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-rw-r--r--tools/testing/selftests/bpf/config3
-rw-r--r--tools/testing/selftests/bpf/prog_tests/tc_links.c61
-rw-r--r--tools/testing/selftests/cachestat/test_cachestat.c1
-rw-r--r--tools/testing/selftests/filesystems/overlayfs/dev_in_maps.c1
-rw-r--r--tools/testing/selftests/futex/functional/Makefile2
-rw-r--r--tools/testing/selftests/net/openvswitch/ovs-dpctl.py2
-rw-r--r--tools/testing/selftests/openat2/openat2_test.c1
-rw-r--r--tools/testing/selftests/timens/exec.c6
-rw-r--r--tools/testing/selftests/timens/timer.c2
-rw-r--r--tools/testing/selftests/timens/timerfd.c2
-rw-r--r--tools/testing/selftests/timens/vfork_exec.c4
-rw-r--r--tools/testing/selftests/vDSO/parse_vdso.c16
-rw-r--r--tools/testing/selftests/vDSO/vdso_standalone_test_x86.c18
13 files changed, 103 insertions, 16 deletions
diff --git a/tools/testing/selftests/bpf/config b/tools/testing/selftests/bpf/config
index 01f241ea2c..dec9fd7ebb 100644
--- a/tools/testing/selftests/bpf/config
+++ b/tools/testing/selftests/bpf/config
@@ -53,9 +53,12 @@ CONFIG_MPLS=y
CONFIG_MPLS_IPTUNNEL=y
CONFIG_MPLS_ROUTING=y
CONFIG_MPTCP=y
+CONFIG_NET_ACT_SKBMOD=y
+CONFIG_NET_CLS=y
CONFIG_NET_CLS_ACT=y
CONFIG_NET_CLS_BPF=y
CONFIG_NET_CLS_FLOWER=y
+CONFIG_NET_CLS_MATCHALL=y
CONFIG_NET_FOU=y
CONFIG_NET_FOU_IP_TUNNELS=y
CONFIG_NET_IPGRE=y
diff --git a/tools/testing/selftests/bpf/prog_tests/tc_links.c b/tools/testing/selftests/bpf/prog_tests/tc_links.c
index bc98411446..1af9ec1149 100644
--- a/tools/testing/selftests/bpf/prog_tests/tc_links.c
+++ b/tools/testing/selftests/bpf/prog_tests/tc_links.c
@@ -9,6 +9,8 @@
#define ping_cmd "ping -q -c1 -w1 127.0.0.1 > /dev/null"
#include "test_tc_link.skel.h"
+
+#include "netlink_helpers.h"
#include "tc_helpers.h"
void serial_test_tc_links_basic(void)
@@ -1787,6 +1789,65 @@ void serial_test_tc_links_ingress(void)
test_tc_links_ingress(BPF_TCX_INGRESS, false, false);
}
+struct qdisc_req {
+ struct nlmsghdr n;
+ struct tcmsg t;
+ char buf[1024];
+};
+
+static int qdisc_replace(int ifindex, const char *kind, bool block)
+{
+ struct rtnl_handle rth = { .fd = -1 };
+ struct qdisc_req req;
+ int err;
+
+ err = rtnl_open(&rth, 0);
+ if (!ASSERT_OK(err, "open_rtnetlink"))
+ return err;
+
+ memset(&req, 0, sizeof(req));
+ req.n.nlmsg_len = NLMSG_LENGTH(sizeof(struct tcmsg));
+ req.n.nlmsg_flags = NLM_F_CREATE | NLM_F_REPLACE | NLM_F_REQUEST;
+ req.n.nlmsg_type = RTM_NEWQDISC;
+ req.t.tcm_family = AF_UNSPEC;
+ req.t.tcm_ifindex = ifindex;
+ req.t.tcm_parent = 0xfffffff1;
+
+ addattr_l(&req.n, sizeof(req), TCA_KIND, kind, strlen(kind) + 1);
+ if (block)
+ addattr32(&req.n, sizeof(req), TCA_INGRESS_BLOCK, 1);
+
+ err = rtnl_talk(&rth, &req.n, NULL);
+ ASSERT_OK(err, "talk_rtnetlink");
+ rtnl_close(&rth);
+ return err;
+}
+
+void serial_test_tc_links_dev_chain0(void)
+{
+ int err, ifindex;
+
+ ASSERT_OK(system("ip link add dev foo type veth peer name bar"), "add veth");
+ ifindex = if_nametoindex("foo");
+ ASSERT_NEQ(ifindex, 0, "non_zero_ifindex");
+ err = qdisc_replace(ifindex, "ingress", true);
+ if (!ASSERT_OK(err, "attaching ingress"))
+ goto cleanup;
+ ASSERT_OK(system("tc filter add block 1 matchall action skbmod swap mac"), "add block");
+ err = qdisc_replace(ifindex, "clsact", false);
+ if (!ASSERT_OK(err, "attaching clsact"))
+ goto cleanup;
+ /* Heuristic: kern_sync_rcu() alone does not work; a wait-time of ~5s
+ * triggered the issue without the fix reliably 100% of the time.
+ */
+ sleep(5);
+ ASSERT_OK(system("tc filter add dev foo ingress matchall action skbmod swap mac"), "add filter");
+cleanup:
+ ASSERT_OK(system("ip link del dev foo"), "del veth");
+ ASSERT_EQ(if_nametoindex("foo"), 0, "foo removed");
+ ASSERT_EQ(if_nametoindex("bar"), 0, "bar removed");
+}
+
static void test_tc_links_dev_mixed(int target)
{
LIBBPF_OPTS(bpf_tc_opts, tc_opts, .handle = 1, .priority = 1);
diff --git a/tools/testing/selftests/cachestat/test_cachestat.c b/tools/testing/selftests/cachestat/test_cachestat.c
index b171fd53b0..632ab44737 100644
--- a/tools/testing/selftests/cachestat/test_cachestat.c
+++ b/tools/testing/selftests/cachestat/test_cachestat.c
@@ -1,5 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
+#define __SANE_USERSPACE_TYPES__ // Use ll64
#include <stdio.h>
#include <stdbool.h>
diff --git a/tools/testing/selftests/filesystems/overlayfs/dev_in_maps.c b/tools/testing/selftests/filesystems/overlayfs/dev_in_maps.c
index 759f86e7d2..2862aae58b 100644
--- a/tools/testing/selftests/filesystems/overlayfs/dev_in_maps.c
+++ b/tools/testing/selftests/filesystems/overlayfs/dev_in_maps.c
@@ -1,5 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
+#define __SANE_USERSPACE_TYPES__ // Use ll64
#include <inttypes.h>
#include <unistd.h>
diff --git a/tools/testing/selftests/futex/functional/Makefile b/tools/testing/selftests/futex/functional/Makefile
index a392d0917b..994fa3468f 100644
--- a/tools/testing/selftests/futex/functional/Makefile
+++ b/tools/testing/selftests/futex/functional/Makefile
@@ -1,6 +1,6 @@
# SPDX-License-Identifier: GPL-2.0
INCLUDES := -I../include -I../../ $(KHDR_INCLUDES)
-CFLAGS := $(CFLAGS) -g -O2 -Wall -D_GNU_SOURCE -pthread $(INCLUDES) $(KHDR_INCLUDES)
+CFLAGS := $(CFLAGS) -g -O2 -Wall -D_GNU_SOURCE= -pthread $(INCLUDES) $(KHDR_INCLUDES)
LDLIBS := -lpthread -lrt
LOCAL_HDRS := \
diff --git a/tools/testing/selftests/net/openvswitch/ovs-dpctl.py b/tools/testing/selftests/net/openvswitch/ovs-dpctl.py
index 5e0e539a32..8b12071876 100644
--- a/tools/testing/selftests/net/openvswitch/ovs-dpctl.py
+++ b/tools/testing/selftests/net/openvswitch/ovs-dpctl.py
@@ -531,7 +531,7 @@ class ovsactions(nla):
for flat_act in parse_flat_map:
if parse_starts_block(actstr, flat_act[0], False):
actstr = actstr[len(flat_act[0]):]
- self["attrs"].append([flat_act[1]])
+ self["attrs"].append([flat_act[1], True])
actstr = actstr[strspn(actstr, ", ") :]
parsed = True
diff --git a/tools/testing/selftests/openat2/openat2_test.c b/tools/testing/selftests/openat2/openat2_test.c
index 9024754530..5790ab4465 100644
--- a/tools/testing/selftests/openat2/openat2_test.c
+++ b/tools/testing/selftests/openat2/openat2_test.c
@@ -5,6 +5,7 @@
*/
#define _GNU_SOURCE
+#define __SANE_USERSPACE_TYPES__ // Use ll64
#include <fcntl.h>
#include <sched.h>
#include <sys/stat.h>
diff --git a/tools/testing/selftests/timens/exec.c b/tools/testing/selftests/timens/exec.c
index e40dc5be2f..d12ff955de 100644
--- a/tools/testing/selftests/timens/exec.c
+++ b/tools/testing/selftests/timens/exec.c
@@ -30,7 +30,7 @@ int main(int argc, char *argv[])
for (i = 0; i < 2; i++) {
_gettime(CLOCK_MONOTONIC, &tst, i);
- if (abs(tst.tv_sec - now.tv_sec) > 5)
+ if (labs(tst.tv_sec - now.tv_sec) > 5)
return pr_fail("%ld %ld\n", now.tv_sec, tst.tv_sec);
}
return 0;
@@ -50,7 +50,7 @@ int main(int argc, char *argv[])
for (i = 0; i < 2; i++) {
_gettime(CLOCK_MONOTONIC, &tst, i);
- if (abs(tst.tv_sec - now.tv_sec) > 5)
+ if (labs(tst.tv_sec - now.tv_sec) > 5)
return pr_fail("%ld %ld\n",
now.tv_sec, tst.tv_sec);
}
@@ -70,7 +70,7 @@ int main(int argc, char *argv[])
/* Check that a child process is in the new timens. */
for (i = 0; i < 2; i++) {
_gettime(CLOCK_MONOTONIC, &tst, i);
- if (abs(tst.tv_sec - now.tv_sec - OFFSET) > 5)
+ if (labs(tst.tv_sec - now.tv_sec - OFFSET) > 5)
return pr_fail("%ld %ld\n",
now.tv_sec + OFFSET, tst.tv_sec);
}
diff --git a/tools/testing/selftests/timens/timer.c b/tools/testing/selftests/timens/timer.c
index 5e7f0051bd..5b939f59df 100644
--- a/tools/testing/selftests/timens/timer.c
+++ b/tools/testing/selftests/timens/timer.c
@@ -56,7 +56,7 @@ int run_test(int clockid, struct timespec now)
return pr_perror("timerfd_gettime");
elapsed = new_value.it_value.tv_sec;
- if (abs(elapsed - 3600) > 60) {
+ if (llabs(elapsed - 3600) > 60) {
ksft_test_result_fail("clockid: %d elapsed: %lld\n",
clockid, elapsed);
return 1;
diff --git a/tools/testing/selftests/timens/timerfd.c b/tools/testing/selftests/timens/timerfd.c
index 9edd43d6b2..a4196bbd6e 100644
--- a/tools/testing/selftests/timens/timerfd.c
+++ b/tools/testing/selftests/timens/timerfd.c
@@ -61,7 +61,7 @@ int run_test(int clockid, struct timespec now)
return pr_perror("timerfd_gettime(%d)", clockid);
elapsed = new_value.it_value.tv_sec;
- if (abs(elapsed - 3600) > 60) {
+ if (llabs(elapsed - 3600) > 60) {
ksft_test_result_fail("clockid: %d elapsed: %lld\n",
clockid, elapsed);
return 1;
diff --git a/tools/testing/selftests/timens/vfork_exec.c b/tools/testing/selftests/timens/vfork_exec.c
index beb7614941..5b8907bf45 100644
--- a/tools/testing/selftests/timens/vfork_exec.c
+++ b/tools/testing/selftests/timens/vfork_exec.c
@@ -32,7 +32,7 @@ static void *tcheck(void *_args)
for (i = 0; i < 2; i++) {
_gettime(CLOCK_MONOTONIC, &tst, i);
- if (abs(tst.tv_sec - now->tv_sec) > 5) {
+ if (labs(tst.tv_sec - now->tv_sec) > 5) {
pr_fail("%s: in-thread: unexpected value: %ld (%ld)\n",
args->tst_name, tst.tv_sec, now->tv_sec);
return (void *)1UL;
@@ -64,7 +64,7 @@ static int check(char *tst_name, struct timespec *now)
for (i = 0; i < 2; i++) {
_gettime(CLOCK_MONOTONIC, &tst, i);
- if (abs(tst.tv_sec - now->tv_sec) > 5)
+ if (labs(tst.tv_sec - now->tv_sec) > 5)
return pr_fail("%s: unexpected value: %ld (%ld)\n",
tst_name, tst.tv_sec, now->tv_sec);
}
diff --git a/tools/testing/selftests/vDSO/parse_vdso.c b/tools/testing/selftests/vDSO/parse_vdso.c
index 413f75620a..4ae417372e 100644
--- a/tools/testing/selftests/vDSO/parse_vdso.c
+++ b/tools/testing/selftests/vDSO/parse_vdso.c
@@ -55,14 +55,20 @@ static struct vdso_info
ELF(Verdef) *verdef;
} vdso_info;
-/* Straight from the ELF specification. */
-static unsigned long elf_hash(const unsigned char *name)
+/*
+ * Straight from the ELF specification...and then tweaked slightly, in order to
+ * avoid a few clang warnings.
+ */
+static unsigned long elf_hash(const char *name)
{
unsigned long h = 0, g;
- while (*name)
+ const unsigned char *uch_name = (const unsigned char *)name;
+
+ while (*uch_name)
{
- h = (h << 4) + *name++;
- if (g = h & 0xf0000000)
+ h = (h << 4) + *uch_name++;
+ g = h & 0xf0000000;
+ if (g)
h ^= g >> 24;
h &= ~g;
}
diff --git a/tools/testing/selftests/vDSO/vdso_standalone_test_x86.c b/tools/testing/selftests/vDSO/vdso_standalone_test_x86.c
index 8a44ff973e..27f6fdf119 100644
--- a/tools/testing/selftests/vDSO/vdso_standalone_test_x86.c
+++ b/tools/testing/selftests/vDSO/vdso_standalone_test_x86.c
@@ -18,7 +18,7 @@
#include "parse_vdso.h"
-/* We need a libc functions... */
+/* We need some libc functions... */
int strcmp(const char *a, const char *b)
{
/* This implementation is buggy: it never returns -1. */
@@ -34,6 +34,20 @@ int strcmp(const char *a, const char *b)
return 0;
}
+/*
+ * The clang build needs this, although gcc does not.
+ * Stolen from lib/string.c.
+ */
+void *memcpy(void *dest, const void *src, size_t count)
+{
+ char *tmp = dest;
+ const char *s = src;
+
+ while (count--)
+ *tmp++ = *s++;
+ return dest;
+}
+
/* ...and two syscalls. This is x86-specific. */
static inline long x86_syscall3(long nr, long a0, long a1, long a2)
{
@@ -70,7 +84,7 @@ void to_base10(char *lastdig, time_t n)
}
}
-__attribute__((externally_visible)) void c_main(void **stack)
+void c_main(void **stack)
{
/* Parse the stack */
long argc = (long)*stack;
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-19 20:35:52 +0000