON_DRAWER_CHIP_HIT + IDCW_ON_DRAWER_DRAWER_HIT + ICW_REQ_DRAWER_HIT + ICW_ON_CHIP_DRAWER_HIT + ICW_ON_MODULE + ICW_ON_DRAWER) / (L1I_DIR_WRITES + L1D_DIR_WRITES)) * 100" + "MetricExpr": "((DCW_REQ_DRAWER_HIT + DCW_ON_CHIP_DRAWER_HIT + DCW_ON_MODULE + DCW_ON_DRAWER + IDCW_ON_MODULE_IV + IDCW_ON_MODULE_CHIP_HIT + IDCW_ON_MODULE_DRAWER_HIT + IDCW_ON_DRAWER_IV + IDCW_ON_DRAWER_CHIP_HIT + IDCW_ON_DRAWER_DRAWER_HIT + ICW_REQ_DRAWER_HIT + ICW_ON_CHIP_DRAWER_HIT + ICW_ON_MODULE + ICW_ON_DRAWER) / (L1I_DIR_WRITES + L1D_DIR_WRITES)) * 100 if has_event(DCW_REQ_DRAWER_HIT) else 0" }, { "BriefDescription": "Percentage sourced from Level 4 Remote cache on different book", "MetricName": "l4rp", - "MetricExpr": "((DCW_OFF_DRAWER + IDCW_OFF_DRAWER_IV + IDCW_OFF_DRAWER_CHIP_HIT + IDCW_OFF_DRAWER_DRAWER_HIT + ICW_OFF_DRAWER) / (L1I_DIR_WRITES + L1D_DIR_WRITES)) * 100" + "MetricExpr": "((DCW_OFF_DRAWER + IDCW_OFF_DRAWER_IV + IDCW_OFF_DRAWER_CHIP_HIT + IDCW_OFF_DRAWER_DRAWER_HIT + ICW_OFF_DRAWER) / (L1I_DIR_WRITES + L1D_DIR_WRITES)) * 100 if has_event(DCW_OFF_DRAWER) else 0" }, { "BriefDescription": "Percentage sourced from memory", "MetricName": "memp", - "MetricExpr": "((DCW_ON_CHIP_MEMORY + DCW_ON_MODULE_MEMORY + DCW_ON_DRAWER_MEMORY + DCW_OFF_DRAWER_MEMORY + ICW_ON_CHIP_MEMORY + ICW_ON_MODULE_MEMORY + ICW_ON_DRAWER_MEMORY + ICW_OFF_DRAWER_MEMORY) / (L1I_DIR_WRITES + L1D_DIR_WRITES)) * 100" + "MetricExpr": "((DCW_ON_CHIP_MEMORY + DCW_ON_MODULE_MEMORY + DCW_ON_DRAWER_MEMORY + DCW_OFF_DRAWER_MEMORY + ICW_ON_CHIP_MEMORY + ICW_ON_MODULE_MEMORY + ICW_ON_DRAWER_MEMORY + ICW_OFF_DRAWER_MEMORY) / (L1I_DIR_WRITES + L1D_DIR_WRITES)) * 100 if has_event(DCW_ON_CHIP_MEMORY) else 0" }, { "BriefDescription": "Cycles per Instructions from Finite cache/memory", "MetricName": "finite_cpi", - "MetricExpr": "L1C_TLB2_MISSES / INSTRUCTIONS" + "MetricExpr": "L1C_TLB2_MISSES / INSTRUCTIONS if has_event(L1C_TLB2_MISSES) else 0" }, { "BriefDescription": "Estimated Instruction Complexity CPI infinite Level 1", "MetricName": "est_cpi", - "MetricExpr": "(CPU_CYCLES / INSTRUCTIONS) - (L1C_TLB2_MISSES / INSTRUCTIONS)" + "MetricExpr": "(CPU_CYCLES / INSTRUCTIONS) - (L1C_TLB2_MISSES / INSTRUCTIONS) if has_event(INSTRUCTIONS) else 0" }, { "BriefDescription": "Estimated Sourcing Cycles per Level 1 Miss", "MetricName": "scpl1m", - "MetricExpr": "L1C_TLB2_MISSES / (L1I_DIR_WRITES + L1D_DIR_WRITES)" + "MetricExpr": "L1C_TLB2_MISSES / (L1I_DIR_WRITES + L1D_DIR_WRITES) if has_event(L1C_TLB2_MISSES) else 0" }, { "BriefDescription": "Estimated TLB CPU percentage of Total CPU", "MetricName": "tlb_percent", - "MetricExpr": "((DTLB2_MISSES + ITLB2_MISSES) / CPU_CYCLES) * (L1C_TLB2_MISSES / (L1I_PENALTY_CYCLES + L1D_PENALTY_CYCLES)) * 100" + "MetricExpr": "((DTLB2_MISSES + ITLB2_MISSES) / CPU_CYCLES) * (L1C_TLB2_MISSES / (L1I_PENALTY_CYCLES + L1D_PENALTY_CYCLES)) * 100 if has_event(CPU_CYCLES) else 0" }, { "BriefDescription": "Estimated Cycles per TLB Miss", "MetricName": "tlb_miss", - "MetricExpr": "((DTLB2_MISSES + ITLB2_MISSES) / (DTLB2_WRITES + ITLB2_WRITES)) * (L1C_TLB2_MISSES / (L1I_PENALTY_CYCLES + L1D_PENALTY_CYCLES))" + "MetricExpr": "((DTLB2_MISSES + ITLB2_MISSES) / (DTLB2_WRITES + ITLB2_WRITES)) * (L1C_TLB2_MISSES / (L1I_PENALTY_CYCLES + L1D_PENALTY_CYCLES)) if has_event(DTLB2_MISSES) else 0" } ] diff --git a/tools/perf/pmu-events/arch/s390/mapfile.csv b/tools/perf/pmu-events/arch/s390/mapfile.csv index a918e1af77..b22648d127 100644 --- a/tools/perf/pmu-events/arch/s390/mapfile.csv +++ b/tools/perf/pmu-events/arch/s390/mapfile.csv @@ -5,4 +5,4 @@ Family-model,Version,Filename,EventType ^IBM.296[45].*[13]\.[1-5].[[:xdigit:]]+$,1,cf_z13,core ^IBM.390[67].*[13]\.[1-5].[[:xdigit:]]+$,3,cf_z14,core ^IBM.856[12].*3\.6.[[:xdigit:]]+$,3,cf_z15,core -^IBM.393[12].*3\.7.[[:xdigit:]]+$,3,cf_z16,core +^IBM.393[12].*$,3,cf_z16,core diff --git a/tools/perf/tests/builtin-test.c b/tools/perf/tests/builtin-test.c index d13ee7683d..e05b370b1e 100644 --- a/tools/perf/tests/builtin-test.c +++ b/tools/perf/tests/builtin-test.c @@ -274,11 +274,8 @@ static int finish_test(struct child_test *child_test, int width) struct test_suite *t = child_test->test; int i = child_test->test_num; int subi = child_test->subtest; - int out = child_test->process.out; int err = child_test->process.err; - bool out_done = out <= 0; bool err_done = err <= 0; - struct strbuf out_output = STRBUF_INIT; struct strbuf err_output = STRBUF_INIT; int ret; @@ -290,11 +287,9 @@ static int finish_test(struct child_test *child_test, int width) pr_info("%3d: %-*s:\n", i + 1, width, test_description(t, -1)); /* - * Busy loop reading from the child's stdout and stderr that are set to - * be non-blocking until EOF. + * Busy loop reading from the child's stdout/stderr that are set to be + * non-blocking until EOF. */ - if (!out_done) - fcntl(out, F_SETFL, O_NONBLOCK); if (!err_done) fcntl(err, F_SETFL, O_NONBLOCK); if (verbose > 1) { @@ -303,11 +298,8 @@ static int finish_test(struct child_test *child_test, int width) else pr_info("%3d: %s:\n", i + 1, test_description(t, -1)); } - while (!out_done || !err_done) { - struct pollfd pfds[2] = { - { .fd = out, - .events = POLLIN | POLLERR | POLLHUP | POLLNVAL, - }, + while (!err_done) { + struct pollfd pfds[1] = { { .fd = err, .events = POLLIN | POLLERR | POLLHUP | POLLNVAL, }, @@ -317,21 +309,7 @@ static int finish_test(struct child_test *child_test, int width) /* Poll to avoid excessive spinning, timeout set for 1000ms. */ poll(pfds, ARRAY_SIZE(pfds), /*timeout=*/1000); - if (!out_done && pfds[0].revents) { - errno = 0; - len = read(out, buf, sizeof(buf) - 1); - - if (len <= 0) { - out_done = errno != EAGAIN; - } else { - buf[len] = '\0'; - if (verbose > 1) - fprintf(stdout, "%s", buf); - else - strbuf_addstr(&out_output, buf); - } - } - if (!err_done && pfds[1].revents) { + if (!err_done && pfds[0].revents) { errno = 0; len = read(err, buf, sizeof(buf) - 1); @@ -354,14 +332,10 @@ static int finish_test(struct child_test *child_test, int width) pr_info("%3d.%1d: %s:\n", i + 1, subi + 1, test_description(t, subi)); else pr_info("%3d: %s:\n", i + 1, test_description(t, -1)); - fprintf(stdout, "%s", out_output.buf); fprintf(stderr, "%s", err_output.buf); } - strbuf_release(&out_output); strbuf_release(&err_output); print_test_result(t, i, subi, ret, width); - if (out > 0) - close(out); if (err > 0) close(err); return 0; @@ -394,6 +368,7 @@ static int start_test(struct test_suite *test, int i, int subi, struct child_tes (*child)->process.no_stdout = 1; (*child)->process.no_stderr = 1; } else { + (*child)->process.stdout_to_stderr = 1; (*child)->process.out = -1; (*child)->process.err = -1; } diff --git a/tools/perf/tests/code-reading.c b/tools/perf/tests/code-reading.c index 7a3a7bbbec..29d2f3ee4e 100644 --- a/tools/perf/tests/code-reading.c +++ b/tools/perf/tests/code-reading.c @@ -637,11 +637,11 @@ static int do_test_code_reading(bool try_kcore) evlist__config(evlist, &opts, NULL); - evsel = evlist__first(evlist); - - evsel->core.attr.comm = 1; - evsel->core.attr.disabled = 1; - evsel->core.attr.enable_on_exec = 0; + evlist__for_each_entry(evlist, evsel) { + evsel->core.attr.comm = 1; + evsel->core.attr.disabled = 1; + evsel->core.attr.enable_on_exec = 0; + } ret = evlist__open(evlist); if (ret < 0) { diff --git a/tools/perf/tests/shell/test_arm_coresight.sh b/tools/perf/tests/shell/test_arm_coresight.sh index 65dd852071..3302ea0b96 100755 --- a/tools/perf/tests/shell/test_arm_coresight.sh +++ b/tools/perf/tests/shell/test_arm_coresight.sh @@ -188,7 +188,7 @@ arm_cs_etm_snapshot_test() { arm_cs_etm_basic_test() { echo "Recording trace with '$*'" - perf record -o ${perfdata} "$@" -- ls > /dev/null 2>&1 + perf record -o ${perfdata} "$@" -m,8M -- ls > /dev/null 2>&1 perf_script_branch_samples ls && perf_report_branch_samples ls && diff --git a/tools/perf/tests/workloads/datasym.c b/tools/perf/tests/workloads/datasym.c index ddd40bc634..8e08fc75a9 100644 --- a/tools/perf/tests/workloads/datasym.c +++ b/tools/perf/tests/workloads/datasym.c @@ -16,6 +16,22 @@ static int datasym(int argc __maybe_unused, const char **argv __maybe_unused) { for (;;) { buf1.data1++; + if (buf1.data1 == 123) { + /* + * Add some 'noise' in the loop to work around errata + * 1694299 on Arm N1. + * + * Bias exists in SPE sampling which can cause the load + * and store instructions to be skipped entirely. This + * comes and goes randomly depending on the offset the + * linker places the datasym loop at in the Perf binary. + * With an extra branch in the middle of the loop that + * isn't always taken, the instruction stream is no + * longer a continuous repeating pattern that interacts + * badly with the bias. + */ + buf1.data1++; + } buf1.data2 += buf1.data1; } return 0; diff --git a/tools/perf/ui/browser.c b/tools/perf/ui/browser.c index 603d11283c..19503e8387 100644 --- a/tools/perf/ui/browser.c +++ b/tools/perf/ui/browser.c @@ -203,7 +203,7 @@ void ui_browser__refresh_dimensions(struct ui_browser *browser) void ui_browser__handle_resize(struct ui_browser *browser) { ui__refresh_dimensions(false); - ui_browser__show(browser, browser->title, ui_helpline__current); + ui_browser__show(browser, browser->title ?: "", ui_helpline__current); ui_browser__refresh(browser); } @@ -287,7 +287,8 @@ int ui_browser__show(struct ui_browser *browser, const char *title, mutex_lock(&ui__lock); __ui_browser__show_title(browser, title); - browser->title = title; + free(browser->title); + browser->title = strdup(title); zfree(&browser->helpline); va_start(ap, helpline); @@ -304,6 +305,7 @@ void ui_browser__hide(struct ui_browser *browser) mutex_lock(&ui__lock); ui_helpline__pop(); zfree(&browser->helpline); + zfree(&browser->title); mutex_unlock(&ui__lock); } diff --git a/tools/perf/ui/browser.h b/tools/perf/ui/browser.h index 510ce45540..6e98d5f8f7 100644 --- a/tools/perf/ui/browser.h +++ b/tools/perf/ui/browser.h @@ -21,7 +21,7 @@ struct ui_browser { u8 extra_title_lines; int current_color; void *priv; - const char *title; + char *title; char *helpline; const char *no_samples_msg; void (*refresh_dimensions)(struct ui_browser *browser); diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c index 50ca92255f..79d082155c 100644 --- a/tools/perf/util/annotate.c +++ b/tools/perf/util/annotate.c @@ -887,10 +887,17 @@ static struct annotated_source *annotated_source__new(void) static __maybe_unused void annotated_source__delete(struct annotated_source *src) { + struct hashmap_entry *cur; + size_t bkt; + if (src == NULL) return; - hashmap__free(src->samples); + if (src->samples) { + hashmap__for_each_entry(src->samples, cur, bkt) + zfree(&cur->pvalue); + hashmap__free(src->samples); + } zfree(&src->histograms); free(src); } @@ -3025,7 +3032,7 @@ void annotation__toggle_full_addr(struct annotation *notes, struct map_symbol *m annotation__update_column_widths(notes); } -static void annotation__calc_lines(struct annotation *notes, struct map *map, +static void annotation__calc_lines(struct annotation *notes, struct map_symbol *ms, struct rb_root *root) { struct annotation_line *al; @@ -3033,6 +3040,7 @@ static void annotation__calc_lines(struct annotation *notes, struct map *map, list_for_each_entry(al, ¬es->src->source, node) { double percent_max = 0.0; + u64 addr; int i; for (i = 0; i < al->data_nr; i++) { @@ -3048,8 +3056,9 @@ static void annotation__calc_lines(struct annotation *notes, struct map *map, if (percent_max <= 0.5) continue; - al->path = get_srcline(map__dso(map), notes->start + al->offset, NULL, - false, true, notes->start + al->offset); + addr = map__rip_2objdump(ms->map, ms->sym->start); + al->path = get_srcline(map__dso(ms->map), addr + al->offset, NULL, + false, true, ms->sym->start + al->offset); insert_source_line(&tmp_root, al); } @@ -3060,7 +3069,7 @@ static void symbol__calc_lines(struct map_symbol *ms, struct rb_root *root) { struct annotation *notes = symbol__annotation(ms->sym); - annotation__calc_lines(notes, ms->map, root); + annotation__calc_lines(notes, ms, root); } int symbol__tty_annotate2(struct map_symbol *ms, struct evsel *evsel) diff --git a/tools/perf/util/auxtrace.c b/tools/perf/util/auxtrace.c index 3684e6009b..ef314a5797 100644 --- a/tools/perf/util/auxtrace.c +++ b/tools/perf/util/auxtrace.c @@ -1466,6 +1466,7 @@ int itrace_do_parse_synth_opts(struct itrace_synth_opts *synth_opts, char *endptr; bool period_type_set = false; bool period_set = false; + bool iy = false; synth_opts->set = true; @@ -1484,6 +1485,7 @@ int itrace_do_parse_synth_opts(struct itrace_synth_opts *synth_opts, switch (*p++) { case 'i': case 'y': + iy = true; if (p[-1] == 'y') synth_opts->cycles = true; else @@ -1649,7 +1651,7 @@ int itrace_do_parse_synth_opts(struct itrace_synth_opts *synth_opts, } } out: - if (synth_opts->instructions || synth_opts->cycles) { + if (iy) { if (!period_type_set) synth_opts->period_type = PERF_ITRACE_DEFAULT_PERIOD_TYPE; diff --git a/tools/perf/util/dwarf-aux.c b/tools/perf/util/dwarf-aux.c index 2791126069..f93e57e2fc 100644 --- a/tools/perf/util/dwarf-aux.c +++ b/tools/perf/util/dwarf-aux.c @@ -1136,6 +1136,68 @@ int die_get_varname(Dwarf_Die *vr_die, struct strbuf *buf) return ret < 0 ? ret : strbuf_addf(buf, "\t%s", dwarf_diename(vr_die)); } +#if defined(HAVE_DWARF_GETLOCATIONS_SUPPORT) || defined(HAVE_DWARF_CFI_SUPPORT) +static int reg_from_dwarf_op(Dwarf_Op *op) +{ + switch (op->atom) { + case DW_OP_reg0 ... DW_OP_reg31: + return op->atom - DW_OP_reg0; + case DW_OP_breg0 ... DW_OP_breg31: + return op->atom - DW_OP_breg0; + case DW_OP_regx: + case DW_OP_bregx: + return op->number; + default: + break; + } + return -1; +} + +static int offset_from_dwarf_op(Dwarf_Op *op) +{ + switch (op->atom) { + case DW_OP_reg0 ... DW_OP_reg31: + case DW_OP_regx: + return 0; + case DW_OP_breg0 ... DW_OP_breg31: + return op->number; + case DW_OP_bregx: + return op->number2; + default: + break; + } + return -1; +} + +static bool check_allowed_ops(Dwarf_Op *ops, size_t nops) +{ + /* The first op is checked separately */ + ops++; + nops--; + + /* + * It needs to make sure if the location expression matches to the given + * register and offset exactly. Thus it rejects any complex expressions + * and only allows a few of selected operators that doesn't change the + * location. + */ + while (nops) { + switch (ops->atom) { + case DW_OP_stack_value: + case DW_OP_deref_size: + case DW_OP_deref: + case DW_OP_piece: + break; + default: + return false; + } + ops++; + nops--; + } + return true; +} +#endif /* HAVE_DWARF_GETLOCATIONS_SUPPORT || HAVE_DWARF_CFI_SUPPORT */ + #ifdef HAVE_DWARF_GETLOCATIONS_SUPPORT /** * die_get_var_innermost_scope - Get innermost scope range of given variable DIE @@ -1280,7 +1342,7 @@ struct find_var_data { #define DWARF_OP_DIRECT_REGS 32 static bool match_var_offset(Dwarf_Die *die_mem, struct find_var_data *data, - u64 addr_offset, u64 addr_type) + u64 addr_offset, u64 addr_type, bool is_pointer) { Dwarf_Die type_die; Dwarf_Word size; @@ -1294,6 +1356,12 @@ static bool match_var_offset(Dwarf_Die *die_mem, struct find_var_data *data, if (die_get_real_type(die_mem, &type_die) == NULL) return false; + if (is_pointer && dwarf_tag(&type_die) == DW_TAG_pointer_type) { + /* Get the target type of the pointer */ + if (die_get_real_type(&type_die, &type_die) == NULL) + return false; + } + if (dwarf_aggregate_size(&type_die, &size) < 0) return false; @@ -1305,34 +1373,6 @@ static bool match_var_offset(Dwarf_Die *die_mem, struct find_var_data *data, return true; } -static bool check_allowed_ops(Dwarf_Op *ops, size_t nops) -{ - /* The first op is checked separately */ - ops++; - nops--; - - /* - * It needs to make sure if the location expression matches to the given - * register and offset exactly. Thus it rejects any complex expressions - * and only allows a few of selected operators that doesn't change the - * location. - */ - while (nops) { - switch (ops->atom) { - case DW_OP_stack_value: - case DW_OP_deref_size: - case DW_OP_deref: - case DW_OP_piece: - break; - default: - return false; - } - ops++; - nops--; - } - return true; -} - /* Only checks direct child DIEs in the given scope. */ static int __die_find_var_reg_cb(Dwarf_Die *die_mem, void *arg) { @@ -1361,31 +1401,38 @@ static int __die_find_var_reg_cb(Dwarf_Die *die_mem, void *arg) if (data->is_fbreg && ops->atom == DW_OP_fbreg && data->offset >= (int)ops->number && check_allowed_ops(ops, nops) && - match_var_offset(die_mem, data, data->offset, ops->number)) + match_var_offset(die_mem, data, data->offset, ops->number, + /*is_pointer=*/false)) return DIE_FIND_CB_END; /* Only match with a simple case */ if (data->reg < DWARF_OP_DIRECT_REGS) { /* pointer variables saved in a register 0 to 31 */ if (ops->atom == (DW_OP_reg0 + data->reg) && - check_allowed_ops(ops, nops)) + check_allowed_ops(ops, nops) && + match_var_offset(die_mem, data, data->offset, 0, + /*is_pointer=*/true)) return DIE_FIND_CB_END; /* Local variables accessed by a register + offset */ if (ops->atom == (DW_OP_breg0 + data->reg) && check_allowed_ops(ops, nops) && - match_var_offset(die_mem, data, data->offset, ops->number)) + match_var_offset(die_mem, data, data->offset, ops->number, + /*is_pointer=*/false)) return DIE_FIND_CB_END; } else { /* pointer variables saved in a register 32 or above */ if (ops->atom == DW_OP_regx && ops->number == data->reg && - check_allowed_ops(ops, nops)) + check_allowed_ops(ops, nops) && + match_var_offset(die_mem, data, data->offset, 0, + /*is_pointer=*/true)) return DIE_FIND_CB_END; /* Local variables accessed by a register + offset */ if (ops->atom == DW_OP_bregx && data->reg == ops->number && check_allowed_ops(ops, nops) && - match_var_offset(die_mem, data, data->offset, ops->number2)) + match_var_offset(die_mem, data, data->offset, ops->number2, + /*is_poitner=*/false)) return DIE_FIND_CB_END; } } @@ -1447,7 +1494,8 @@ static int __die_find_var_addr_cb(Dwarf_Die *die_mem, void *arg) continue; if (check_allowed_ops(ops, nops) && - match_var_offset(die_mem, data, data->addr, ops->number)) + match_var_offset(die_mem, data, data->addr, ops->number, + /*is_pointer=*/false)) return DIE_FIND_CB_END; } return DIE_FIND_CB_SIBLING; @@ -1479,41 +1527,69 @@ Dwarf_Die *die_find_variable_by_addr(Dwarf_Die *sc_die, Dwarf_Addr pc, *offset = data.offset; return result; } -#endif /* HAVE_DWARF_GETLOCATIONS_SUPPORT */ -#ifdef HAVE_DWARF_CFI_SUPPORT -static int reg_from_dwarf_op(Dwarf_Op *op) +static int __die_collect_vars_cb(Dwarf_Die *die_mem, void *arg) { - switch (op->atom) { - case DW_OP_reg0 ... DW_OP_reg31: - return op->atom - DW_OP_reg0; - case DW_OP_breg0 ... DW_OP_breg31: - return op->atom - DW_OP_breg0; - case DW_OP_regx: - case DW_OP_bregx: - return op->number; - default: - break; - } - return -1; + struct die_var_type **var_types = arg; + Dwarf_Die type_die; + int tag = dwarf_tag(die_mem); + Dwarf_Attribute attr; + Dwarf_Addr base, start, end; + Dwarf_Op *ops; + size_t nops; + struct die_var_type *vt; + + if (tag != DW_TAG_variable && tag != DW_TAG_formal_parameter) + return DIE_FIND_CB_SIBLING; + + if (dwarf_attr(die_mem, DW_AT_location, &attr) == NULL) + return DIE_FIND_CB_SIBLING; + + /* + * Only collect the first location as it can reconstruct the + * remaining state by following the instructions. + * start = 0 means it covers the whole range. + */ + if (dwarf_getlocations(&attr, 0, &base, &start, &end, &ops, &nops) <= 0) + return DIE_FIND_CB_SIBLING; + + if (die_get_real_type(die_mem, &type_die) == NULL) + return DIE_FIND_CB_SIBLING; + + vt = malloc(sizeof(*vt)); + if (vt == NULL) + return DIE_FIND_CB_END; + + vt->die_off = dwarf_dieoffset(&type_die); + vt->addr = start; + vt->reg = reg_from_dwarf_op(ops); + vt->offset = offset_from_dwarf_op(ops); + vt->next = *var_types; + *var_types = vt; + + return DIE_FIND_CB_SIBLING; } -static int offset_from_dwarf_op(Dwarf_Op *op) +/** + * die_collect_vars - Save all variables and parameters + * @sc_die: a scope DIE + * @var_types: a pointer to save the resulting list + * + * Save all variables and parameters in the @sc_die and save them to @var_types. + * The @var_types is a singly-linked list containing type and location info. + * Actual type can be retrieved using dwarf_offdie() with 'die_off' later. + * + * Callers should free @var_types. + */ +void die_collect_vars(Dwarf_Die *sc_die, struct die_var_type **var_types) { - switch (op->atom) { - case DW_OP_reg0 ... DW_OP_reg31: - case DW_OP_regx: - return 0; - case DW_OP_breg0 ... DW_OP_breg31: - return op->number; - case DW_OP_bregx: - return op->number2; - default: - break; - } - return -1; + Dwarf_Die die_mem; + + die_find_child(sc_die, __die_collect_vars_cb, (void *)var_types, &die_mem); } +#endif /* HAVE_DWARF_GETLOCATIONS_SUPPORT */ +#ifdef HAVE_DWARF_CFI_SUPPORT /** * die_get_cfa - Get frame base information * @dwarf: a Dwarf info diff --git a/tools/perf/util/dwarf-aux.h b/tools/perf/util/dwarf-aux.h index 85dd527ae1..efafd3a1f5 100644 --- a/tools/perf/util/dwarf-aux.h +++ b/tools/perf/util/dwarf-aux.h @@ -135,6 +135,15 @@ void die_skip_prologue(Dwarf_Die *sp_die, Dwarf_Die *cu_die, /* Get the list of including scopes */ int die_get_scopes(Dwarf_Die *cu_die, Dwarf_Addr pc, Dwarf_Die **scopes); +/* Variable type information */ +struct die_var_type { + struct die_var_type *next; + u64 die_off; + u64 addr; + int reg; + int offset; +}; + #ifdef HAVE_DWARF_GETLOCATIONS_SUPPORT /* Get byte offset range of given variable DIE */ @@ -150,6 +159,9 @@ Dwarf_Die *die_find_variable_by_addr(Dwarf_Die *sc_die, Dwarf_Addr pc, Dwarf_Addr addr, Dwarf_Die *die_mem, int *offset); +/* Save all variables and parameters in this scope */ +void die_collect_vars(Dwarf_Die *sc_die, struct die_var_type **var_types); + #else /* HAVE_DWARF_GETLOCATIONS_SUPPORT */ static inline int die_get_var_range(Dwarf_Die *sp_die __maybe_unused, @@ -178,6 +190,11 @@ static inline Dwarf_Die *die_find_variable_by_addr(Dwarf_Die *sc_die __maybe_unu return NULL; } +static inline void die_collect_vars(Dwarf_Die *sc_die __maybe_unused, + struct die_var_type **var_types __maybe_unused) +{ +} + #endif /* HAVE_DWARF_GETLOCATIONS_SUPPORT */ #ifdef HAVE_DWARF_CFI_SUPPORT diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c index b450178e34..e733f6b1f7 100644 --- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c +++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c @@ -1319,6 +1319,8 @@ static bool intel_pt_fup_event(struct intel_pt_decoder *decoder, bool no_tip) bool ret = false; decoder->state.type &= ~INTEL_PT_BRANCH; + decoder->state.insn_op = INTEL_PT_OP_OTHER; + decoder->state.insn_len = 0; if (decoder->set_fup_cfe_ip || decoder->set_fup_cfe) { bool ip = decoder->set_fup_cfe_ip; diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c index f38893e0b0..4db9a098f5 100644 --- a/tools/perf/util/intel-pt.c +++ b/tools/perf/util/intel-pt.c @@ -764,6 +764,7 @@ static int intel_pt_walk_next_insn(struct intel_pt_insn *intel_pt_insn, addr_location__init(&al); intel_pt_insn->length = 0; + intel_pt_insn->op = INTEL_PT_OP_OTHER; if (to_ip && *ip == to_ip) goto out_no_cache; @@ -898,6 +899,7 @@ static int intel_pt_walk_next_insn(struct intel_pt_insn *intel_pt_insn, if (to_ip && *ip == to_ip) { intel_pt_insn->length = 0; + intel_pt_insn->op = INTEL_PT_OP_OTHER; goto out_no_cache; } diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c index 527517db31..07c22f765f 100644 --- a/tools/perf/util/machine.c +++ b/tools/perf/util/machine.c @@ -1549,8 +1549,8 @@ static int machine__update_kernel_mmap(struct machine *machine, updated = map__get(orig); machine->vmlinux_map = updated; - machine__set_kernel_mmap(machine, start, end); maps__remove(machine__kernel_maps(machine), orig); + machine__set_kernel_mmap(machine, start, end); err = maps__insert(machine__kernel_maps(machine), updated); map__put(orig); diff --git a/tools/perf/util/perf_event_attr_fprintf.c b/tools/perf/util/perf_event_attr_fprintf.c index 8f04d3b7f3..59fbbba796 100644 --- a/tools/perf/util/perf_event_attr_fprintf.c +++ b/tools/perf/util/perf_event_attr_fprintf.c @@ -7,6 +7,8 @@ #include #include #include "util/evsel_fprintf.h" +#include "util/pmu.h" +#include "util/pmus.h" #include "trace-event.h" struct bit_names { @@ -75,9 +77,12 @@ static void __p_read_format(char *buf, size_t size, u64 value) } #define ENUM_ID_TO_STR_CASE(x) case x: return (#x); -static const char *stringify_perf_type_id(u64 value) +static const char *stringify_perf_type_id(struct perf_pmu *pmu, u32 type) { - switch (value) { + if (pmu) + return pmu->name; + + switch (type) { ENUM_ID_TO_STR_CASE(PERF_TYPE_HARDWARE) ENUM_ID_TO_STR_CASE(PERF_TYPE_SOFTWARE) ENUM_ID_TO_STR_CASE(PERF_TYPE_TRACEPOINT) @@ -175,9 +180,9 @@ do { \ #define print_id_unsigned(_s) PRINT_ID(_s, "%"PRIu64) #define print_id_hex(_s) PRINT_ID(_s, "%#"PRIx64) -static void __p_type_id(char *buf, size_t size, u64 value) +static void __p_type_id(struct perf_pmu *pmu, char *buf, size_t size, u64 value) { - print_id_unsigned(stringify_perf_type_id(value)); + print_id_unsigned(stringify_perf_type_id(pmu, value)); } static void __p_config_hw_id(char *buf, size_t size, u64 value) @@ -217,8 +222,14 @@ static void __p_config_tracepoint_id(char *buf, size_t size, u64 value) } #endif -static void __p_config_id(char *buf, size_t size, u32 type, u64 value) +static void __p_config_id(struct perf_pmu *pmu, char *buf, size_t size, u32 type, u64 value) { + const char *name = perf_pmu__name_from_config(pmu, value); + + if (name) { + print_id_hex(name); + return; + } switch (type) { case PERF_TYPE_HARDWARE: return __p_config_hw_id(buf, size, value); @@ -246,8 +257,8 @@ static void __p_config_id(char *buf, size_t size, u32 type, u64 value) #define p_sample_type(val) __p_sample_type(buf, BUF_SIZE, val) #define p_branch_sample_type(val) __p_branch_sample_type(buf, BUF_SIZE, val) #define p_read_format(val) __p_read_format(buf, BUF_SIZE, val) -#define p_type_id(val) __p_type_id(buf, BUF_SIZE, val) -#define p_config_id(val) __p_config_id(buf, BUF_SIZE, attr->type, val) +#define p_type_id(val) __p_type_id(pmu, buf, BUF_SIZE, val) +#define p_config_id(val) __p_config_id(pmu, buf, BUF_SIZE, attr->type, val) #define PRINT_ATTRn(_n, _f, _p, _a) \ do { \ @@ -262,6 +273,7 @@ do { \ int perf_event_attr__fprintf(FILE *fp, struct perf_event_attr *attr, attr__fprintf_f attr__fprintf, void *priv) { + struct perf_pmu *pmu = perf_pmus__find_by_type(attr->type); char buf[BUF_SIZE]; int ret = 0; diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c index f39cbbc1a7..cc349d9cb0 100644 --- a/tools/perf/util/pmu.c +++ b/tools/perf/util/pmu.c @@ -36,6 +36,18 @@ struct perf_pmu perf_pmu__fake = { #define UNIT_MAX_LEN 31 /* max length for event unit name */ +enum event_source { + /* An event loaded from /sys/devices//events. */ + EVENT_SRC_SYSFS, + /* An event loaded from a CPUID matched json file. */ + EVENT_SRC_CPU_JSON, + /* + * An event loaded from a /sys/devices//identifier matched json + * file. + */ + EVENT_SRC_SYS_JSON, +}; + /** * struct perf_pmu_alias - An event either read from sysfs or builtin in * pmu-events.c, created by parsing the pmu-events json files. @@ -425,9 +437,30 @@ static struct perf_pmu_alias *perf_pmu__find_alias(struct perf_pmu *pmu, { struct perf_pmu_alias *alias; - if (load && !pmu->sysfs_aliases_loaded) - pmu_aliases_parse(pmu); + if (load && !pmu->sysfs_aliases_loaded) { + bool has_sysfs_event; + char event_file_name[FILENAME_MAX + 8]; + + /* + * Test if alias/event 'name' exists in the PMU's sysfs/events + * directory. If not skip parsing the sysfs aliases. Sysfs event + * name must be all lower or all upper case. + */ + scnprintf(event_file_name, sizeof(event_file_name), "events/%s", name); + for (size_t i = 7, n = 7 + strlen(name); i < n; i++) + event_file_name[i] = tolower(event_file_name[i]); + + has_sysfs_event = perf_pmu__file_exists(pmu, event_file_name); + if (!has_sysfs_event) { + for (size_t i = 7, n = 7 + strlen(name); i < n; i++) + event_file_name[i] = toupper(event_file_name[i]); + + has_sysfs_event = perf_pmu__file_exists(pmu, event_file_name); + } + if (has_sysfs_event) + pmu_aliases_parse(pmu); + } list_for_each_entry(alias, &pmu->aliases, list) { if (!strcasecmp(alias->name, name)) return alias; @@ -500,7 +533,7 @@ static int update_alias(const struct pmu_event *pe, static int perf_pmu__new_alias(struct perf_pmu *pmu, const char *name, const char *desc, const char *val, FILE *val_fd, - const struct pmu_event *pe) + const struct pmu_event *pe, enum event_source src) { struct perf_pmu_alias *alias; int ret; @@ -552,25 +585,30 @@ static int perf_pmu__new_alias(struct perf_pmu *pmu, const char *name, } snprintf(alias->unit, sizeof(alias->unit), "%s", unit); } - if (!pe) { - /* Update an event from sysfs with json data. */ - struct update_alias_data data = { - .pmu = pmu, - .alias = alias, - }; - + switch (src) { + default: + case EVENT_SRC_SYSFS: alias->from_sysfs = true; if (pmu->events_table) { + /* Update an event from sysfs with json data. */ + struct update_alias_data data = { + .pmu = pmu, + .alias = alias, + }; if (pmu_events_table__find_event(pmu->events_table, pmu, name, update_alias, &data) == 0) - pmu->loaded_json_aliases++; + pmu->cpu_json_aliases++; } - } - - if (!pe) pmu->sysfs_aliases++; - else - pmu->loaded_json_aliases++; + break; + case EVENT_SRC_CPU_JSON: + pmu->cpu_json_aliases++; + break; + case EVENT_SRC_SYS_JSON: + pmu->sys_json_aliases++; + break; + + } list_add_tail(&alias->list, &pmu->aliases); return 0; } @@ -646,7 +684,8 @@ static int pmu_aliases_parse(struct perf_pmu *pmu) } if (perf_pmu__new_alias(pmu, name, /*desc=*/ NULL, - /*val=*/ NULL, file, /*pe=*/ NULL) < 0) + /*val=*/ NULL, file, /*pe=*/ NULL, + EVENT_SRC_SYSFS) < 0) pr_debug("Cannot set up %s\n", name); fclose(file); } @@ -900,7 +939,8 @@ static int pmu_add_cpu_aliases_map_callback(const struct pmu_event *pe, { struct perf_pmu *pmu = vdata; - perf_pmu__new_alias(pmu, pe->name, pe->desc, pe->event, /*val_fd=*/ NULL, pe); + perf_pmu__new_alias(pmu, pe->name, pe->desc, pe->event, /*val_fd=*/ NULL, + pe, EVENT_SRC_CPU_JSON); return 0; } @@ -935,13 +975,14 @@ static int pmu_add_sys_aliases_iter_fn(const struct pmu_event *pe, return 0; if (pmu_uncore_alias_match(pe->pmu, pmu->name) && - pmu_uncore_identifier_match(pe->compat, pmu->id)) { + pmu_uncore_identifier_match(pe->compat, pmu->id)) { perf_pmu__new_alias(pmu, pe->name, pe->desc, pe->event, /*val_fd=*/ NULL, - pe); + pe, + EVENT_SRC_SYS_JSON); } return 0; @@ -1035,6 +1076,12 @@ struct perf_pmu *perf_pmu__lookup(struct list_head *pmus, int dirfd, const char pmu->max_precise = pmu_max_precise(dirfd, pmu); pmu->alias_name = pmu_find_alias_name(pmu, dirfd); pmu->events_table = perf_pmu__find_events_table(pmu); + /* + * Load the sys json events/aliases when loading the PMU as each event + * may have a different compat regular expression. We therefore can't + * know the number of sys json events/aliases without computing the + * regular expressions for them all. + */ pmu_add_sys_aliases(pmu); list_add_tail(&pmu->list, pmus); @@ -1632,15 +1679,15 @@ size_t perf_pmu__num_events(struct perf_pmu *pmu) { size_t nr; - if (!pmu->sysfs_aliases_loaded) - pmu_aliases_parse(pmu); - - nr = pmu->sysfs_aliases; + pmu_aliases_parse(pmu); + nr = pmu->sysfs_aliases + pmu->sys_json_aliases;; if (pmu->cpu_aliases_added) - nr += pmu->loaded_json_aliases; + nr += pmu->cpu_json_aliases; else if (pmu->events_table) - nr += pmu_events_table__num_events(pmu->events_table, pmu) - pmu->loaded_json_aliases; + nr += pmu_events_table__num_events(pmu->events_table, pmu) - pmu->cpu_json_aliases; + else + assert(pmu->cpu_json_aliases == 0); return pmu->selectable ? nr + 1 : nr; } @@ -1693,6 +1740,7 @@ int perf_pmu__for_each_event(struct perf_pmu *pmu, bool skip_duplicate_pmus, struct strbuf sb; strbuf_init(&sb, /*hint=*/ 0); + pmu_aliases_parse(pmu); pmu_add_cpu_aliases(pmu); list_for_each_entry(event, &pmu->aliases, list) { size_t buf_used; @@ -2085,3 +2133,22 @@ void perf_pmu__delete(struct perf_pmu *pmu) zfree(&pmu->id); free(pmu); } + +const char *perf_pmu__name_from_config(struct perf_pmu *pmu, u64 config) +{ + struct perf_pmu_alias *event; + + if (!pmu) + return NULL; + + pmu_aliases_parse(pmu); + pmu_add_cpu_aliases(pmu); + list_for_each_entry(event, &pmu->aliases, list) { + struct perf_event_attr attr = {.config = 0,}; + int ret = perf_pmu__config(pmu, &attr, &event->terms, NULL); + + if (ret == 0 && config == attr.config) + return event->name; + } + return NULL; +} diff --git a/tools/perf/util/pmu.h b/tools/perf/util/pmu.h index e35d985206..77c59ebc05 100644 --- a/tools/perf/util/pmu.h +++ b/tools/perf/util/pmu.h @@ -123,8 +123,10 @@ struct perf_pmu { const struct pmu_events_table *events_table; /** @sysfs_aliases: Number of sysfs aliases loaded. */ uint32_t sysfs_aliases; - /** @sysfs_aliases: Number of json event aliases loaded. */ - uint32_t loaded_json_aliases; + /** @cpu_json_aliases: Number of json event aliases loaded specific to the CPUID. */ + uint32_t cpu_json_aliases; + /** @sys_json_aliases: Number of json event aliases loaded matching the PMU's identifier. */ + uint32_t sys_json_aliases; /** @sysfs_aliases_loaded: Are sysfs aliases loaded from disk? */ bool sysfs_aliases_loaded; /** @@ -273,5 +275,6 @@ struct perf_pmu *perf_pmu__lookup(struct list_head *pmus, int dirfd, const char struct perf_pmu *perf_pmu__create_placeholder_core_pmu(struct list_head *core_pmus); void perf_pmu__delete(struct perf_pmu *pmu); struct perf_pmu *perf_pmus__find_core_pmu(void); +const char *perf_pmu__name_from_config(struct perf_pmu *pmu, u64 config); #endif /* __PMU_H */ diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c index 2a0ad9ecf0..5c12459e97 100644 --- a/tools/perf/util/probe-event.c +++ b/tools/perf/util/probe-event.c @@ -11,6 +11,7 @@ #include #include #include +#include #include #include #include diff --git a/tools/perf/util/python.c b/tools/perf/util/python.c index 075c0f79b1..0aeb97c11c 100644 --- a/tools/perf/util/python.c +++ b/tools/perf/util/python.c @@ -103,6 +103,16 @@ int perf_pmu__scan_file(const struct perf_pmu *pmu, const char *name, const char return EOF; } +const char *perf_pmu__name_from_config(struct perf_pmu *pmu __maybe_unused, u64 config __maybe_unused) +{ + return NULL; +} + +struct perf_pmu *perf_pmus__find_by_type(unsigned int type __maybe_unused) +{ + return NULL; +} + int perf_pmus__num_core_pmus(void) { return 1; diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c index bfc1d705f4..91d2f7f65d 100644 --- a/tools/perf/util/stat-display.c +++ b/tools/perf/util/stat-display.c @@ -1223,6 +1223,9 @@ static void print_metric_headers(struct perf_stat_config *config, /* Print metrics headers only */ evlist__for_each_entry(evlist, counter) { + if (config->aggr_mode != AGGR_NONE && counter->metric_leader != counter) + continue; + os.evsel = counter; perf_stat__print_shadow_stats(config, counter, 0, diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index 9ebdb8e13c..68dbeae8d2 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -1287,7 +1287,7 @@ static int dso__load_kcore(struct dso *dso, struct map *map, { struct maps *kmaps = map__kmaps(map); struct kcore_mapfn_data md; - struct map *replacement_map = NULL; + struct map *map_ref, *replacement_map = NULL; struct machine *machine; bool is_64_bit; int err, fd; @@ -1365,6 +1365,24 @@ static int dso__load_kcore(struct dso *dso, struct map *map, if (!replacement_map) replacement_map = list_entry(md.maps.next, struct map_list_node, node)->map; + /* + * Update addresses of vmlinux map. Re-insert it to ensure maps are + * correctly ordered. Do this before using maps__merge_in() for the + * remaining maps so vmlinux gets split if necessary. + */ + map_ref = map__get(map); + maps__remove(kmaps, map_ref); + + map__set_start(map_ref, map__start(replacement_map)); + map__set_end(map_ref, map__end(replacement_map)); + map__set_pgoff(map_ref, map__pgoff(replacement_map)); + map__set_mapping_type(map_ref, map__mapping_type(replacement_map)); + + err = maps__insert(kmaps, map_ref); + map__put(map_ref); + if (err) + goto out_err; + /* Add new maps */ while (!list_empty(&md.maps)) { struct map_list_node *new_node = list_entry(md.maps.next, struct map_list_node, node); @@ -1372,22 +1390,8 @@ static int dso__load_kcore(struct dso *dso, struct map *map, list_del_init(&new_node->node); - if (RC_CHK_EQUAL(new_map, replacement_map)) { - struct map *map_ref; - - map__set_start(map, map__start(new_map)); - map__set_end(map, map__end(new_map)); - map__set_pgoff(map, map__pgoff(new_map)); - map__set_mapping_type(map, map__mapping_type(new_map)); - /* Ensure maps are correctly ordered */ - map_ref = map__get(map); - maps__remove(kmaps, map_ref); - err = maps__insert(kmaps, map_ref); - map__put(map_ref); - map__put(new_map); - if (err) - goto out_err; - } else { + /* skip if replacement_map, already inserted above */ + if (!RC_CHK_EQUAL(new_map, replacement_map)) { /* * Merge kcore map into existing maps, * and ensure that current maps (eBPF) @@ -1969,6 +1973,10 @@ out: return ret; } +/* + * Always takes ownership of vmlinux when vmlinux_allocated == true, even if + * it returns an error. + */ int dso__load_vmlinux(struct dso *dso, struct map *map, const char *vmlinux, bool vmlinux_allocated) { @@ -1987,8 +1995,11 @@ int dso__load_vmlinux(struct dso *dso, struct map *map, else symtab_type = DSO_BINARY_TYPE__VMLINUX; - if (symsrc__init(&ss, dso, symfs_vmlinux, symtab_type)) + if (symsrc__init(&ss, dso, symfs_vmlinux, symtab_type)) { + if (vmlinux_allocated) + free((char *) vmlinux); return -1; + } /* * dso__load_sym() may copy 'dso' which will result in the copies having @@ -2031,7 +2042,6 @@ int dso__load_vmlinux_path(struct dso *dso, struct map *map) err = dso__load_vmlinux(dso, map, filename, true); if (err > 0) goto out; - free(filename); } out: return err; @@ -2183,7 +2193,6 @@ static int dso__load_kernel_sym(struct dso *dso, struct map *map) err = dso__load_vmlinux(dso, map, filename, true); if (err > 0) return err; - free(filename); } if (!symbol_conf.ignore_vmlinux && vmlinux_path != NULL) { diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c index 1aa8962dcf..515726489e 100644 --- a/tools/perf/util/thread.c +++ b/tools/perf/util/thread.c @@ -39,12 +39,13 @@ int thread__init_maps(struct thread *thread, struct machine *machine) struct thread *thread__new(pid_t pid, pid_t tid) { - char *comm_str; - struct comm *comm; RC_STRUCT(thread) *_thread = zalloc(sizeof(*_thread)); struct thread *thread; if (ADD_RC_CHK(thread, _thread) != NULL) { + struct comm *comm; + char comm_str[32]; + thread__set_pid(thread, pid); thread__set_tid(thread, tid); thread__set_ppid(thread, -1); @@ -56,13 +57,8 @@ struct thread *thread__new(pid_t pid, pid_t tid) init_rwsem(thread__namespaces_lock(thread)); init_rwsem(thread__comm_lock(thread)); - comm_str = malloc(32); - if (!comm_str) - goto err_thread; - - snprintf(comm_str, 32, ":%d", tid); + snprintf(comm_str, sizeof(comm_str), ":%d", tid); comm = comm__new(comm_str, 0, false); - free(comm_str); if (!comm) goto err_thread; @@ -76,7 +72,7 @@ struct thread *thread__new(pid_t pid, pid_t tid) return thread; err_thread: - free(thread); + thread__delete(thread); return NULL; } diff --git a/tools/testing/cxl/test/mem.c b/tools/testing/cxl/test/mem.c index 35ee41e435..0d0ca63de8 100644 --- a/tools/testing/cxl/test/mem.c +++ b/tools/testing/cxl/test/mem.c @@ -3,6 +3,7 @@ #include #include +#include #include #include #include diff --git a/tools/testing/selftests/alsa/Makefile b/tools/testing/selftests/alsa/Makefile index 5af9ba8a46..c1ce39874e 100644 --- a/tools/testing/selftests/alsa/Makefile +++ b/tools/testing/selftests/alsa/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 # -CFLAGS += $(shell pkg-config --cflags alsa) +CFLAGS += $(shell pkg-config --cflags alsa) $(KHDR_INCLUDES) LDLIBS += $(shell pkg-config --libs alsa) ifeq ($(LDLIBS),) LDLIBS += -lasound diff --git a/tools/testing/selftests/arm64/tags/tags_test.c b/tools/testing/selftests/arm64/tags/tags_test.c index 5701163460..955f87c117 100644 --- a/tools/testing/selftests/arm64/tags/tags_test.c +++ b/tools/testing/selftests/arm64/tags/tags_test.c @@ -6,6 +6,7 @@ #include #include #include +#include "../../kselftest.h" #define SHIFT_TAG(tag) ((uint64_t)(tag) << 56) #define SET_TAG(ptr, tag) (((uint64_t)(ptr) & ~SHIFT_TAG(0xff)) | \ @@ -21,6 +22,9 @@ int main(void) if (prctl(PR_SET_TAGGED_ADDR_CTRL, PR_TAGGED_ADDR_ENABLE, 0, 0, 0) == 0) tbi_enabled = 1; ptr = (struct utsname *)malloc(sizeof(*ptr)); + if (!ptr) + ksft_exit_fail_msg("Failed to allocate utsname buffer\n"); + if (tbi_enabled) tag = 0x42; ptr = (struct utsname *)SET_TAG(ptr, tag); diff --git a/tools/testing/selftests/bpf/cgroup_helpers.c b/tools/testing/selftests/bpf/cgroup_helpers.c index 19be9c63d5..e812876d79 100644 --- a/tools/testing/selftests/bpf/cgroup_helpers.c +++ b/tools/testing/selftests/bpf/cgroup_helpers.c @@ -508,6 +508,9 @@ int cgroup_setup_and_join(const char *path) { /** * setup_classid_environment() - Setup the cgroupv1 net_cls environment * + * This function should only be called in a custom mount namespace, e.g. + * created by running setup_cgroup_environment. + * * After calling this function, cleanup_classid_environment should be called * once testing is complete. * diff --git a/tools/testing/selftests/bpf/network_helpers.c b/tools/testing/selftests/bpf/network_helpers.c index 6db27a9088..be96bf0223 100644 --- a/tools/testing/selftests/bpf/network_helpers.c +++ b/tools/testing/selftests/bpf/network_helpers.c @@ -461,6 +461,8 @@ struct nstoken *open_netns(const char *name) return token; fail: + if (token->orig_netns_fd != -1) + close(token->orig_netns_fd); free(token); return NULL; } diff --git a/tools/testing/selftests/bpf/prog_tests/btf_map_in_map.c b/tools/testing/selftests/bpf/prog_tests/btf_map_in_map.c index a8b53b8736..f66ceccd70 100644 --- a/tools/testing/selftests/bpf/prog_tests/btf_map_in_map.c +++ b/tools/testing/selftests/bpf/prog_tests/btf_map_in_map.c @@ -25,7 +25,7 @@ static void test_lookup_update(void) int map1_fd, map2_fd, map3_fd, map4_fd, map5_fd, map1_id, map2_id; int outer_arr_fd, outer_hash_fd, outer_arr_dyn_fd; struct test_btf_map_in_map *skel; - int err, key = 0, val, i, fd; + int err, key = 0, val, i; skel = test_btf_map_in_map__open_and_load(); if (CHECK(!skel, "skel_open", "failed to open&load skeleton\n")) @@ -102,30 +102,6 @@ static void test_lookup_update(void) CHECK(map1_id == 0, "map1_id", "failed to get ID 1\n"); CHECK(map2_id == 0, "map2_id", "failed to get ID 2\n"); - test_btf_map_in_map__destroy(skel); - skel = NULL; - - /* we need to either wait for or force synchronize_rcu(), before - * checking for "still exists" condition, otherwise map could still be - * resolvable by ID, causing false positives. - * - * Older kernels (5.8 and earlier) freed map only after two - * synchronize_rcu()s, so trigger two, to be entirely sure. - */ - CHECK(kern_sync_rcu(), "sync_rcu", "failed\n"); - CHECK(kern_sync_rcu(), "sync_rcu", "failed\n"); - - fd = bpf_map_get_fd_by_id(map1_id); - if (CHECK(fd >= 0, "map1_leak", "inner_map1 leaked!\n")) { - close(fd); - goto cleanup; - } - fd = bpf_map_get_fd_by_id(map2_id); - if (CHECK(fd >= 0, "map2_leak", "inner_map2 leaked!\n")) { - close(fd); - goto cleanup; - } - cleanup: test_btf_map_in_map__destroy(skel); } diff --git a/tools/testing/selftests/bpf/prog_tests/cgroup1_hierarchy.c b/tools/testing/selftests/bpf/prog_tests/cgroup1_hierarchy.c index 74d6d7546f..25332e5967 100644 --- a/tools/testing/selftests/bpf/prog_tests/cgroup1_hierarchy.c +++ b/tools/testing/selftests/bpf/prog_tests/cgroup1_hierarchy.c @@ -87,9 +87,12 @@ void test_cgroup1_hierarchy(void) goto destroy; /* Setup cgroup1 hierarchy */ + err = setup_cgroup_environment(); + if (!ASSERT_OK(err, "setup_cgroup_environment")) + goto destroy; err = setup_classid_environment(); if (!ASSERT_OK(err, "setup_classid_environment")) - goto destroy; + goto cleanup_cgroup; err = join_classid(); if (!ASSERT_OK(err, "join_cgroup1")) @@ -153,6 +156,8 @@ void test_cgroup1_hierarchy(void) cleanup: cleanup_classid_environment(); +cleanup_cgroup: + cleanup_cgroup_environment(); destroy: test_cgroup1_hierarchy__destroy(skel); } diff --git a/tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c b/tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c index 8269cdee33..38fda42fd7 100644 --- a/tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c +++ b/tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c @@ -397,7 +397,7 @@ static void test_attach_api_fails(void) link_fd = bpf_link_create(prog_fd, 0, BPF_TRACE_UPROBE_MULTI, &opts); if (!ASSERT_ERR(link_fd, "link_fd")) goto cleanup; - ASSERT_EQ(link_fd, -ESRCH, "pid_is_wrong"); + ASSERT_EQ(link_fd, -EINVAL, "pid_is_wrong"); cleanup: if (link_fd >= 0) diff --git a/tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c b/tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c index 498d3bdaa4..bad0ea167b 100644 --- a/tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c +++ b/tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c @@ -107,8 +107,8 @@ void test_xdp_do_redirect(void) .attach_point = BPF_TC_INGRESS); memcpy(&data[sizeof(__u64)], &pkt_udp, sizeof(pkt_udp)); - *((__u32 *)data) = 0x42; /* metadata test value */ - *((__u32 *)data + 4) = 0; + ((__u32 *)data)[0] = 0x42; /* metadata test value */ + ((__u32 *)data)[1] = 0; skel = test_xdp_do_redirect__open(); if (!ASSERT_OK_PTR(skel, "skel")) diff --git a/tools/testing/selftests/bpf/progs/bench_local_storage_create.c b/tools/testing/selftests/bpf/progs/bench_local_storage_create.c index e4bfbba6c1..c8ec0d0368 100644 --- a/tools/testing/selftests/bpf/progs/bench_local_storage_create.c +++ b/tools/testing/selftests/bpf/progs/bench_local_storage_create.c @@ -61,14 +61,15 @@ SEC("lsm.s/socket_post_create") int BPF_PROG(socket_post_create, struct socket *sock, int family, int type, int protocol, int kern) { + struct sock *sk = sock->sk; struct storage *stg; __u32 pid; pid = bpf_get_current_pid_tgid() >> 32; - if (pid != bench_pid) + if (pid != bench_pid || !sk) return 0; - stg = bpf_sk_storage_get(&sk_storage_map, sock->sk, NULL, + stg = bpf_sk_storage_get(&sk_storage_map, sk, NULL, BPF_LOCAL_STORAGE_GET_F_CREATE); if (stg) diff --git a/tools/testing/selftests/bpf/progs/local_storage.c b/tools/testing/selftests/bpf/progs/local_storage.c index e5e3a8b8dd..637e75df2e 100644 --- a/tools/testing/selftests/bpf/progs/local_storage.c +++ b/tools/testing/selftests/bpf/progs/local_storage.c @@ -140,11 +140,12 @@ int BPF_PROG(socket_bind, struct socket *sock, struct sockaddr *address, { __u32 pid = bpf_get_current_pid_tgid() >> 32; struct local_storage *storage; + struct sock *sk = sock->sk; - if (pid != monitored_pid) + if (pid != monitored_pid || !sk) return 0; - storage = bpf_sk_storage_get(&sk_storage_map, sock->sk, 0, 0); + storage = bpf_sk_storage_get(&sk_storage_map, sk, 0, 0); if (!storage) return 0; @@ -155,24 +156,24 @@ int BPF_PROG(socket_bind, struct socket *sock, struct sockaddr *address, /* This tests that we can associate multiple elements * with the local storage. */ - storage = bpf_sk_storage_get(&sk_storage_map2, sock->sk, 0, + storage = bpf_sk_storage_get(&sk_storage_map2, sk, 0, BPF_LOCAL_STORAGE_GET_F_CREATE); if (!storage) return 0; - if (bpf_sk_storage_delete(&sk_storage_map2, sock->sk)) + if (bpf_sk_storage_delete(&sk_storage_map2, sk)) return 0; - storage = bpf_sk_storage_get(&sk_storage_map2, sock->sk, 0, + storage = bpf_sk_storage_get(&sk_storage_map2, sk, 0, BPF_LOCAL_STORAGE_GET_F_CREATE); if (!storage) return 0; - if (bpf_sk_storage_delete(&sk_storage_map, sock->sk)) + if (bpf_sk_storage_delete(&sk_storage_map, sk)) return 0; /* Ensure that the sk_storage_map is disconnected from the storage. */ - if (!sock->sk->sk_bpf_storage || sock->sk->sk_bpf_storage->smap) + if (!sk->sk_bpf_storage || sk->sk_bpf_storage->smap) return 0; sk_storage_result = 0; @@ -185,11 +186,12 @@ int BPF_PROG(socket_post_create, struct socket *sock, int family, int type, { __u32 pid = bpf_get_current_pid_tgid() >> 32; struct local_storage *storage; + struct sock *sk = sock->sk; - if (pid != monitored_pid) + if (pid != monitored_pid || !sk) return 0; - storage = bpf_sk_storage_get(&sk_storage_map, sock->sk, 0, + storage = bpf_sk_storage_get(&sk_storage_map, sk, 0, BPF_LOCAL_STORAGE_GET_F_CREATE); if (!storage) return 0; diff --git a/tools/testing/selftests/bpf/progs/lsm_cgroup.c b/tools/testing/selftests/bpf/progs/lsm_cgroup.c index 02c11d16b6..d7598538aa 100644 --- a/tools/testing/selftests/bpf/progs/lsm_cgroup.c +++ b/tools/testing/selftests/bpf/progs/lsm_cgroup.c @@ -103,11 +103,15 @@ static __always_inline int real_bind(struct socket *sock, int addrlen) { struct sockaddr_ll sa = {}; + struct sock *sk = sock->sk; - if (sock->sk->__sk_common.skc_family != AF_PACKET) + if (!sk) + return 1; + + if (sk->__sk_common.skc_family != AF_PACKET) return 1; - if (sock->sk->sk_kern_sock) + if (sk->sk_kern_sock) return 1; bpf_probe_read_kernel(&sa, sizeof(sa), address); diff --git a/tools/testing/selftests/bpf/progs/verifier_global_subprogs.c b/tools/testing/selftests/bpf/progs/verifier_global_subprogs.c index baff5ffe94..a9fc30ed4d 100644 --- a/tools/testing/selftests/bpf/progs/verifier_global_subprogs.c +++ b/tools/testing/selftests/bpf/progs/verifier_global_subprogs.c @@ -8,6 +8,13 @@ #include "xdp_metadata.h" #include "bpf_kfuncs.h" +/* The compiler may be able to detect the access to uninitialized + memory in the routines performing out of bound memory accesses and + emit warnings about it. This is the case of GCC. */ +#if !defined(__clang__) +#pragma GCC diagnostic ignored "-Wmaybe-uninitialized" +#endif + int arr[1]; int unkn_idx; const volatile bool call_dead_subprog = false; diff --git a/tools/testing/selftests/bpf/test_sockmap.c b/tools/testing/selftests/bpf/test_sockmap.c index 024a0faafb..43612de44f 100644 --- a/tools/testing/selftests/bpf/test_sockmap.c +++ b/tools/testing/selftests/bpf/test_sockmap.c @@ -2104,9 +2104,9 @@ out: free(options.whitelist); if (options.blacklist) free(options.blacklist); + close(cg_fd); if (cg_created) cleanup_cgroup_environment(); - close(cg_fd); return err; } diff --git a/tools/testing/selftests/bpf/test_tc_tunnel.sh b/tools/testing/selftests/bpf/test_tc_tunnel.sh index 910044f089..7989ec6084 100755 --- a/tools/testing/selftests/bpf/test_tc_tunnel.sh +++ b/tools/testing/selftests/bpf/test_tc_tunnel.sh @@ -72,7 +72,6 @@ cleanup() { server_listen() { ip netns exec "${ns2}" nc "${netcat_opt}" -l "${port}" > "${outfile}" & server_pid=$! - sleep 0.2 } client_connect() { @@ -93,6 +92,16 @@ verify_data() { fi } +wait_for_port() { + for i in $(seq 20); do + if ip netns exec "${ns2}" ss ${2:--4}OHntl | grep -q "$1"; then + return 0 + fi + sleep 0.1 + done + return 1 +} + set -e # no arguments: automated test, run all @@ -193,6 +202,7 @@ setup # basic communication works echo "test basic connectivity" server_listen +wait_for_port ${port} ${netcat_opt} client_connect verify_data @@ -204,6 +214,7 @@ ip netns exec "${ns1}" tc filter add dev veth1 egress \ section "encap_${tuntype}_${mac}" echo "test bpf encap without decap (expect failure)" server_listen +wait_for_port ${port} ${netcat_opt} ! client_connect if [[ "$tuntype" =~ "udp" ]]; then diff --git a/tools/testing/selftests/cgroup/cgroup_util.c b/tools/testing/selftests/cgroup/cgroup_util.c index 0340d4ca8f..432db923bc 100644 --- a/tools/testing/selftests/cgroup/cgroup_util.c +++ b/tools/testing/selftests/cgroup/cgroup_util.c @@ -195,10 +195,10 @@ int cg_write_numeric(const char *cgroup, const char *control, long value) return cg_write(cgroup, control, buf); } -int cg_find_unified_root(char *root, size_t len) +int cg_find_unified_root(char *root, size_t len, bool *nsdelegate) { char buf[10 * PAGE_SIZE]; - char *fs, *mount, *type; + char *fs, *mount, *type, *options; const char delim[] = "\n\t "; if (read_text("/proc/self/mounts", buf, sizeof(buf)) <= 0) @@ -211,12 +211,14 @@ int cg_find_unified_root(char *root, size_t len) for (fs = strtok(buf, delim); fs; fs = strtok(NULL, delim)) { mount = strtok(NULL, delim); type = strtok(NULL, delim); - strtok(NULL, delim); + options = strtok(NULL, delim); strtok(NULL, delim); strtok(NULL, delim); if (strcmp(type, "cgroup2") == 0) { strncpy(root, mount, len); + if (nsdelegate) + *nsdelegate = !!strstr(options, "nsdelegate"); return 0; } } diff --git a/tools/testing/selftests/cgroup/cgroup_util.h b/tools/testing/selftests/cgroup/cgroup_util.h index 1df7f20221..89e8519fb2 100644 --- a/tools/testing/selftests/cgroup/cgroup_util.h +++ b/tools/testing/selftests/cgroup/cgroup_util.h @@ -21,7 +21,7 @@ static inline int values_close(long a, long b, int err) return abs(a - b) <= (a + b) / 100 * err; } -extern int cg_find_unified_root(char *root, size_t len); +extern int cg_find_unified_root(char *root, size_t len, bool *nsdelegate); extern char *cg_name(const char *root, const char *name); extern char *cg_name_indexed(const char *root, const char *name, int index); extern char *cg_control(const char *cgroup, const char *control); diff --git a/tools/testing/selftests/cgroup/test_core.c b/tools/testing/selftests/cgroup/test_core.c index 80aa6b2373..a5672a91d2 100644 --- a/tools/testing/selftests/cgroup/test_core.c +++ b/tools/testing/selftests/cgroup/test_core.c @@ -18,6 +18,8 @@ #include "../kselftest.h" #include "cgroup_util.h" +static bool nsdelegate; + static int touch_anon(char *buf, size_t size) { int fd; @@ -775,6 +777,9 @@ static int test_cgcore_lesser_ns_open(const char *root) pid_t pid; int status; + if (!nsdelegate) + return KSFT_SKIP; + cg_test_a = cg_name(root, "cg_test_a"); cg_test_b = cg_name(root, "cg_test_b"); @@ -862,7 +867,7 @@ int main(int argc, char *argv[]) char root[PATH_MAX]; int i, ret = EXIT_SUCCESS; - if (cg_find_unified_root(root, sizeof(root))) + if (cg_find_unified_root(root, sizeof(root), &nsdelegate)) ksft_exit_skip("cgroup v2 isn't mounted\n"); if (cg_read_strstr(root, "cgroup.subtree_control", "memory")) diff --git a/tools/testing/selftests/cgroup/test_cpu.c b/tools/testing/selftests/cgroup/test_cpu.c index 24020a2c68..186bf96f6a 100644 --- a/tools/testing/selftests/cgroup/test_cpu.c +++ b/tools/testing/selftests/cgroup/test_cpu.c @@ -700,7 +700,7 @@ int main(int argc, char *argv[]) char root[PATH_MAX]; int i, ret = EXIT_SUCCESS; - if (cg_find_unified_root(root, sizeof(root))) + if (cg_find_unified_root(root, sizeof(root), NULL)) ksft_exit_skip("cgroup v2 isn't mounted\n"); if (cg_read_strstr(root, "cgroup.subtree_control", "cpu")) diff --git a/tools/testing/selftests/cgroup/test_cpuset.c b/tools/testing/selftests/cgroup/test_cpuset.c index b061ed1e05..4034d14ba6 100644 --- a/tools/testing/selftests/cgroup/test_cpuset.c +++ b/tools/testing/selftests/cgroup/test_cpuset.c @@ -249,7 +249,7 @@ int main(int argc, char *argv[]) char root[PATH_MAX]; int i, ret = EXIT_SUCCESS; - if (cg_find_unified_root(root, sizeof(root))) + if (cg_find_unified_root(root, sizeof(root), NULL)) ksft_exit_skip("cgroup v2 isn't mounted\n"); if (cg_read_strstr(root, "cgroup.subtree_control", "cpuset")) diff --git a/tools/testing/selftests/cgroup/test_freezer.c b/tools/testing/selftests/cgroup/test_freezer.c index 8845353aca..8730645d36 100644 --- a/tools/testing/selftests/cgroup/test_freezer.c +++ b/tools/testing/selftests/cgroup/test_freezer.c @@ -827,7 +827,7 @@ int main(int argc, char *argv[]) char root[PATH_MAX]; int i, ret = EXIT_SUCCESS; - if (cg_find_unified_root(root, sizeof(root))) + if (cg_find_unified_root(root, sizeof(root), NULL)) ksft_exit_skip("cgroup v2 isn't mounted\n"); for (i = 0; i < ARRAY_SIZE(tests); i++) { switch (tests[i].fn(root)) { diff --git a/tools/testing/selftests/cgroup/test_hugetlb_memcg.c b/tools/testing/selftests/cgroup/test_hugetlb_memcg.c index f0fefeb4cc..856f9508ea 100644 --- a/tools/testing/selftests/cgroup/test_hugetlb_memcg.c +++ b/tools/testing/selftests/cgroup/test_hugetlb_memcg.c @@ -214,7 +214,7 @@ int main(int argc, char **argv) return ret; } - if (cg_find_unified_root(root, sizeof(root))) + if (cg_find_unified_root(root, sizeof(root), NULL)) ksft_exit_skip("cgroup v2 isn't mounted\n"); switch (test_hugetlb_memcg(root)) { diff --git a/tools/testing/selftests/cgroup/test_kill.c b/tools/testing/selftests/cgroup/test_kill.c index 6153690319..0e5bb6c730 100644 --- a/tools/testing/selftests/cgroup/test_kill.c +++ b/tools/testing/selftests/cgroup/test_kill.c @@ -276,7 +276,7 @@ int main(int argc, char *argv[]) char root[PATH_MAX]; int i, ret = EXIT_SUCCESS; - if (cg_find_unified_root(root, sizeof(root))) + if (cg_find_unified_root(root, sizeof(root), NULL)) ksft_exit_skip("cgroup v2 isn't mounted\n"); for (i = 0; i < ARRAY_SIZE(tests); i++) { switch (tests[i].fn(root)) { diff --git a/tools/testing/selftests/cgroup/test_kmem.c b/tools/testing/selftests/cgroup/test_kmem.c index c82f974b85..137506db03 100644 --- a/tools/testing/selftests/cgroup/test_kmem.c +++ b/tools/testing/selftests/cgroup/test_kmem.c @@ -420,7 +420,7 @@ int main(int argc, char **argv) char root[PATH_MAX]; int i, ret = EXIT_SUCCESS; - if (cg_find_unified_root(root, sizeof(root))) + if (cg_find_unified_root(root, sizeof(root), NULL)) ksft_exit_skip("cgroup v2 isn't mounted\n"); /* diff --git a/tools/testing/selftests/cgroup/test_memcontrol.c b/tools/testing/selftests/cgroup/test_memcontrol.c index c7c9572003..b462416b38 100644 --- a/tools/testing/selftests/cgroup/test_memcontrol.c +++ b/tools/testing/selftests/cgroup/test_memcontrol.c @@ -1314,7 +1314,7 @@ int main(int argc, char **argv) char root[PATH_MAX]; int i, proc_status, ret = EXIT_SUCCESS; - if (cg_find_unified_root(root, sizeof(root))) + if (cg_find_unified_root(root, sizeof(root), NULL)) ksft_exit_skip("cgroup v2 isn't mounted\n"); /* diff --git a/tools/testing/selftests/cgroup/test_zswap.c b/tools/testing/selftests/cgroup/test_zswap.c index f0e488ed90..ef7f395453 100644 --- a/tools/testing/selftests/cgroup/test_zswap.c +++ b/tools/testing/selftests/cgroup/test_zswap.c @@ -440,7 +440,7 @@ int main(int argc, char **argv) char root[PATH_MAX]; int i, ret = EXIT_SUCCESS; - if (cg_find_unified_root(root, sizeof(root))) + if (cg_find_unified_root(root, sizeof(root), NULL)) ksft_exit_skip("cgroup v2 isn't mounted\n"); if (!zswap_configured()) diff --git a/tools/testing/selftests/damon/_damon_sysfs.py b/tools/testing/selftests/damon/_damon_sysfs.py index d23d7398a2..fe77d7e73a 100644 --- a/tools/testing/selftests/damon/_damon_sysfs.py +++ b/tools/testing/selftests/damon/_damon_sysfs.py @@ -287,6 +287,8 @@ class DamonCtx: nr_schemes_file = os.path.join( self.sysfs_dir(), 'schemes', 'nr_schemes') content, err = read_file(nr_schemes_file) + if err is not None: + return err if int(content) != len(self.schemes): err = write_file(nr_schemes_file, '%d' % len(self.schemes)) if err != None: diff --git a/tools/testing/selftests/drivers/net/mlxsw/mlxsw_lib.sh b/tools/testing/selftests/drivers/net/mlxsw/mlxsw_lib.sh index 6369927e9c..48395cfd4f 100644 --- a/tools/testing/selftests/drivers/net/mlxsw/mlxsw_lib.sh +++ b/tools/testing/selftests/drivers/net/mlxsw/mlxsw_lib.sh @@ -42,7 +42,7 @@ __mlxsw_only_on_spectrum() local src=$1; shift if ! mlxsw_on_spectrum "$rev"; then - log_test_skip $src:$caller "(Spectrum-$rev only)" + log_test_xfail $src:$caller "(Spectrum-$rev only)" return 1 fi } diff --git a/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/resource_scale.sh b/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/resource_scale.sh index a88d8a8c85..899b689260 100755 --- a/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/resource_scale.sh +++ b/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/resource_scale.sh @@ -47,7 +47,6 @@ for current_test in ${TESTS:-$ALL_TESTS}; do RET=0 target=$(${current_test}_get_target "$should_fail") if ((target == 0)); then - log_test_skip "'$current_test' should_fail=$should_fail test" continue fi diff --git a/tools/testing/selftests/drivers/net/mlxsw/spectrum/resource_scale.sh b/tools/testing/selftests/drivers/net/mlxsw/spectrum/resource_scale.sh index f981c957f0..482ebb744e 100755 --- a/tools/testing/selftests/drivers/net/mlxsw/spectrum/resource_scale.sh +++ b/tools/testing/selftests/drivers/net/mlxsw/spectrum/resource_scale.sh @@ -52,7 +52,6 @@ for current_test in ${TESTS:-$ALL_TESTS}; do RET=0 target=$(${current_test}_get_target "$should_fail") if ((target == 0)); then - log_test_skip "'$current_test' [$profile] should_fail=$should_fail test" continue fi ${current_test}_setup_prepare diff --git a/tools/testing/selftests/filesystems/binderfs/Makefile b/tools/testing/selftests/filesystems/binderfs/Makefile index c2f7cef919..eb4c3b4119 100644 --- a/tools/testing/selftests/filesystems/binderfs/Makefile +++ b/tools/testing/selftests/filesystems/binderfs/Makefile @@ -3,6 +3,4 @@ CFLAGS += $(KHDR_INCLUDES) -pthread TEST_GEN_PROGS := binderfs_test -binderfs_test: binderfs_test.c ../../kselftest.h ../../kselftest_harness.h - include ../../lib.mk diff --git a/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_btfarg.tc b/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_btfarg.tc index b9c21a81d2..c0cdad4c40 100644 --- a/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_btfarg.tc +++ b/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_btfarg.tc @@ -53,7 +53,7 @@ fi echo > dynamic_events -if [ "$FIELDS" ] ; then +if [ "$FIELDS" -a "$FPROBES" ] ; then echo "t:tpevent ${TP2} obj_size=s->object_size" >> dynamic_events echo "f:fpevent ${TP3}%return path=\$retval->name:string" >> dynamic_events echo "t:tpevent2 ${TP4} p->se.group_node.next->prev" >> dynamic_events diff --git a/tools/testing/selftests/ftrace/test.d/dynevent/fprobe_entry_arg.tc b/tools/testing/selftests/ftrace/test.d/dynevent/fprobe_entry_arg.tc index d183b8a8ec..1e251ce299 100644 --- a/tools/testing/selftests/ftrace/test.d/dynevent/fprobe_entry_arg.tc +++ b/tools/testing/selftests/ftrace/test.d/dynevent/fprobe_entry_arg.tc @@ -11,7 +11,7 @@ echo 1 > events/tests/enable echo > trace cat trace > /dev/null -function streq() { +streq() { test $1 = $2 } diff --git a/tools/testing/selftests/ftrace/test.d/dynevent/test_duplicates.tc b/tools/testing/selftests/ftrace/test.d/dynevent/test_duplicates.tc index d3a79da215..5f72abe6fa 100644 --- a/tools/testing/selftests/ftrace/test.d/dynevent/test_duplicates.tc +++ b/tools/testing/selftests/ftrace/test.d/dynevent/test_duplicates.tc @@ -1,7 +1,7 @@ #!/bin/sh # SPDX-License-Identifier: GPL-2.0 # description: Generic dynamic event - check if duplicate events are caught -# requires: dynamic_events "e[:[/][]] . []":README +# requires: dynamic_events "e[:[/][]] . []":README events/syscalls/sys_enter_openat echo 0 > events/enable diff --git a/tools/testing/selftests/ftrace/test.d/filter/event-filter-function.tc b/tools/testing/selftests/ftrace/test.d/filter/event-filter-function.tc index 3f74c09c56..118247b8dd 100644 --- a/tools/testing/selftests/ftrace/test.d/filter/event-filter-function.tc +++ b/tools/testing/selftests/ftrace/test.d/filter/event-filter-function.tc @@ -10,7 +10,6 @@ fail() { #msg } sample_events() { - echo > trace echo 1 > events/kmem/kmem_cache_free/enable echo 1 > tracing_on ls > /dev/null @@ -22,6 +21,7 @@ echo 0 > tracing_on echo 0 > events/enable echo "Get the most frequently calling function" +echo > trace sample_events target_func=`cat trace | grep -o 'call_site=\([^+]*\)' | sed 's/call_site=//' | sort | uniq -c | sort | tail -n 1 | sed 's/^[ 0-9]*//'` @@ -32,7 +32,16 @@ echo > trace echo "Test event filter function name" echo "call_site.function == $target_func" > events/kmem/kmem_cache_free/filter + +sample_events +max_retry=10 +while [ `grep kmem_cache_free trace| wc -l` -eq 0 ]; do sample_events +max_retry=$((max_retry - 1)) +if [ $max_retry -eq 0 ]; then + exit_fail +fi +done hitcnt=`grep kmem_cache_free trace| grep $target_func | wc -l` misscnt=`grep kmem_cache_free trace| grep -v $target_func | wc -l` @@ -49,7 +58,16 @@ address=`grep " ${target_func}\$" /proc/kallsyms | cut -d' ' -f1` echo "Test event filter function address" echo "call_site.function == 0x$address" > events/kmem/kmem_cache_free/filter +echo > trace +sample_events +max_retry=10 +while [ `grep kmem_cache_free trace| wc -l` -eq 0 ]; do sample_events +max_retry=$((max_retry - 1)) +if [ $max_retry -eq 0 ]; then + exit_fail +fi +done hitcnt=`grep kmem_cache_free trace| grep $target_func | wc -l` misscnt=`grep kmem_cache_free trace| grep -v $target_func | wc -l` diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc index 1f6981ef7a..ba19b81cef 100644 --- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc @@ -30,7 +30,8 @@ find_dot_func() { fi grep " [tT] .*\.isra\..*" /proc/kallsyms | cut -f 3 -d " " | while read f; do - if grep -s $f available_filter_functions; then + cnt=`grep -s $f available_filter_functions | wc -l`; + if [ $cnt -eq 1 ]; then echo $f break fi diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_entry_arg.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_entry_arg.tc index 53b82f36a1..e50470b531 100644 --- a/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_entry_arg.tc +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_entry_arg.tc @@ -11,7 +11,7 @@ echo 1 > events/kprobes/enable echo > trace cat trace > /dev/null -function streq() { +streq() { test $1 = $2 } diff --git a/tools/testing/selftests/futex/functional/futex_requeue_pi.c b/tools/testing/selftests/futex/functional/futex_requeue_pi.c index 7f3ca5c78d..215c6cb539 100644 --- a/tools/testing/selftests/futex/functional/futex_requeue_pi.c +++ b/tools/testing/selftests/futex/functional/futex_requeue_pi.c @@ -360,7 +360,7 @@ out: int main(int argc, char *argv[]) { - const char *test_name; + char *test_name; int c, ret; while ((c = getopt(argc, argv, "bchlot:v:")) != -1) { diff --git a/tools/testing/selftests/kcmp/kcmp_test.c b/tools/testing/selftests/kcmp/kcmp_test.c index 25110c7c0b..d7a8e321bb 100644 --- a/tools/testing/selftests/kcmp/kcmp_test.c +++ b/tools/testing/selftests/kcmp/kcmp_test.c @@ -91,7 +91,7 @@ int main(int argc, char **argv) ksft_print_header(); ksft_set_plan(3); - fd2 = open(kpath, O_RDWR, 0644); + fd2 = open(kpath, O_RDWR); if (fd2 < 0) { perror("Can't open file"); ksft_exit_fail(); diff --git a/tools/testing/selftests/kselftest/ktap_helpers.sh b/tools/testing/selftests/kselftest/ktap_helpers.sh index f2fbb914e0..79a125eb24 100644 --- a/tools/testing/selftests/kselftest/ktap_helpers.sh +++ b/tools/testing/selftests/kselftest/ktap_helpers.sh @@ -43,7 +43,7 @@ __ktap_test() { directive="$3" # optional local directive_str= - [[ ! -z "$directive" ]] && directive_str="# $directive" + [ ! -z "$directive" ] && directive_str="# $directive" echo $result $KTAP_TESTNO $description $directive_str @@ -99,7 +99,7 @@ ktap_exit_fail_msg() { ktap_finished() { ktap_print_totals - if [ $(("$KTAP_CNT_PASS" + "$KTAP_CNT_SKIP")) -eq "$KSFT_NUM_TESTS" ]; then + if [ $((KTAP_CNT_PASS + KTAP_CNT_SKIP)) -eq "$KSFT_NUM_TESTS" ]; then exit "$KSFT_PASS" else exit "$KSFT_FAIL" diff --git a/tools/testing/selftests/kselftest_harness.h b/tools/testing/selftests/kselftest_harness.h index 3c8f2965c2..b634969cbb 100644 --- a/tools/testing/selftests/kselftest_harness.h +++ b/tools/testing/selftests/kselftest_harness.h @@ -1216,7 +1216,7 @@ void __run_test(struct __fixture_metadata *f, struct __test_metadata *t) { struct __test_xfail *xfail; - char *test_name; + char test_name[1024]; const char *diagnostic; /* reset test struct */ @@ -1227,12 +1227,8 @@ void __run_test(struct __fixture_metadata *f, memset(t->env, 0, sizeof(t->env)); memset(t->results->reason, 0, sizeof(t->results->reason)); - if (asprintf(&test_name, "%s%s%s.%s", f->name, - variant->name[0] ? "." : "", variant->name, t->name) == -1) { - ksft_print_msg("ERROR ALLOCATING MEMORY\n"); - t->exit_code = KSFT_FAIL; - _exit(t->exit_code); - } + snprintf(test_name, sizeof(test_name), "%s%s%s.%s", + f->name, variant->name[0] ? "." : "", variant->name, t->name); ksft_print_msg(" RUN %s ...\n", test_name); @@ -1270,7 +1266,6 @@ void __run_test(struct __fixture_metadata *f, ksft_test_result_code(t->exit_code, test_name, diagnostic ? "%s" : NULL, diagnostic); - free(test_name); } static int test_harness_run(int argc, char **argv) diff --git a/tools/testing/selftests/lib.mk b/tools/testing/selftests/lib.mk index da2cade3ba..8ae203d8ed 100644 --- a/tools/testing/selftests/lib.mk +++ b/tools/testing/selftests/lib.mk @@ -7,6 +7,8 @@ else ifneq ($(filter -%,$(LLVM)),) LLVM_SUFFIX := $(LLVM) endif +CLANG := $(LLVM_PREFIX)clang$(LLVM_SUFFIX) + CLANG_TARGET_FLAGS_arm := arm-linux-gnueabi CLANG_TARGET_FLAGS_arm64 := aarch64-linux-gnu CLANG_TARGET_FLAGS_hexagon := hexagon-linux-musl @@ -18,7 +20,13 @@ CLANG_TARGET_FLAGS_riscv := riscv64-linux-gnu CLANG_TARGET_FLAGS_s390 := s390x-linux-gnu CLANG_TARGET_FLAGS_x86 := x86_64-linux-gnu CLANG_TARGET_FLAGS_x86_64 := x86_64-linux-gnu -CLANG_TARGET_FLAGS := $(CLANG_TARGET_FLAGS_$(ARCH)) + +# Default to host architecture if ARCH is not explicitly given. +ifeq ($(ARCH),) +CLANG_TARGET_FLAGS := $(shell $(CLANG) -print-target-triple) +else +CLANG_TARGET_FLAGS := $(CLANG_TARGET_FLAGS_$(ARCH)) +endif ifeq ($(CROSS_COMPILE),) ifeq ($(CLANG_TARGET_FLAGS),) @@ -30,7 +38,7 @@ else CLANG_FLAGS += --target=$(notdir $(CROSS_COMPILE:%-=%)) endif # CROSS_COMPILE -CC := $(LLVM_PREFIX)clang$(LLVM_SUFFIX) $(CLANG_FLAGS) -fintegrated-as +CC := $(CLANG) $(CLANG_FLAGS) -fintegrated-as else CC := $(CROSS_COMPILE)gcc endif # LLVM diff --git a/tools/testing/selftests/mm/compaction_test.c b/tools/testing/selftests/mm/compaction_test.c index 533999b6c2..e140558e6f 100644 --- a/tools/testing/selftests/mm/compaction_test.c +++ b/tools/testing/selftests/mm/compaction_test.c @@ -82,12 +82,16 @@ int prereq(void) return -1; } -int check_compaction(unsigned long mem_free, unsigned int hugepage_size) +int check_compaction(unsigned long mem_free, unsigned long hugepage_size, + unsigned long initial_nr_hugepages) { + unsigned long nr_hugepages_ul; int fd, ret = -1; int compaction_index = 0; - char initial_nr_hugepages[10] = {0}; - char nr_hugepages[10] = {0}; + char nr_hugepages[20] = {0}; + char init_nr_hugepages[20] = {0}; + + sprintf(init_nr_hugepages, "%lu", initial_nr_hugepages); /* We want to test with 80% of available memory. Else, OOM killer comes in to play */ @@ -101,21 +105,6 @@ int check_compaction(unsigned long mem_free, unsigned int hugepage_size) goto out; } - if (read(fd, initial_nr_hugepages, sizeof(initial_nr_hugepages)) <= 0) { - ksft_print_msg("Failed to read from /proc/sys/vm/nr_hugepages: %s\n", - strerror(errno)); - goto close_fd; - } - - /* Start with the initial condition of 0 huge pages*/ - if (write(fd, "0", sizeof(char)) != sizeof(char)) { - ksft_print_msg("Failed to write 0 to /proc/sys/vm/nr_hugepages: %s\n", - strerror(errno)); - goto close_fd; - } - - lseek(fd, 0, SEEK_SET); - /* Request a large number of huge pages. The Kernel will allocate as much as it can */ if (write(fd, "100000", (6*sizeof(char))) != (6*sizeof(char))) { @@ -134,22 +123,27 @@ int check_compaction(unsigned long mem_free, unsigned int hugepage_size) /* We should have been able to request at least 1/3 rd of the memory in huge pages */ - compaction_index = mem_free/(atoi(nr_hugepages) * hugepage_size); + nr_hugepages_ul = strtoul(nr_hugepages, NULL, 10); + if (!nr_hugepages_ul) { + ksft_print_msg("ERROR: No memory is available as huge pages\n"); + goto close_fd; + } + compaction_index = mem_free/(nr_hugepages_ul * hugepage_size); lseek(fd, 0, SEEK_SET); - if (write(fd, initial_nr_hugepages, strlen(initial_nr_hugepages)) - != strlen(initial_nr_hugepages)) { + if (write(fd, init_nr_hugepages, strlen(init_nr_hugepages)) + != strlen(init_nr_hugepages)) { ksft_print_msg("Failed to write value to /proc/sys/vm/nr_hugepages: %s\n", strerror(errno)); goto close_fd; } - ksft_print_msg("Number of huge pages allocated = %d\n", - atoi(nr_hugepages)); + ksft_print_msg("Number of huge pages allocated = %lu\n", + nr_hugepages_ul); if (compaction_index > 3) { - ksft_print_msg("ERROR: Less that 1/%d of memory is available\n" + ksft_print_msg("ERROR: Less than 1/%d of memory is available\n" "as huge pages\n", compaction_index); goto close_fd; } @@ -163,6 +157,41 @@ int check_compaction(unsigned long mem_free, unsigned int hugepage_size) return ret; } +int set_zero_hugepages(unsigned long *initial_nr_hugepages) +{ + int fd, ret = -1; + char nr_hugepages[20] = {0}; + + fd = open("/proc/sys/vm/nr_hugepages", O_RDWR | O_NONBLOCK); + if (fd < 0) { + ksft_print_msg("Failed to open /proc/sys/vm/nr_hugepages: %s\n", + strerror(errno)); + goto out; + } + if (read(fd, nr_hugepages, sizeof(nr_hugepages)) <= 0) { + ksft_print_msg("Failed to read from /proc/sys/vm/nr_hugepages: %s\n", + strerror(errno)); + goto close_fd; + } + + lseek(fd, 0, SEEK_SET); + + /* Start with the initial condition of 0 huge pages */ + if (write(fd, "0", sizeof(char)) != sizeof(char)) { + ksft_print_msg("Failed to write 0 to /proc/sys/vm/nr_hugepages: %s\n", + strerror(errno)); + goto close_fd; + } + + *initial_nr_hugepages = strtoul(nr_hugepages, NULL, 10); + ret = 0; + + close_fd: + close(fd); + + out: + return ret; +} int main(int argc, char **argv) { @@ -173,14 +202,19 @@ int main(int argc, char **argv) unsigned long mem_free = 0; unsigned long hugepage_size = 0; long mem_fragmentable_MB = 0; + unsigned long initial_nr_hugepages; ksft_print_header(); if (prereq() || geteuid()) - return ksft_exit_skip("Prerequisites unsatisfied\n"); + ksft_exit_skip("Prerequisites unsatisfied\n"); ksft_set_plan(1); + /* Start the test without hugepages reducing mem_free */ + if (set_zero_hugepages(&initial_nr_hugepages)) + ksft_exit_fail(); + lim.rlim_cur = RLIM_INFINITY; lim.rlim_max = RLIM_INFINITY; if (setrlimit(RLIMIT_MEMLOCK, &lim)) @@ -224,8 +258,9 @@ int main(int argc, char **argv) entry = entry->next; } - if (check_compaction(mem_free, hugepage_size) == 0) - return ksft_exit_pass(); + if (check_compaction(mem_free, hugepage_size, + initial_nr_hugepages) == 0) + ksft_exit_pass(); - return ksft_exit_fail(); + ksft_exit_fail(); } diff --git a/tools/testing/selftests/mm/cow.c b/tools/testing/selftests/mm/cow.c index 363bf5f801..fe078d6e18 100644 --- a/tools/testing/selftests/mm/cow.c +++ b/tools/testing/selftests/mm/cow.c @@ -1779,5 +1779,5 @@ int main(int argc, char **argv) if (err) ksft_exit_fail_msg("%d out of %d tests failed\n", err, ksft_test_num()); - return ksft_exit_pass(); + ksft_exit_pass(); } diff --git a/tools/testing/selftests/mm/gup_longterm.c b/tools/testing/selftests/mm/gup_longterm.c index ad168d35b2..d7eaca5bbe 100644 --- a/tools/testing/selftests/mm/gup_longterm.c +++ b/tools/testing/selftests/mm/gup_longterm.c @@ -456,5 +456,5 @@ int main(int argc, char **argv) if (err) ksft_exit_fail_msg("%d out of %d tests failed\n", err, ksft_test_num()); - return ksft_exit_pass(); + ksft_exit_pass(); } diff --git a/tools/testing/selftests/mm/gup_test.c b/tools/testing/selftests/mm/gup_test.c index 18a49c70d4..bdeaac67ff 100644 --- a/tools/testing/selftests/mm/gup_test.c +++ b/tools/testing/selftests/mm/gup_test.c @@ -1,3 +1,4 @@ +#define __SANE_USERSPACE_TYPES__ // Use ll64 #include #include #include @@ -228,7 +229,7 @@ int main(int argc, char **argv) break; } ksft_test_result_skip("Please run this test as root\n"); - return ksft_exit_pass(); + ksft_exit_pass(); } p = mmap(NULL, size, PROT_READ | PROT_WRITE, flags, filed, 0); @@ -267,5 +268,5 @@ int main(int argc, char **argv) free(tid); - return ksft_exit_pass(); + ksft_exit_pass(); } diff --git a/tools/testing/selftests/mm/ksm_functional_tests.c b/tools/testing/selftests/mm/ksm_functional_tests.c index d615767e39..508287560c 100644 --- a/tools/testing/selftests/mm/ksm_functional_tests.c +++ b/tools/testing/selftests/mm/ksm_functional_tests.c @@ -646,5 +646,5 @@ int main(int argc, char **argv) if (err) ksft_exit_fail_msg("%d out of %d tests failed\n", err, ksft_test_num()); - return ksft_exit_pass(); + ksft_exit_pass(); } diff --git a/tools/testing/selftests/mm/madv_populate.c b/tools/testing/selftests/mm/madv_populate.c index 17bcb07f19..ef7d911da1 100644 --- a/tools/testing/selftests/mm/madv_populate.c +++ b/tools/testing/selftests/mm/madv_populate.c @@ -307,5 +307,5 @@ int main(int argc, char **argv) if (err) ksft_exit_fail_msg("%d out of %d tests failed\n", err, ksft_test_num()); - return ksft_exit_pass(); + ksft_exit_pass(); } diff --git a/tools/testing/selftests/mm/mdwe_test.c b/tools/testing/selftests/mm/mdwe_test.c index 1e01d3ddc1..200bedcdc3 100644 --- a/tools/testing/selftests/mm/mdwe_test.c +++ b/tools/testing/selftests/mm/mdwe_test.c @@ -7,7 +7,6 @@ #include #include -#define _GNU_SOURCE #include #include #include diff --git a/tools/testing/selftests/mm/mkdirty.c b/tools/testing/selftests/mm/mkdirty.c index 301abb99e0..b8a7efe920 100644 --- a/tools/testing/selftests/mm/mkdirty.c +++ b/tools/testing/selftests/mm/mkdirty.c @@ -375,5 +375,5 @@ int main(void) if (err) ksft_exit_fail_msg("%d out of %d tests failed\n", err, ksft_test_num()); - return ksft_exit_pass(); + ksft_exit_pass(); } diff --git a/tools/testing/selftests/mm/pagemap_ioctl.c b/tools/testing/selftests/mm/pagemap_ioctl.c index d59517ed3d..2d785aca72 100644 --- a/tools/testing/selftests/mm/pagemap_ioctl.c +++ b/tools/testing/selftests/mm/pagemap_ioctl.c @@ -1484,7 +1484,7 @@ int main(int argc, char *argv[]) ksft_print_header(); if (init_uffd()) - return ksft_exit_pass(); + ksft_exit_pass(); ksft_set_plan(115); @@ -1660,5 +1660,5 @@ int main(int argc, char *argv[]) userfaultfd_tests(); close(pagemap_fd); - return ksft_exit_pass(); + ksft_exit_pass(); } diff --git a/tools/testing/selftests/mm/soft-dirty.c b/tools/testing/selftests/mm/soft-dirty.c index 7dbfa53d93..d9dbf87974 100644 --- a/tools/testing/selftests/mm/soft-dirty.c +++ b/tools/testing/selftests/mm/soft-dirty.c @@ -209,5 +209,5 @@ int main(int argc, char **argv) close(pagemap_fd); - return ksft_exit_pass(); + ksft_exit_pass(); } diff --git a/tools/testing/selftests/mm/uffd-common.h b/tools/testing/selftests/mm/uffd-common.h index cc5629c3d2..a70ae10b5f 100644 --- a/tools/testing/selftests/mm/uffd-common.h +++ b/tools/testing/selftests/mm/uffd-common.h @@ -8,6 +8,7 @@ #define __UFFD_COMMON_H__ #define _GNU_SOURCE +#define __SANE_USERSPACE_TYPES__ // Use ll64 #include #include #include diff --git a/tools/testing/selftests/net/amt.sh b/tools/testing/selftests/net/amt.sh index 75528788cb..7e7ed6c558 100755 --- a/tools/testing/selftests/net/amt.sh +++ b/tools/testing/selftests/net/amt.sh @@ -77,6 +77,7 @@ readonly LISTENER=$(mktemp -u listener-XXXXXXXX) readonly GATEWAY=$(mktemp -u gateway-XXXXXXXX) readonly RELAY=$(mktemp -u relay-XXXXXXXX) readonly SOURCE=$(mktemp -u source-XXXXXXXX) +readonly SMCROUTEDIR="$(mktemp -d)" ERR=4 err=0 @@ -85,6 +86,11 @@ exit_cleanup() for ns in "$@"; do ip netns delete "${ns}" 2>/dev/null || true done + if [ -f "$SMCROUTEDIR/amt.pid" ]; then + smcpid=$(< $SMCROUTEDIR/amt.pid) + kill $smcpid + fi + rm -rf $SMCROUTEDIR exit $ERR } @@ -167,7 +173,7 @@ setup_iptables() setup_mcast_routing() { - ip netns exec "${RELAY}" smcrouted + ip netns exec "${RELAY}" smcrouted -P $SMCROUTEDIR/amt.pid ip netns exec "${RELAY}" smcroutectl a relay_src \ 172.17.0.2 239.0.0.1 amtr ip netns exec "${RELAY}" smcroutectl a relay_src \ @@ -210,8 +216,8 @@ check_features() test_ipv4_forward() { - RESULT4=$(ip netns exec "${LISTENER}" nc -w 1 -l -u 239.0.0.1 4000) - if [ "$RESULT4" == "172.17.0.2" ]; then + RESULT4=$(ip netns exec "${LISTENER}" timeout 15 socat - UDP4-LISTEN:4000,readbytes=128 || true) + if echo "$RESULT4" | grep -q "172.17.0.2"; then printf "TEST: %-60s [ OK ]\n" "IPv4 amt multicast forwarding" exit 0 else @@ -222,8 +228,8 @@ test_ipv4_forward() test_ipv6_forward() { - RESULT6=$(ip netns exec "${LISTENER}" nc -w 1 -l -u ff0e::5:6 6000) - if [ "$RESULT6" == "2001:db8:3::2" ]; then + RESULT6=$(ip netns exec "${LISTENER}" timeout 15 socat - UDP6-LISTEN:6000,readbytes=128 || true) + if echo "$RESULT6" | grep -q "2001:db8:3::2"; then printf "TEST: %-60s [ OK ]\n" "IPv6 amt multicast forwarding" exit 0 else @@ -236,14 +242,14 @@ send_mcast4() { sleep 2 ip netns exec "${SOURCE}" bash -c \ - 'echo 172.17.0.2 | nc -w 1 -u 239.0.0.1 4000' & + 'printf "%s %128s" 172.17.0.2 | nc -w 1 -u 239.0.0.1 4000' & } send_mcast6() { sleep 2 ip netns exec "${SOURCE}" bash -c \ - 'echo 2001:db8:3::2 | nc -w 1 -u ff0e::5:6 6000' & + 'printf "%s %128s" 2001:db8:3::2 | nc -w 1 -u ff0e::5:6 6000' & } check_features diff --git a/tools/testing/selftests/net/arp_ndisc_untracked_subnets.sh b/tools/testing/selftests/net/arp_ndisc_untracked_subnets.sh index a40c0e9bd0..eef5cbf6ee 100755 --- a/tools/testing/selftests/net/arp_ndisc_untracked_subnets.sh +++ b/tools/testing/selftests/net/arp_ndisc_untracked_subnets.sh @@ -73,25 +73,19 @@ setup_v6() { # namespaces. veth0 is veth-router, veth1 is veth-host. # first, set up the inteface's link to the namespace # then, set the interface "up" - ip -6 -netns ${ROUTER_NS_V6} link add name ${ROUTER_INTF} \ - type veth peer name ${HOST_INTF} - - ip -6 -netns ${ROUTER_NS_V6} link set dev ${ROUTER_INTF} up - ip -6 -netns ${ROUTER_NS_V6} link set dev ${HOST_INTF} netns \ - ${HOST_NS_V6} + ip -n ${ROUTER_NS_V6} link add name ${ROUTER_INTF} \ + type veth peer name ${HOST_INTF} netns ${HOST_NS_V6} - ip -6 -netns ${HOST_NS_V6} link set dev ${HOST_INTF} up - ip -6 -netns ${ROUTER_NS_V6} addr add \ - ${ROUTER_ADDR_V6}/${PREFIX_WIDTH_V6} dev ${ROUTER_INTF} nodad + # Add tc rule to filter out host na message + tc -n ${ROUTER_NS_V6} qdisc add dev ${ROUTER_INTF} clsact + tc -n ${ROUTER_NS_V6} filter add dev ${ROUTER_INTF} \ + ingress protocol ipv6 pref 1 handle 101 \ + flower src_ip ${HOST_ADDR_V6} ip_proto icmpv6 type 136 skip_hw action pass HOST_CONF=net.ipv6.conf.${HOST_INTF} ip netns exec ${HOST_NS_V6} sysctl -qw ${HOST_CONF}.ndisc_notify=1 ip netns exec ${HOST_NS_V6} sysctl -qw ${HOST_CONF}.disable_ipv6=0 - ip -6 -netns ${HOST_NS_V6} addr add ${HOST_ADDR_V6}/${PREFIX_WIDTH_V6} \ - dev ${HOST_INTF} - ROUTER_CONF=net.ipv6.conf.${ROUTER_INTF} - ip netns exec ${ROUTER_NS_V6} sysctl -w \ ${ROUTER_CONF}.forwarding=1 >/dev/null 2>&1 ip netns exec ${ROUTER_NS_V6} sysctl -w \ @@ -99,6 +93,13 @@ setup_v6() { ip netns exec ${ROUTER_NS_V6} sysctl -w \ ${ROUTER_CONF}.accept_untracked_na=${accept_untracked_na} \ >/dev/null 2>&1 + + ip -n ${ROUTER_NS_V6} link set dev ${ROUTER_INTF} up + ip -n ${HOST_NS_V6} link set dev ${HOST_INTF} up + ip -n ${ROUTER_NS_V6} addr add ${ROUTER_ADDR_V6}/${PREFIX_WIDTH_V6} \ + dev ${ROUTER_INTF} nodad + ip -n ${HOST_NS_V6} addr add ${HOST_ADDR_V6}/${PREFIX_WIDTH_V6} \ + dev ${HOST_INTF} set +e } @@ -162,26 +163,6 @@ arp_test_gratuitous_combinations() { arp_test_gratuitous 2 1 } -cleanup_tcpdump() { - set -e - [[ ! -z ${tcpdump_stdout} ]] && rm -f ${tcpdump_stdout} - [[ ! -z ${tcpdump_stderr} ]] && rm -f ${tcpdump_stderr} - tcpdump_stdout= - tcpdump_stderr= - set +e -} - -start_tcpdump() { - set -e - tcpdump_stdout=`mktemp` - tcpdump_stderr=`mktemp` - ip netns exec ${ROUTER_NS_V6} timeout 15s \ - tcpdump --immediate-mode -tpni ${ROUTER_INTF} -c 1 \ - "icmp6 && icmp6[0] == 136 && src ${HOST_ADDR_V6}" \ - > ${tcpdump_stdout} 2> /dev/null - set +e -} - verify_ndisc() { local accept_untracked_na=$1 local same_subnet=$2 @@ -222,8 +203,9 @@ ndisc_test_untracked_advertisements() { HOST_ADDR_V6=2001:db8:abcd:0012::3 fi fi - setup_v6 $1 $2 - start_tcpdump + setup_v6 $1 + slowwait_for_counter 15 1 \ + tc_rule_handle_stats_get "dev ${ROUTER_INTF} ingress" 101 ".packets" "-n ${ROUTER_NS_V6}" if verify_ndisc $1 $2; then printf " TEST: %-60s [ OK ]\n" "${test_msg[*]}" @@ -231,7 +213,6 @@ ndisc_test_untracked_advertisements() { printf " TEST: %-60s [FAIL]\n" "${test_msg[*]}" fi - cleanup_tcpdump cleanup_v6 set +e } diff --git a/tools/testing/selftests/net/cmsg_sender.c b/tools/testing/selftests/net/cmsg_sender.c index c79e65581d..161db24e3c 100644 --- a/tools/testing/selftests/net/cmsg_sender.c +++ b/tools/testing/selftests/net/cmsg_sender.c @@ -333,16 +333,17 @@ static const char *cs_ts_info2str(unsigned int info) return "unknown"; } -static void +static unsigned long cs_read_cmsg(int fd, struct msghdr *msg, char *cbuf, size_t cbuf_sz) { struct sock_extended_err *see; struct scm_timestamping *ts; + unsigned long ts_seen = 0; struct cmsghdr *cmsg; int i, err; if (!opt.ts.ena) - return; + return 0; msg->msg_control = cbuf; msg->msg_controllen = cbuf_sz; @@ -396,8 +397,11 @@ cs_read_cmsg(int fd, struct msghdr *msg, char *cbuf, size_t cbuf_sz) printf(" %5s ts%d %lluus\n", cs_ts_info2str(see->ee_info), i, rel_time); + ts_seen |= 1 << see->ee_info; } } + + return ts_seen; } static void ca_set_sockopts(int fd) @@ -509,10 +513,16 @@ int main(int argc, char *argv[]) err = ERN_SUCCESS; if (opt.ts.ena) { - /* Make sure all timestamps have time to loop back */ - usleep(opt.txtime.delay); + unsigned long seen; + int i; - cs_read_cmsg(fd, &msg, cbuf, sizeof(cbuf)); + /* Make sure all timestamps have time to loop back */ + for (i = 0; i < 40; i++) { + seen = cs_read_cmsg(fd, &msg, cbuf, sizeof(cbuf)); + if (seen & (1 << SCM_TSTAMP_SND)) + break; + usleep(opt.txtime.delay / 20); + } } err_out: diff --git a/tools/testing/selftests/net/config b/tools/testing/selftests/net/config index 5e4390cac1..04de7a6ba6 100644 --- a/tools/testing/selftests/net/config +++ b/tools/testing/selftests/net/config @@ -30,6 +30,7 @@ CONFIG_IP_GRE=m CONFIG_NETFILTER=y CONFIG_NETFILTER_ADVANCED=y CONFIG_NF_CONNTRACK=m +CONFIG_IPV6_MROUTE=y CONFIG_IPV6_SIT=y CONFIG_IP_DCCP=m CONFIG_NF_NAT=m diff --git a/tools/testing/selftests/net/forwarding/bridge_igmp.sh b/tools/testing/selftests/net/forwarding/bridge_igmp.sh index 2aa66d2a17..e6a3e04fd8 100755 --- a/tools/testing/selftests/net/forwarding/bridge_igmp.sh +++ b/tools/testing/selftests/net/forwarding/bridge_igmp.sh @@ -478,10 +478,10 @@ v3exc_timeout_test() RET=0 local X=("192.0.2.20" "192.0.2.30") - # GMI should be 3 seconds + # GMI should be 5 seconds ip link set dev br0 type bridge mcast_query_interval 100 \ mcast_query_response_interval 100 \ - mcast_membership_interval 300 + mcast_membership_interval 500 v3exclude_prepare $h1 $ALL_MAC $ALL_GROUP ip link set dev br0 type bridge mcast_query_interval 500 \ @@ -489,7 +489,7 @@ v3exc_timeout_test() mcast_membership_interval 1500 $MZ $h1 -c 1 -b $ALL_MAC -B $ALL_GROUP -t ip "proto=2,p=$MZPKT_ALLOW2" -q - sleep 3 + sleep 5 bridge -j -d -s mdb show dev br0 \ | jq -e ".[].mdb[] | \ select(.grp == \"$TEST_GROUP\" and \ diff --git a/tools/testing/selftests/net/forwarding/bridge_mld.sh b/tools/testing/selftests/net/forwarding/bridge_mld.sh index e2b9ff773c..f84ab2e657 100755 --- a/tools/testing/selftests/net/forwarding/bridge_mld.sh +++ b/tools/testing/selftests/net/forwarding/bridge_mld.sh @@ -478,10 +478,10 @@ mldv2exc_timeout_test() RET=0 local X=("2001:db8:1::20" "2001:db8:1::30") - # GMI should be 3 seconds + # GMI should be 5 seconds ip link set dev br0 type bridge mcast_query_interval 100 \ mcast_query_response_interval 100 \ - mcast_membership_interval 300 + mcast_membership_interval 500 mldv2exclude_prepare $h1 ip link set dev br0 type bridge mcast_query_interval 500 \ @@ -489,7 +489,7 @@ mldv2exc_timeout_test() mcast_membership_interval 1500 $MZ $h1 -c 1 $MZPKT_ALLOW2 -q - sleep 3 + sleep 5 bridge -j -d -s mdb show dev br0 \ | jq -e ".[].mdb[] | \ select(.grp == \"$TEST_GROUP\" and \ diff --git a/tools/testing/selftests/net/forwarding/ethtool_rmon.sh b/tools/testing/selftests/net/forwarding/ethtool_rmon.sh index 41a34a61f7..e78776db85 100755 --- a/tools/testing/selftests/net/forwarding/ethtool_rmon.sh +++ b/tools/testing/selftests/net/forwarding/ethtool_rmon.sh @@ -78,7 +78,7 @@ rmon_histogram() for if in $iface $neigh; do if ! ensure_mtu $if ${bucket[0]}; then - log_test_skip "$if does not support the required MTU for $step" + log_test_xfail "$if does not support the required MTU for $step" return fi done @@ -93,7 +93,7 @@ rmon_histogram() jq -r ".[0].rmon[\"${set}-pktsNtoM\"][]|[.low, .high]|@tsv" 2>/dev/null) if [ $nbuckets -eq 0 ]; then - log_test_skip "$iface does not support $set histogram counters" + log_test_xfail "$iface does not support $set histogram counters" return fi } diff --git a/tools/testing/selftests/net/forwarding/lib.sh b/tools/testing/selftests/net/forwarding/lib.sh index e579c2e0c4..e78f11140e 100644 --- a/tools/testing/selftests/net/forwarding/lib.sh +++ b/tools/testing/selftests/net/forwarding/lib.sh @@ -38,32 +38,6 @@ fi source "$net_forwarding_dir/../lib.sh" -# timeout in seconds -slowwait() -{ - local timeout=$1; shift - - local start_time="$(date -u +%s)" - while true - do - local out - out=$("$@") - local ret=$? - if ((!ret)); then - echo -n "$out" - return 0 - fi - - local current_time="$(date -u +%s)" - if ((current_time - start_time > timeout)); then - echo -n "$out" - return 1 - fi - - sleep 0.1 - done -} - ############################################################################## # Sanity checks @@ -358,14 +332,24 @@ EXIT_STATUS=0 # Per-test return value. Clear at the beginning of each test. RET=0 +ret_set_ksft_status() +{ + local ksft_status=$1; shift + local msg=$1; shift + + RET=$(ksft_status_merge $RET $ksft_status) + if (( $? )); then + retmsg=$msg + fi +} + check_err() { local err=$1 local msg=$2 - if [[ $RET -eq 0 && $err -ne 0 ]]; then - RET=$err - retmsg=$msg + if ((err)); then + ret_set_ksft_status $ksft_fail "$msg" fi } @@ -374,10 +358,7 @@ check_fail() local err=$1 local msg=$2 - if [[ $RET -eq 0 && $err -eq 0 ]]; then - RET=1 - retmsg=$msg - fi + check_err $((!err)) "$msg" } check_err_fail() @@ -393,6 +374,62 @@ check_err_fail() fi } +log_test_result() +{ + local test_name=$1; shift + local opt_str=$1; shift + local result=$1; shift + local retmsg=$1; shift + + printf "TEST: %-60s [%s]\n" "$test_name $opt_str" "$result" + if [[ $retmsg ]]; then + printf "\t%s\n" "$retmsg" + fi +} + +pause_on_fail() +{ + if [[ $PAUSE_ON_FAIL == yes ]]; then + echo "Hit enter to continue, 'q' to quit" + read a + [[ $a == q ]] && exit 1 + fi +} + +handle_test_result_pass() +{ + local test_name=$1; shift + local opt_str=$1; shift + + log_test_result "$test_name" "$opt_str" " OK " +} + +handle_test_result_fail() +{ + local test_name=$1; shift + local opt_str=$1; shift + + log_test_result "$test_name" "$opt_str" FAIL "$retmsg" + pause_on_fail +} + +handle_test_result_xfail() +{ + local test_name=$1; shift + local opt_str=$1; shift + + log_test_result "$test_name" "$opt_str" XFAIL "$retmsg" + pause_on_fail +} + +handle_test_result_skip() +{ + local test_name=$1; shift + local opt_str=$1; shift + + log_test_result "$test_name" "$opt_str" SKIP "$retmsg" +} + log_test() { local test_name=$1 @@ -402,31 +439,28 @@ log_test() opt_str="($opt_str)" fi - if [[ $RET -ne 0 ]]; then - EXIT_STATUS=1 - printf "TEST: %-60s [FAIL]\n" "$test_name $opt_str" - if [[ ! -z "$retmsg" ]]; then - printf "\t%s\n" "$retmsg" - fi - if [ "${PAUSE_ON_FAIL}" = "yes" ]; then - echo "Hit enter to continue, 'q' to quit" - read a - [ "$a" = "q" ] && exit 1 - fi - return 1 + if ((RET == ksft_pass)); then + handle_test_result_pass "$test_name" "$opt_str" + elif ((RET == ksft_xfail)); then + handle_test_result_xfail "$test_name" "$opt_str" + elif ((RET == ksft_skip)); then + handle_test_result_skip "$test_name" "$opt_str" + else + handle_test_result_fail "$test_name" "$opt_str" fi - printf "TEST: %-60s [ OK ]\n" "$test_name $opt_str" - return 0 + EXIT_STATUS=$(ksft_exit_status_merge $EXIT_STATUS $RET) + return $RET } log_test_skip() { - local test_name=$1 - local opt_str=$2 + RET=$ksft_skip retmsg= log_test "$@" +} - printf "TEST: %-60s [SKIP]\n" "$test_name $opt_str" - return 0 +log_test_xfail() +{ + RET=$ksft_xfail retmsg= log_test "$@" } log_info() @@ -487,33 +521,6 @@ wait_for_trap() "$@" | grep -q trap } -until_counter_is() -{ - local expr=$1; shift - local current=$("$@") - - echo $((current)) - ((current $expr)) -} - -busywait_for_counter() -{ - local timeout=$1; shift - local delta=$1; shift - - local base=$("$@") - busywait "$timeout" until_counter_is ">= $((base + delta))" "$@" -} - -slowwait_for_counter() -{ - local timeout=$1; shift - local delta=$1; shift - - local base=$("$@") - slowwait "$timeout" until_counter_is ">= $((base + delta))" "$@" -} - setup_wait_dev() { local dev=$1; shift @@ -819,29 +826,6 @@ link_stats_rx_errors_get() link_stats_get $1 rx errors } -tc_rule_stats_get() -{ - local dev=$1; shift - local pref=$1; shift - local dir=$1; shift - local selector=${1:-.packets}; shift - - tc -j -s filter show dev $dev ${dir:-ingress} pref $pref \ - | jq ".[1].options.actions[].stats$selector" -} - -tc_rule_handle_stats_get() -{ - local id=$1; shift - local handle=$1; shift - local selector=${1:-.packets}; shift - local netns=${1:-""}; shift - - tc $netns -j -s filter show $id \ - | jq ".[] | select(.options.handle == $handle) | \ - .options.actions[0].stats$selector" -} - ethtool_stats_get() { local dev=$1; shift diff --git a/tools/testing/selftests/net/forwarding/router_mpath_nh_lib.sh b/tools/testing/selftests/net/forwarding/router_mpath_nh_lib.sh index 7e7d62161c..b2d2c6cecc 100644 --- a/tools/testing/selftests/net/forwarding/router_mpath_nh_lib.sh +++ b/tools/testing/selftests/net/forwarding/router_mpath_nh_lib.sh @@ -69,7 +69,7 @@ nh_stats_test_dispatch_swhw() nh_stats_do_test "HW $what" "$nh1_id" "$nh2_id" "$group_id" \ nh_stats_get_hw "${mz[@]}" elif [[ $kind == veth ]]; then - log_test_skip "HW stats not offloaded on veth topology" + log_test_xfail "HW stats not offloaded on veth topology" fi } diff --git a/tools/testing/selftests/net/lib.sh b/tools/testing/selftests/net/lib.sh index f9fe182dfb..16372ca167 100644 --- a/tools/testing/selftests/net/lib.sh +++ b/tools/testing/selftests/net/lib.sh @@ -10,33 +10,116 @@ BUSYWAIT_TIMEOUT=$((WAIT_TIMEOUT * 1000)) # ms # Kselftest framework requirement - SKIP code is 4. ksft_skip=4 # namespace list created by setup_ns -NS_LIST="" +NS_LIST=() ############################################################################## # Helpers -busywait() + +__ksft_status_merge() { - local timeout=$1; shift + local a=$1; shift + local b=$1; shift + local -A weights + local weight=0 + + local i + for i in "$@"; do + weights[$i]=$((weight++)) + done + + if [[ ${weights[$a]} > ${weights[$b]} ]]; then + echo "$a" + return 0 + else + echo "$b" + return 1 + fi +} + +ksft_status_merge() +{ + local a=$1; shift + local b=$1; shift + + __ksft_status_merge "$a" "$b" \ + $ksft_pass $ksft_xfail $ksft_skip $ksft_fail +} + +ksft_exit_status_merge() +{ + local a=$1; shift + local b=$1; shift + + __ksft_status_merge "$a" "$b" \ + $ksft_xfail $ksft_pass $ksft_skip $ksft_fail +} + +loopy_wait() +{ + local sleep_cmd=$1; shift + local timeout_ms=$1; shift local start_time="$(date -u +%s%3N)" while true do local out - out=$("$@") - local ret=$? - if ((!ret)); then + if out=$("$@"); then echo -n "$out" return 0 fi local current_time="$(date -u +%s%3N)" - if ((current_time - start_time > timeout)); then + if ((current_time - start_time > timeout_ms)); then echo -n "$out" return 1 fi + + $sleep_cmd done } +busywait() +{ + local timeout_ms=$1; shift + + loopy_wait : "$timeout_ms" "$@" +} + +# timeout in seconds +slowwait() +{ + local timeout_sec=$1; shift + + loopy_wait "sleep 0.1" "$((timeout_sec * 1000))" "$@" +} + +until_counter_is() +{ + local expr=$1; shift + local current=$("$@") + + echo $((current)) + ((current $expr)) +} + +busywait_for_counter() +{ + local timeout=$1; shift + local delta=$1; shift + + local base=$("$@") + busywait "$timeout" until_counter_is ">= $((base + delta))" "$@" +} + +slowwait_for_counter() +{ + local timeout=$1; shift + local delta=$1; shift + + local base=$("$@") + slowwait "$timeout" until_counter_is ">= $((base + delta))" "$@" +} + cleanup_ns() { local ns="" @@ -50,6 +133,7 @@ cleanup_ns() fi for ns in "$@"; do + [ -z "${ns}" ] && continue ip netns delete "${ns}" &> /dev/null if ! busywait $BUSYWAIT_TIMEOUT ip netns list \| grep -vq "^$ns$" &> /dev/null; then echo "Warn: Failed to remove namespace $ns" @@ -63,7 +147,7 @@ cleanup_ns() cleanup_all_ns() { - cleanup_ns $NS_LIST + cleanup_ns "${NS_LIST[@]}" } # setup netns with given names as prefix. e.g @@ -72,25 +156,50 @@ setup_ns() { local ns="" local ns_name="" - local ns_list="" + local ns_list=() + local ns_exist= for ns_name in "$@"; do # Some test may setup/remove same netns multi times if unset ${ns_name} 2> /dev/null; then ns="${ns_name,,}-$(mktemp -u XXXXXX)" eval readonly ${ns_name}="$ns" + ns_exist=false else eval ns='$'${ns_name} cleanup_ns "$ns" - + ns_exist=true fi if ! ip netns add "$ns"; then echo "Failed to create namespace $ns_name" - cleanup_ns "$ns_list" + cleanup_ns "${ns_list[@]}" return $ksft_skip fi ip -n "$ns" link set lo up - ns_list="$ns_list $ns" + ! $ns_exist && ns_list+=("$ns") done - NS_LIST="$NS_LIST $ns_list" + NS_LIST+=("${ns_list[@]}") +} + +tc_rule_stats_get() +{ + local dev=$1; shift + local pref=$1; shift + local dir=$1; shift + local selector=${1:-.packets}; shift + + tc -j -s filter show dev $dev ${dir:-ingress} pref $pref \ + | jq ".[1].options.actions[].stats$selector" +} + +tc_rule_handle_stats_get() +{ + local id=$1; shift + local handle=$1; shift + local selector=${1:-.packets}; shift + local netns=${1:-""}; shift + + tc $netns -j -s filter show $id \ + | jq ".[] | select(.options.handle == $handle) | \ + .options.actions[0].stats$selector" } diff --git a/tools/testing/selftests/net/mptcp/mptcp_join.sh b/tools/testing/selftests/net/mptcp/mptcp_join.sh index e4403236f6..2290125f6d 100755 --- a/tools/testing/selftests/net/mptcp/mptcp_join.sh +++ b/tools/testing/selftests/net/mptcp/mptcp_join.sh @@ -125,8 +125,8 @@ init_shapers() { local i for i in $(seq 1 4); do - tc -n $ns1 qdisc add dev ns1eth$i root netem rate 20mbit delay 1 - tc -n $ns2 qdisc add dev ns2eth$i root netem rate 20mbit delay 1 + tc -n $ns1 qdisc add dev ns1eth$i root netem rate 20mbit delay 1ms + tc -n $ns2 qdisc add dev ns2eth$i root netem rate 20mbit delay 1ms done } @@ -262,6 +262,8 @@ reset() TEST_NAME="${1}" + MPTCP_LIB_SUBTEST_FLAKY=0 # reset if modified + if skip_test; then MPTCP_LIB_TEST_COUNTER=$((MPTCP_LIB_TEST_COUNTER+1)) last_test_ignored=1 @@ -449,7 +451,9 @@ reset_with_tcp_filter() # $1: err msg fail_test() { - ret=${KSFT_FAIL} + if ! mptcp_lib_subtest_is_flaky; then + ret=${KSFT_FAIL} + fi if [ ${#} -gt 0 ]; then print_fail "${@}" @@ -2354,9 +2358,10 @@ remove_tests() if reset "remove invalid addresses"; then pm_nl_set_limits $ns1 3 3 pm_nl_add_endpoint $ns1 10.0.12.1 flags signal + # broadcast IP: no packet for this address will be received on ns1 + pm_nl_add_endpoint $ns1 224.0.0.1 flags signal pm_nl_add_endpoint $ns1 10.0.3.1 flags signal - pm_nl_add_endpoint $ns1 10.0.14.1 flags signal - pm_nl_set_limits $ns2 3 3 + pm_nl_set_limits $ns2 2 2 addr_nr_ns1=-3 speed=10 \ run_tests $ns1 $ns2 10.0.1.1 chk_join_nr 1 1 1 @@ -3178,6 +3183,7 @@ fullmesh_tests() fastclose_tests() { if reset_check_counter "fastclose test" "MPTcpExtMPFastcloseTx"; then + MPTCP_LIB_SUBTEST_FLAKY=1 test_linkfail=1024 fastclose=client \ run_tests $ns1 $ns2 10.0.1.1 chk_join_nr 0 0 0 @@ -3186,6 +3192,7 @@ fastclose_tests() fi if reset_check_counter "fastclose server test" "MPTcpExtMPFastcloseRx"; then + MPTCP_LIB_SUBTEST_FLAKY=1 test_linkfail=1024 fastclose=server \ run_tests $ns1 $ns2 10.0.1.1 chk_join_nr 0 0 0 0 0 0 1 @@ -3204,6 +3211,7 @@ fail_tests() { # single subflow if reset_with_fail "Infinite map" 1; then + MPTCP_LIB_SUBTEST_FLAKY=1 test_linkfail=128 \ run_tests $ns1 $ns2 10.0.1.1 chk_join_nr 0 0 0 +1 +0 1 0 1 "$(pedit_action_pkts)" @@ -3212,7 +3220,8 @@ fail_tests() # multiple subflows if reset_with_fail "MP_FAIL MP_RST" 2; then - tc -n $ns2 qdisc add dev ns2eth1 root netem rate 1mbit delay 5 + MPTCP_LIB_SUBTEST_FLAKY=1 + tc -n $ns2 qdisc add dev ns2eth1 root netem rate 1mbit delay 5ms pm_nl_set_limits $ns1 0 1 pm_nl_set_limits $ns2 0 1 pm_nl_add_endpoint $ns2 10.0.2.2 dev ns2eth2 flags subflow diff --git a/tools/testing/selftests/net/mptcp/simult_flows.sh b/tools/testing/selftests/net/mptcp/simult_flows.sh index 1b23662203..7322e1e4e5 100755 --- a/tools/testing/selftests/net/mptcp/simult_flows.sh +++ b/tools/testing/selftests/net/mptcp/simult_flows.sh @@ -216,8 +216,8 @@ run_test() shift 4 local msg=$* - [ $delay1 -gt 0 ] && delay1="delay $delay1" || delay1="" - [ $delay2 -gt 0 ] && delay2="delay $delay2" || delay2="" + [ $delay1 -gt 0 ] && delay1="delay ${delay1}ms" || delay1="" + [ $delay2 -gt 0 ] && delay2="delay ${delay2}ms" || delay2="" for dev in ns1eth1 ns1eth2; do tc -n $ns1 qdisc del dev $dev root >/dev/null 2>&1 @@ -243,7 +243,7 @@ run_test() do_transfer $small $large $time lret=$? mptcp_lib_result_code "${lret}" "${msg}" - if [ $lret -ne 0 ]; then + if [ $lret -ne 0 ] && ! mptcp_lib_subtest_is_flaky; then ret=$lret [ $bail -eq 0 ] || exit $ret fi @@ -253,7 +253,7 @@ run_test() do_transfer $large $small $time lret=$? mptcp_lib_result_code "${lret}" "${msg}" - if [ $lret -ne 0 ]; then + if [ $lret -ne 0 ] && ! mptcp_lib_subtest_is_flaky; then ret=$lret [ $bail -eq 0 ] || exit $ret fi @@ -286,7 +286,7 @@ run_test 10 10 0 0 "balanced bwidth" run_test 10 10 1 25 "balanced bwidth with unbalanced delay" # we still need some additional infrastructure to pass the following test-cases -run_test 10 3 0 0 "unbalanced bwidth" +MPTCP_LIB_SUBTEST_FLAKY=1 run_test 10 3 0 0 "unbalanced bwidth" run_test 10 3 1 25 "unbalanced bwidth with unbalanced delay" run_test 10 3 25 1 "unbalanced bwidth with opposed, unbalanced delay" diff --git a/tools/testing/selftests/net/mptcp/userspace_pm.sh b/tools/testing/selftests/net/mptcp/userspace_pm.sh index 9e2981f2d7..9cb0597826 100755 --- a/tools/testing/selftests/net/mptcp/userspace_pm.sh +++ b/tools/testing/selftests/net/mptcp/userspace_pm.sh @@ -160,10 +160,12 @@ make_connection() local is_v6=$1 local app_port=$app4_port local connect_addr="10.0.1.1" + local client_addr="10.0.1.2" local listen_addr="0.0.0.0" if [ "$is_v6" = "v6" ] then connect_addr="dead:beef:1::1" + client_addr="dead:beef:1::2" listen_addr="::" app_port=$app6_port else @@ -206,6 +208,7 @@ make_connection() [ "$server_serverside" = 1 ] then test_pass + print_title "Connection info: ${client_addr}:${client_port} -> ${connect_addr}:${app_port}" else test_fail "Expected tokens (c:${client_token} - s:${server_token}) and server (c:${client_serverside} - s:${server_serverside})" mptcp_lib_result_print_all_tap @@ -297,7 +300,7 @@ test_announce() ip netns exec "$ns2"\ ./pm_nl_ctl ann 10.0.2.2 token "$client4_token" id $client_addr_id dev\ ns2eth1 - print_test "ADD_ADDR id:${client_addr_id} 10.0.2.2 (ns2) => ns1, reuse port" + print_test "ADD_ADDR id:client 10.0.2.2 (ns2) => ns1, reuse port" sleep 0.5 verify_announce_event $server_evts $ANNOUNCED $server4_token "10.0.2.2" $client_addr_id \ "$client4_port" @@ -306,7 +309,7 @@ test_announce() :>"$server_evts" ip netns exec "$ns2" ./pm_nl_ctl ann\ dead:beef:2::2 token "$client6_token" id $client_addr_id dev ns2eth1 - print_test "ADD_ADDR6 id:${client_addr_id} dead:beef:2::2 (ns2) => ns1, reuse port" + print_test "ADD_ADDR6 id:client dead:beef:2::2 (ns2) => ns1, reuse port" sleep 0.5 verify_announce_event "$server_evts" "$ANNOUNCED" "$server6_token" "dead:beef:2::2"\ "$client_addr_id" "$client6_port" "v6" @@ -316,7 +319,7 @@ test_announce() client_addr_id=$((client_addr_id+1)) ip netns exec "$ns2" ./pm_nl_ctl ann 10.0.2.2 token "$client4_token" id\ $client_addr_id dev ns2eth1 port $new4_port - print_test "ADD_ADDR id:${client_addr_id} 10.0.2.2 (ns2) => ns1, new port" + print_test "ADD_ADDR id:client+1 10.0.2.2 (ns2) => ns1, new port" sleep 0.5 verify_announce_event "$server_evts" "$ANNOUNCED" "$server4_token" "10.0.2.2"\ "$client_addr_id" "$new4_port" @@ -327,7 +330,7 @@ test_announce() # ADD_ADDR from the server to client machine reusing the subflow port ip netns exec "$ns1" ./pm_nl_ctl ann 10.0.2.1 token "$server4_token" id\ $server_addr_id dev ns1eth2 - print_test "ADD_ADDR id:${server_addr_id} 10.0.2.1 (ns1) => ns2, reuse port" + print_test "ADD_ADDR id:server 10.0.2.1 (ns1) => ns2, reuse port" sleep 0.5 verify_announce_event "$client_evts" "$ANNOUNCED" "$client4_token" "10.0.2.1"\ "$server_addr_id" "$app4_port" @@ -336,7 +339,7 @@ test_announce() :>"$client_evts" ip netns exec "$ns1" ./pm_nl_ctl ann dead:beef:2::1 token "$server6_token" id\ $server_addr_id dev ns1eth2 - print_test "ADD_ADDR6 id:${server_addr_id} dead:beef:2::1 (ns1) => ns2, reuse port" + print_test "ADD_ADDR6 id:server dead:beef:2::1 (ns1) => ns2, reuse port" sleep 0.5 verify_announce_event "$client_evts" "$ANNOUNCED" "$client6_token" "dead:beef:2::1"\ "$server_addr_id" "$app6_port" "v6" @@ -346,7 +349,7 @@ test_announce() server_addr_id=$((server_addr_id+1)) ip netns exec "$ns1" ./pm_nl_ctl ann 10.0.2.1 token "$server4_token" id\ $server_addr_id dev ns1eth2 port $new4_port - print_test "ADD_ADDR id:${server_addr_id} 10.0.2.1 (ns1) => ns2, new port" + print_test "ADD_ADDR id:server+1 10.0.2.1 (ns1) => ns2, new port" sleep 0.5 verify_announce_event "$client_evts" "$ANNOUNCED" "$client4_token" "10.0.2.1"\ "$server_addr_id" "$new4_port" @@ -380,7 +383,7 @@ test_remove() local invalid_token=$(( client4_token - 1 )) ip netns exec "$ns2" ./pm_nl_ctl rem token $invalid_token id\ $client_addr_id > /dev/null 2>&1 - print_test "RM_ADDR id:${client_addr_id} ns2 => ns1, invalid token" + print_test "RM_ADDR id:client ns2 => ns1, invalid token" local type type=$(mptcp_lib_evts_get_info type "$server_evts") if [ "$type" = "" ] @@ -394,7 +397,7 @@ test_remove() local invalid_id=$(( client_addr_id + 1 )) ip netns exec "$ns2" ./pm_nl_ctl rem token "$client4_token" id\ $invalid_id > /dev/null 2>&1 - print_test "RM_ADDR id:${invalid_id} ns2 => ns1, invalid id" + print_test "RM_ADDR id:client+1 ns2 => ns1, invalid id" type=$(mptcp_lib_evts_get_info type "$server_evts") if [ "$type" = "" ] then @@ -407,7 +410,7 @@ test_remove() :>"$server_evts" ip netns exec "$ns2" ./pm_nl_ctl rem token "$client4_token" id\ $client_addr_id - print_test "RM_ADDR id:${client_addr_id} ns2 => ns1" + print_test "RM_ADDR id:client ns2 => ns1" sleep 0.5 verify_remove_event "$server_evts" "$REMOVED" "$server4_token" "$client_addr_id" @@ -416,7 +419,7 @@ test_remove() client_addr_id=$(( client_addr_id - 1 )) ip netns exec "$ns2" ./pm_nl_ctl rem token "$client4_token" id\ $client_addr_id - print_test "RM_ADDR id:${client_addr_id} ns2 => ns1" + print_test "RM_ADDR id:client-1 ns2 => ns1" sleep 0.5 verify_remove_event "$server_evts" "$REMOVED" "$server4_token" "$client_addr_id" @@ -424,7 +427,7 @@ test_remove() :>"$server_evts" ip netns exec "$ns2" ./pm_nl_ctl rem token "$client6_token" id\ $client_addr_id - print_test "RM_ADDR6 id:${client_addr_id} ns2 => ns1" + print_test "RM_ADDR6 id:client-1 ns2 => ns1" sleep 0.5 verify_remove_event "$server_evts" "$REMOVED" "$server6_token" "$client_addr_id" @@ -434,7 +437,7 @@ test_remove() # RM_ADDR from the server to client machine ip netns exec "$ns1" ./pm_nl_ctl rem token "$server4_token" id\ $server_addr_id - print_test "RM_ADDR id:${server_addr_id} ns1 => ns2" + print_test "RM_ADDR id:server ns1 => ns2" sleep 0.5 verify_remove_event "$client_evts" "$REMOVED" "$client4_token" "$server_addr_id" @@ -443,7 +446,7 @@ test_remove() server_addr_id=$(( server_addr_id - 1 )) ip netns exec "$ns1" ./pm_nl_ctl rem token "$server4_token" id\ $server_addr_id - print_test "RM_ADDR id:${server_addr_id} ns1 => ns2" + print_test "RM_ADDR id:server-1 ns1 => ns2" sleep 0.5 verify_remove_event "$client_evts" "$REMOVED" "$client4_token" "$server_addr_id" @@ -451,7 +454,7 @@ test_remove() :>"$client_evts" ip netns exec "$ns1" ./pm_nl_ctl rem token "$server6_token" id\ $server_addr_id - print_test "RM_ADDR6 id:${server_addr_id} ns1 => ns2" + print_test "RM_ADDR6 id:server-1 ns1 => ns2" sleep 0.5 verify_remove_event "$client_evts" "$REMOVED" "$client6_token" "$server_addr_id" } @@ -479,8 +482,14 @@ verify_subflow_events() local locid local remid local info + local e_dport_txt - info="${e_saddr} (${e_from}) => ${e_daddr}:${e_dport} (${e_to})" + # only display the fixed ports + if [ "${e_dport}" -ge "${app4_port}" ] && [ "${e_dport}" -le "${app6_port}" ]; then + e_dport_txt=":${e_dport}" + fi + + info="${e_saddr} (${e_from}) => ${e_daddr}${e_dport_txt} (${e_to})" if [ "$e_type" = "$SUB_ESTABLISHED" ] then @@ -766,7 +775,7 @@ test_subflows_v4_v6_mix() :>"$client_evts" ip netns exec "$ns1" ./pm_nl_ctl ann 10.0.2.1 token "$server6_token" id\ $server_addr_id dev ns1eth2 - print_test "ADD_ADDR4 id:${server_addr_id} 10.0.2.1 (ns1) => ns2, reuse port" + print_test "ADD_ADDR4 id:server 10.0.2.1 (ns1) => ns2, reuse port" sleep 0.5 verify_announce_event "$client_evts" "$ANNOUNCED" "$client6_token" "10.0.2.1"\ "$server_addr_id" "$app6_port" @@ -861,7 +870,7 @@ test_listener() local listener_pid=$! sleep 0.5 - print_test "CREATE_LISTENER 10.0.2.2:$client4_port" + print_test "CREATE_LISTENER 10.0.2.2 (client port)" verify_listener_events $client_evts $LISTENER_CREATED $AF_INET 10.0.2.2 $client4_port # ADD_ADDR from client to server machine reusing the subflow port @@ -878,13 +887,14 @@ test_listener() mptcp_lib_kill_wait $listener_pid sleep 0.5 - print_test "CLOSE_LISTENER 10.0.2.2:$client4_port" + print_test "CLOSE_LISTENER 10.0.2.2 (client port)" verify_listener_events $client_evts $LISTENER_CLOSED $AF_INET 10.0.2.2 $client4_port } print_title "Make connections" make_connection make_connection "v6" +print_title "Will be using address IDs ${client_addr_id} (client) and ${server_addr_id} (server)" test_announce test_remove diff --git a/tools/testing/selftests/net/openvswitch/openvswitch.sh b/tools/testing/selftests/net/openvswitch/openvswitch.sh index 5cae535438..15bca07087 100755 --- a/tools/testing/selftests/net/openvswitch/openvswitch.sh +++ b/tools/testing/selftests/net/openvswitch/openvswitch.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # SPDX-License-Identifier: GPL-2.0 # # OVS kernel module self tests diff --git a/tools/testing/selftests/power_supply/test_power_supply_properties.sh b/tools/testing/selftests/power_supply/test_power_supply_properties.sh index df272dfe1d..a66b1313ed 100755 --- a/tools/testing/selftests/power_supply/test_power_supply_properties.sh +++ b/tools/testing/selftests/power_supply/test_power_supply_properties.sh @@ -23,7 +23,7 @@ count_tests() { total_tests=0 for i in $SUPPLIES; do - total_tests=$(("$total_tests" + "$NUM_TESTS")) + total_tests=$((total_tests + NUM_TESTS)) done echo "$total_tests" diff --git a/tools/testing/selftests/powerpc/dexcr/Makefile b/tools/testing/selftests/powerpc/dexcr/Makefile index 76210f2bce..829ad075b4 100644 --- a/tools/testing/selftests/powerpc/dexcr/Makefile +++ b/tools/testing/selftests/powerpc/dexcr/Makefile @@ -3,7 +3,7 @@ TEST_GEN_FILES := lsdexcr include ../../lib.mk -$(OUTPUT)/hashchk_test: CFLAGS += -fno-pie $(call cc-option,-mno-rop-protect) +$(OUTPUT)/hashchk_test: CFLAGS += -fno-pie -no-pie $(call cc-option,-mno-rop-protect) $(TEST_GEN_PROGS): ../harness.c ../utils.c ./dexcr.c $(TEST_GEN_FILES): ../utils.c ./dexcr.c diff --git a/tools/testing/selftests/resctrl/Makefile b/tools/testing/selftests/resctrl/Makefile index 2deac2031d..021863f860 100644 --- a/tools/testing/selftests/resctrl/Makefile +++ b/tools/testing/selftests/resctrl/Makefile @@ -5,6 +5,8 @@ CFLAGS += $(KHDR_INCLUDES) TEST_GEN_PROGS := resctrl_tests +LOCAL_HDRS += $(wildcard *.h) + include ../lib.mk -$(OUTPUT)/resctrl_tests: $(wildcard *.[ch]) +$(OUTPUT)/resctrl_tests: $(wildcard *.c) diff --git a/tools/testing/selftests/riscv/hwprobe/.gitignore b/tools/testing/selftests/riscv/hwprobe/.gitignore index 8113dc3bdd..6e384e80ea 100644 --- a/tools/testing/selftests/riscv/hwprobe/.gitignore +++ b/tools/testing/selftests/riscv/hwprobe/.gitignore @@ -1 +1,3 @@ hwprobe +cbo +which-cpus diff --git a/tools/testing/selftests/tc-testing/tc-tests/qdiscs/taprio.json b/tools/testing/selftests/tc-testing/tc-tests/qdiscs/taprio.json index 12da0a939e..557fb074ac 100644 --- a/tools/testing/selftests/tc-testing/tc-tests/qdiscs/taprio.json +++ b/tools/testing/selftests/tc-testing/tc-tests/qdiscs/taprio.json @@ -132,6 +132,50 @@ "echo \"1\" > /sys/bus/netdevsim/del_device" ] }, + { + "id": "6f62", + "name": "Add taprio Qdisc with too short interval", + "category": [ + "qdisc", + "taprio" + ], + "plugins": { + "requires": "nsPlugin" + }, + "setup": [ + "echo \"1 1 8\" > /sys/bus/netdevsim/new_device" + ], + "cmdUnderTest": "$TC qdisc add dev $ETH root handle 1: taprio num_tc 2 queues 1@0 1@1 sched-entry S 01 300 sched-entry S 02 1700 clockid CLOCK_TAI", + "expExitCode": "2", + "verifyCmd": "$TC qdisc show dev $ETH", + "matchPattern": "qdisc taprio 1: root refcnt", + "matchCount": "0", + "teardown": [ + "echo \"1\" > /sys/bus/netdevsim/del_device" + ] + }, + { + "id": "831f", + "name": "Add taprio Qdisc with too short cycle-time", + "category": [ + "qdisc", + "taprio" + ], + "plugins": { + "requires": "nsPlugin" + }, + "setup": [ + "echo \"1 1 8\" > /sys/bus/netdevsim/new_device" + ], + "cmdUnderTest": "$TC qdisc add dev $ETH root handle 1: taprio num_tc 2 queues 1@0 1@1 sched-entry S 01 200000 sched-entry S 02 200000 cycle-time 100 clockid CLOCK_TAI", + "expExitCode": "2", + "verifyCmd": "$TC qdisc show dev $ETH", + "matchPattern": "qdisc taprio 1: root refcnt", + "matchCount": "0", + "teardown": [ + "echo \"1\" > /sys/bus/netdevsim/del_device" + ] + }, { "id": "3e1e", "name": "Add taprio Qdisc with an invalid cycle-time", diff --git a/tools/tracing/latency/latency-collector.c b/tools/tracing/latency/latency-collector.c index 0fd9c747d3..cf263fe9de 100644 --- a/tools/tracing/latency/latency-collector.c +++ b/tools/tracing/latency/latency-collector.c @@ -935,12 +935,12 @@ static void show_available(void) } if (!tracers) { - warnx(no_tracer_msg); + warnx("%s", no_tracer_msg); return; } if (!found) { - warnx(no_latency_tr_msg); + warnx("%s", no_latency_tr_msg); tracefs_list_free(tracers); return; } @@ -983,7 +983,7 @@ static const char *find_default_tracer(void) for (i = 0; relevant_tracers[i]; i++) { valid = tracer_valid(relevant_tracers[i], ¬racer); if (notracer) - errx(EXIT_FAILURE, no_tracer_msg); + errx(EXIT_FAILURE, "%s", no_tracer_msg); if (valid) return relevant_tracers[i]; } @@ -1878,7 +1878,7 @@ static void scan_arguments(int argc, char *argv[]) } valid = tracer_valid(current_tracer, ¬racer); if (notracer) - errx(EXIT_FAILURE, no_tracer_msg); + errx(EXIT_FAILURE, "%s", no_tracer_msg); if (!valid) errx(EXIT_FAILURE, "The tracer %s is not supported by your kernel!\n", current_tracer); diff --git a/tools/tracing/rtla/src/timerlat_aa.c b/tools/tracing/rtla/src/timerlat_aa.c index 7093fd5333..7bd80ee2a5 100644 --- a/tools/tracing/rtla/src/timerlat_aa.c +++ b/tools/tracing/rtla/src/timerlat_aa.c @@ -16,6 +16,9 @@ enum timelat_state { TIMERLAT_WAITING_THREAD, }; +/* Used to fill spaces in the output */ +static const char *spaces = " "; + #define MAX_COMM 24 /* @@ -274,14 +277,17 @@ static int timerlat_aa_nmi_handler(struct trace_seq *s, struct tep_record *recor taa_data->prev_irq_timstamp = start; trace_seq_reset(taa_data->prev_irqs_seq); - trace_seq_printf(taa_data->prev_irqs_seq, "\t%24s \t\t\t%9.2f us\n", - "nmi", ns_to_usf(duration)); + trace_seq_printf(taa_data->prev_irqs_seq, " %24s %.*s %9.2f us\n", + "nmi", + 24, spaces, + ns_to_usf(duration)); return 0; } taa_data->thread_nmi_sum += duration; - trace_seq_printf(taa_data->nmi_seq, " %24s \t\t\t%9.2f us\n", - "nmi", ns_to_usf(duration)); + trace_seq_printf(taa_data->nmi_seq, " %24s %.*s %9.2f us\n", + "nmi", + 24, spaces, ns_to_usf(duration)); return 0; } @@ -323,8 +329,10 @@ static int timerlat_aa_irq_handler(struct trace_seq *s, struct tep_record *recor taa_data->prev_irq_timstamp = start; trace_seq_reset(taa_data->prev_irqs_seq); - trace_seq_printf(taa_data->prev_irqs_seq, "\t%24s:%-3llu \t\t%9.2f us\n", - desc, vector, ns_to_usf(duration)); + trace_seq_printf(taa_data->prev_irqs_seq, " %24s:%-3llu %.*s %9.2f us\n", + desc, vector, + 15, spaces, + ns_to_usf(duration)); return 0; } @@ -372,8 +380,10 @@ static int timerlat_aa_irq_handler(struct trace_seq *s, struct tep_record *recor * IRQ interference. */ taa_data->thread_irq_sum += duration; - trace_seq_printf(taa_data->irqs_seq, " %24s:%-3llu \t %9.2f us\n", - desc, vector, ns_to_usf(duration)); + trace_seq_printf(taa_data->irqs_seq, " %24s:%-3llu %.*s %9.2f us\n", + desc, vector, + 24, spaces, + ns_to_usf(duration)); return 0; } @@ -408,8 +418,10 @@ static int timerlat_aa_softirq_handler(struct trace_seq *s, struct tep_record *r taa_data->thread_softirq_sum += duration; - trace_seq_printf(taa_data->softirqs_seq, "\t%24s:%-3llu \t %9.2f us\n", - softirq_name[vector], vector, ns_to_usf(duration)); + trace_seq_printf(taa_data->softirqs_seq, " %24s:%-3llu %.*s %9.2f us\n", + softirq_name[vector], vector, + 24, spaces, + ns_to_usf(duration)); return 0; } @@ -452,8 +464,10 @@ static int timerlat_aa_thread_handler(struct trace_seq *s, struct tep_record *re } else { taa_data->thread_thread_sum += duration; - trace_seq_printf(taa_data->threads_seq, "\t%24s:%-3llu \t\t%9.2f us\n", - comm, pid, ns_to_usf(duration)); + trace_seq_printf(taa_data->threads_seq, " %24s:%-12llu %.*s %9.2f us\n", + comm, pid, + 15, spaces, + ns_to_usf(duration)); } return 0; @@ -482,7 +496,8 @@ static int timerlat_aa_stack_handler(struct trace_seq *s, struct tep_record *rec function = tep_find_function(taa_ctx->tool->trace.tep, caller[i]); if (!function) break; - trace_seq_printf(taa_data->stack_seq, "\t\t-> %s\n", function); + trace_seq_printf(taa_data->stack_seq, " %.*s -> %s\n", + 14, spaces, function); } } return 0; @@ -568,23 +583,24 @@ static void timerlat_thread_analysis(struct timerlat_aa_data *taa_data, int cpu, exp_irq_ts = taa_data->timer_irq_start_time - taa_data->timer_irq_start_delay; if (exp_irq_ts < taa_data->prev_irq_timstamp + taa_data->prev_irq_duration) { if (taa_data->prev_irq_timstamp < taa_data->timer_irq_start_time) - printf(" Previous IRQ interference: \t\t up to %9.2f us\n", - ns_to_usf(taa_data->prev_irq_duration)); + printf(" Previous IRQ interference: %.*s up to %9.2f us\n", + 16, spaces, + ns_to_usf(taa_data->prev_irq_duration)); } /* * The delay that the IRQ suffered before starting. */ - printf(" IRQ handler delay: %16s %9.2f us (%.2f %%)\n", - (ns_to_usf(taa_data->timer_exit_from_idle) > 10) ? "(exit from idle)" : "", - ns_to_usf(taa_data->timer_irq_start_delay), - ns_to_per(total, taa_data->timer_irq_start_delay)); + printf(" IRQ handler delay: %.*s %16s %9.2f us (%.2f %%)\n", 16, spaces, + (ns_to_usf(taa_data->timer_exit_from_idle) > 10) ? "(exit from idle)" : "", + ns_to_usf(taa_data->timer_irq_start_delay), + ns_to_per(total, taa_data->timer_irq_start_delay)); /* * Timerlat IRQ. */ - printf(" IRQ latency: \t\t\t\t %9.2f us\n", - ns_to_usf(taa_data->tlat_irq_latency)); + printf(" IRQ latency: %.*s %9.2f us\n", 40, spaces, + ns_to_usf(taa_data->tlat_irq_latency)); if (irq) { /* @@ -595,15 +611,16 @@ static void timerlat_thread_analysis(struct timerlat_aa_data *taa_data, int cpu, * so it will be displayed, it is the key. */ printf(" Blocking thread:\n"); - printf(" %24s:%-9llu\n", - taa_data->run_thread_comm, taa_data->run_thread_pid); + printf(" %.*s %24s:%-9llu\n", 6, spaces, taa_data->run_thread_comm, + taa_data->run_thread_pid); } else { /* * The duration of the IRQ handler that handled the timerlat IRQ. */ - printf(" Timerlat IRQ duration: \t\t %9.2f us (%.2f %%)\n", - ns_to_usf(taa_data->timer_irq_duration), - ns_to_per(total, taa_data->timer_irq_duration)); + printf(" Timerlat IRQ duration: %.*s %9.2f us (%.2f %%)\n", + 30, spaces, + ns_to_usf(taa_data->timer_irq_duration), + ns_to_per(total, taa_data->timer_irq_duration)); /* * The amount of time that the current thread postponed the scheduler. @@ -611,13 +628,13 @@ static void timerlat_thread_analysis(struct timerlat_aa_data *taa_data, int cpu, * Recalling that it is net from NMI/IRQ/Softirq interference, so there * is no need to compute values here. */ - printf(" Blocking thread: \t\t\t %9.2f us (%.2f %%)\n", - ns_to_usf(taa_data->thread_blocking_duration), - ns_to_per(total, taa_data->thread_blocking_duration)); + printf(" Blocking thread: %.*s %9.2f us (%.2f %%)\n", 36, spaces, + ns_to_usf(taa_data->thread_blocking_duration), + ns_to_per(total, taa_data->thread_blocking_duration)); - printf(" %24s:%-9llu %9.2f us\n", - taa_data->run_thread_comm, taa_data->run_thread_pid, - ns_to_usf(taa_data->thread_blocking_duration)); + printf(" %.*s %24s:%-9llu %.*s %9.2f us\n", 6, spaces, + taa_data->run_thread_comm, taa_data->run_thread_pid, + 12, spaces, ns_to_usf(taa_data->thread_blocking_duration)); } /* @@ -629,9 +646,9 @@ static void timerlat_thread_analysis(struct timerlat_aa_data *taa_data, int cpu, * NMIs can happen during the IRQ, so they are always possible. */ if (taa_data->thread_nmi_sum) - printf(" NMI interference \t\t\t %9.2f us (%.2f %%)\n", - ns_to_usf(taa_data->thread_nmi_sum), - ns_to_per(total, taa_data->thread_nmi_sum)); + printf(" NMI interference %.*s %9.2f us (%.2f %%)\n", 36, spaces, + ns_to_usf(taa_data->thread_nmi_sum), + ns_to_per(total, taa_data->thread_nmi_sum)); /* * If it is an IRQ latency, the other factors can be skipped. @@ -643,9 +660,9 @@ static void timerlat_thread_analysis(struct timerlat_aa_data *taa_data, int cpu, * Prints the interference caused by IRQs to the thread latency. */ if (taa_data->thread_irq_sum) { - printf(" IRQ interference \t\t\t %9.2f us (%.2f %%)\n", - ns_to_usf(taa_data->thread_irq_sum), - ns_to_per(total, taa_data->thread_irq_sum)); + printf(" IRQ interference %.*s %9.2f us (%.2f %%)\n", 36, spaces, + ns_to_usf(taa_data->thread_irq_sum), + ns_to_per(total, taa_data->thread_irq_sum)); trace_seq_do_printf(taa_data->irqs_seq); } @@ -654,9 +671,9 @@ static void timerlat_thread_analysis(struct timerlat_aa_data *taa_data, int cpu, * Prints the interference caused by Softirqs to the thread latency. */ if (taa_data->thread_softirq_sum) { - printf(" Softirq interference \t\t\t %9.2f us (%.2f %%)\n", - ns_to_usf(taa_data->thread_softirq_sum), - ns_to_per(total, taa_data->thread_softirq_sum)); + printf(" Softirq interference %.*s %9.2f us (%.2f %%)\n", 32, spaces, + ns_to_usf(taa_data->thread_softirq_sum), + ns_to_per(total, taa_data->thread_softirq_sum)); trace_seq_do_printf(taa_data->softirqs_seq); } @@ -670,9 +687,9 @@ static void timerlat_thread_analysis(struct timerlat_aa_data *taa_data, int cpu, * timer handling latency. */ if (taa_data->thread_thread_sum) { - printf(" Thread interference \t\t\t %9.2f us (%.2f %%)\n", - ns_to_usf(taa_data->thread_thread_sum), - ns_to_per(total, taa_data->thread_thread_sum)); + printf(" Thread interference %.*s %9.2f us (%.2f %%)\n", 33, spaces, + ns_to_usf(taa_data->thread_thread_sum), + ns_to_per(total, taa_data->thread_thread_sum)); trace_seq_do_printf(taa_data->threads_seq); } @@ -682,8 +699,8 @@ static void timerlat_thread_analysis(struct timerlat_aa_data *taa_data, int cpu, */ print_total: printf("------------------------------------------------------------------------\n"); - printf(" %s latency: \t\t\t %9.2f us (100%%)\n", irq ? "IRQ" : "Thread", - ns_to_usf(total)); + printf(" %s latency: %.*s %9.2f us (100%%)\n", irq ? " IRQ" : "Thread", + 37, spaces, ns_to_usf(total)); } static int timerlat_auto_analysis_collect_trace(struct timerlat_aa_context *taa_ctx) diff --git a/tools/tracing/rtla/src/timerlat_hist.c b/tools/tracing/rtla/src/timerlat_hist.c index 8bd51aab65..5b869caed1 100644 --- a/tools/tracing/rtla/src/timerlat_hist.c +++ b/tools/tracing/rtla/src/timerlat_hist.c @@ -324,17 +324,29 @@ timerlat_print_summary(struct timerlat_hist_params *params, if (!data->hist[cpu].irq_count && !data->hist[cpu].thread_count) continue; - if (!params->no_irq) - trace_seq_printf(trace->seq, "%9llu ", - data->hist[cpu].min_irq); + if (!params->no_irq) { + if (data->hist[cpu].irq_count) + trace_seq_printf(trace->seq, "%9llu ", + data->hist[cpu].min_irq); + else + trace_seq_printf(trace->seq, " - "); + } - if (!params->no_thread) - trace_seq_printf(trace->seq, "%9llu ", - data->hist[cpu].min_thread); + if (!params->no_thread) { + if (data->hist[cpu].thread_count) + trace_seq_printf(trace->seq, "%9llu ", + data->hist[cpu].min_thread); + else + trace_seq_printf(trace->seq, " - "); + } - if (params->user_hist) - trace_seq_printf(trace->seq, "%9llu ", - data->hist[cpu].min_user); + if (params->user_hist) { + if (data->hist[cpu].user_count) + trace_seq_printf(trace->seq, "%9llu ", + data->hist[cpu].min_user); + else + trace_seq_printf(trace->seq, " - "); + } } trace_seq_printf(trace->seq, "\n"); @@ -384,17 +396,29 @@ timerlat_print_summary(struct timerlat_hist_params *params, if (!data->hist[cpu].irq_count && !data->hist[cpu].thread_count) continue; - if (!params->no_irq) - trace_seq_printf(trace->seq, "%9llu ", - data->hist[cpu].max_irq); + if (!params->no_irq) { + if (data->hist[cpu].irq_count) + trace_seq_printf(trace->seq, "%9llu ", + data->hist[cpu].max_irq); + else + trace_seq_printf(trace->seq, " - "); + } - if (!params->no_thread) - trace_seq_printf(trace->seq, "%9llu ", - data->hist[cpu].max_thread); + if (!params->no_thread) { + if (data->hist[cpu].thread_count) + trace_seq_printf(trace->seq, "%9llu ", + data->hist[cpu].max_thread); + else + trace_seq_printf(trace->seq, " - "); + } - if (params->user_hist) - trace_seq_printf(trace->seq, "%9llu ", - data->hist[cpu].max_user); + if (params->user_hist) { + if (data->hist[cpu].user_count) + trace_seq_printf(trace->seq, "%9llu ", + data->hist[cpu].max_user); + else + trace_seq_printf(trace->seq, " - "); + } } trace_seq_printf(trace->seq, "\n"); trace_seq_do_printf(trace->seq); diff --git a/tools/tracing/rtla/src/timerlat_top.c b/tools/tracing/rtla/src/timerlat_top.c index 8a3fa64319..2665e0bb5f 100644 --- a/tools/tracing/rtla/src/timerlat_top.c +++ b/tools/tracing/rtla/src/timerlat_top.c @@ -212,6 +212,8 @@ static void timerlat_top_header(struct osnoise_tool *top) trace_seq_printf(s, "\n"); } +static const char *no_value = " -"; + /* * timerlat_top_print - prints the output of a given CPU */ @@ -239,10 +241,7 @@ static void timerlat_top_print(struct osnoise_tool *top, int cpu) trace_seq_printf(s, "%3d #%-9d |", cpu, cpu_data->irq_count); if (!cpu_data->irq_count) { - trace_seq_printf(s, " - "); - trace_seq_printf(s, " - "); - trace_seq_printf(s, " - "); - trace_seq_printf(s, " - |"); + trace_seq_printf(s, "%s %s %s %s |", no_value, no_value, no_value, no_value); } else { trace_seq_printf(s, "%9llu ", cpu_data->cur_irq / params->output_divisor); trace_seq_printf(s, "%9llu ", cpu_data->min_irq / params->output_divisor); @@ -251,10 +250,7 @@ static void timerlat_top_print(struct osnoise_tool *top, int cpu) } if (!cpu_data->thread_count) { - trace_seq_printf(s, " - "); - trace_seq_printf(s, " - "); - trace_seq_printf(s, " - "); - trace_seq_printf(s, " -\n"); + trace_seq_printf(s, "%s %s %s %s", no_value, no_value, no_value, no_value); } else { trace_seq_printf(s, "%9llu ", cpu_data->cur_thread / divisor); trace_seq_printf(s, "%9llu ", cpu_data->min_thread / divisor); @@ -271,10 +267,7 @@ static void timerlat_top_print(struct osnoise_tool *top, int cpu) trace_seq_printf(s, " |"); if (!cpu_data->user_count) { - trace_seq_printf(s, " - "); - trace_seq_printf(s, " - "); - trace_seq_printf(s, " - "); - trace_seq_printf(s, " -\n"); + trace_seq_printf(s, "%s %s %s %s\n", no_value, no_value, no_value, no_value); } else { trace_seq_printf(s, "%9llu ", cpu_data->cur_user / divisor); trace_seq_printf(s, "%9llu ", cpu_data->min_user / divisor); -- cgit v1.2.3