Merging upstream version 4.19.269.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

13 files changed, 104 insertions, 18 deletions

diff --git a/tools/arch/x86/include/asm/cpufeatures.h b/tools/arch/x86/include/asm/cpufeatures.h
index beab4d4e4..5882ff3e7 100644
--- a/tools/arch/x86/include/asm/cpufeatures.h
+++ b/tools/arch/x86/include/asm/cpufeatures.h
@@ -271,6 +271,7 @@
 
 /* Intel-defined CPU QoS Sub-leaf, CPUID level 0x0000000F:0 (EDX), word 11 */
 #define X86_FEATURE_CQM_LLC		(11*32+ 1) /* LLC QoS if 1 */
+#define X86_FEATURE_RSB_VMEXIT_LITE	(11*32+17) /* "" Fill RSB on VM-Exit when EIBRS is enabled */
 
 /* Intel-defined CPU QoS Sub-leaf, CPUID level 0x0000000F:1 (EDX), word 12 */
 #define X86_FEATURE_CQM_OCCUP_LLC	(12*32+ 0) /* LLC occupancy monitoring */
diff --git a/tools/bpf/bpftool/btf_dumper.c b/tools/bpf/bpftool/btf_dumper.c
index 1e7c61922..2da43d930 100644
--- a/tools/bpf/bpftool/btf_dumper.c
+++ b/tools/bpf/bpftool/btf_dumper.c
@@ -164,7 +164,7 @@ static int btf_dumper_int(const struct btf_type *t, __u8 bit_offset,
 					     *(char *)data);
 		break;
 	case BTF_INT_BOOL:
-		jsonw_bool(jw, *(int *)data);
+		jsonw_bool(jw, *(bool *)data);
 		break;
 	default:
 		/* shouldn't happen */
diff --git a/tools/iio/iio_utils.c b/tools/iio/iio_utils.c
index 55272fef3..d60a25257 100644
--- a/tools/iio/iio_utils.c
+++ b/tools/iio/iio_utils.c
@@ -546,6 +546,10 @@ static int calc_digits(int num)
 {
 	int count = 0;
 
+	/* It takes a digit to represent zero */
+	if (!num)
+		return 1;
+
 	while (num != 0) {
 		num /= 10;
 		count++;
diff --git a/tools/perf/util/auxtrace.c b/tools/perf/util/auxtrace.c
index f7c4dcb9d..05cbdb6e6 100644
--- a/tools/perf/util/auxtrace.c
+++ b/tools/perf/util/auxtrace.c
@@ -1678,11 +1678,19 @@ struct sym_args {
 	bool		near;
 };
 
+static bool kern_sym_name_match(const char *kname, const char *name)
+{
+	size_t n = strlen(name);
+
+	return !strcmp(kname, name) ||
+	       (!strncmp(kname, name, n) && kname[n] == '\t');
+}
+
 static bool kern_sym_match(struct sym_args *args, const char *name, char type)
 {
 	/* A function with the same name, and global or the n'th found or any */
 	return kallsyms__is_function(type) &&
-	       !strcmp(name, args->name) &&
+	       kern_sym_name_match(name, args->name) &&
 	       ((args->global && isupper(type)) ||
 		(args->selected && ++(args->cnt) == args->idx) ||
 		(!args->global && !args->selected));
diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c
index 256b4755c..e90f1044a 100644
--- a/tools/perf/util/intel-pt.c
+++ b/tools/perf/util/intel-pt.c
@@ -2373,6 +2373,7 @@ static const char * const intel_pt_info_fmts[] = {
 	[INTEL_PT_SNAPSHOT_MODE]	= "  Snapshot mode       %"PRId64"\n",
 	[INTEL_PT_PER_CPU_MMAPS]	= "  Per-cpu maps        %"PRId64"\n",
 	[INTEL_PT_MTC_BIT]		= "  MTC bit             %#"PRIx64"\n",
+	[INTEL_PT_MTC_FREQ_BITS]	= "  MTC freq bits       %#"PRIx64"\n",
 	[INTEL_PT_TSC_CTC_N]		= "  TSC:CTC numerator   %"PRIu64"\n",
 	[INTEL_PT_TSC_CTC_D]		= "  TSC:CTC denominator %"PRIu64"\n",
 	[INTEL_PT_CYC_BIT]		= "  CYC bit             %#"PRIx64"\n",
@@ -2387,8 +2388,12 @@ static void intel_pt_print_info(u64 *arr, int start, int finish)
 	if (!dump_trace)
 		return;
 
-	for (i = start; i <= finish; i++)
-		fprintf(stdout, intel_pt_info_fmts[i], arr[i]);
+	for (i = start; i <= finish; i++) {
+		const char *fmt = intel_pt_info_fmts[i];
+
+		if (fmt)
+			fprintf(stdout, fmt, arr[i]);
+	}
 }
 
 static void intel_pt_print_info_str(const char *name, const char *str)
diff --git a/tools/testing/selftests/futex/functional/Makefile b/tools/testing/selftests/futex/functional/Makefile
index 30996306c..479531f58 100644
--- a/tools/testing/selftests/futex/functional/Makefile
+++ b/tools/testing/selftests/futex/functional/Makefile
@@ -3,11 +3,11 @@ INCLUDES := -I../include -I../../
 CFLAGS := $(CFLAGS) -g -O2 -Wall -D_GNU_SOURCE -pthread $(INCLUDES)
 LDFLAGS := $(LDFLAGS) -pthread -lrt
 
-HEADERS := \
+LOCAL_HDRS := \
 	../include/futextest.h \
 	../include/atomic.h \
 	../include/logging.h
-TEST_GEN_FILES := \
+TEST_GEN_PROGS := \
 	futex_wait_timeout \
 	futex_wait_wouldblock \
 	futex_requeue_pi \
@@ -21,5 +21,3 @@ TEST_PROGS := run.sh
 top_srcdir = ../../../../..
 KSFT_KHDR_INSTALL := 1
 include ../../lib.mk
-
-$(TEST_GEN_FILES): $(HEADERS)
diff --git a/tools/testing/selftests/intel_pstate/Makefile b/tools/testing/selftests/intel_pstate/Makefile
index 7340fd6a9..9fc1a40b0 100644
--- a/tools/testing/selftests/intel_pstate/Makefile
+++ b/tools/testing/selftests/intel_pstate/Makefile
@@ -2,10 +2,10 @@
 CFLAGS := $(CFLAGS) -Wall -D_GNU_SOURCE
 LDLIBS := $(LDLIBS) -lm
 
-uname_M := $(shell uname -m 2>/dev/null || echo not)
-ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/x86/ -e s/x86_64/x86/)
+ARCH ?= $(shell uname -m 2>/dev/null || echo not)
+ARCH_PROCESSED := $(shell echo $(ARCH) | sed -e s/i.86/x86/ -e s/x86_64/x86/)
 
-ifeq (x86,$(ARCH))
+ifeq (x86,$(ARCH_PROCESSED))
 TEST_GEN_FILES := msr aperf
 endif
 
diff --git a/tools/testing/selftests/kvm/include/x86.h b/tools/testing/selftests/kvm/include/x86.h
index a7667a613..68b69f13a 100644
--- a/tools/testing/selftests/kvm/include/x86.h
+++ b/tools/testing/selftests/kvm/include/x86.h
@@ -614,6 +614,11 @@ void vcpu_load_state(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_x86_state *s
 #define MSR_AMD64_OSVW_STATUS		0xc0010141
 #define MSR_AMD64_LS_CFG		0xc0011020
 #define MSR_AMD64_DC_CFG		0xc0011022
+
+#define MSR_AMD64_DE_CFG		0xc0011029
+#define MSR_AMD64_DE_CFG_LFENCE_SERIALIZE_BIT	1
+#define MSR_AMD64_DE_CFG_LFENCE_SERIALIZE	BIT_ULL(MSR_AMD64_DE_CFG_LFENCE_SERIALIZE_BIT)
+
 #define MSR_AMD64_BU_CFG2		0xc001102a
 #define MSR_AMD64_IBSFETCHCTL		0xc0011030
 #define MSR_AMD64_IBSFETCHLINAD		0xc0011031
@@ -664,9 +669,6 @@ void vcpu_load_state(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_x86_state *s
 #define FAM10H_MMIO_CONF_BASE_MASK	0xfffffffULL
 #define FAM10H_MMIO_CONF_BASE_SHIFT	20
 #define MSR_FAM10H_NODE_ID		0xc001100c
-#define MSR_F10H_DECFG			0xc0011029
-#define MSR_F10H_DECFG_LFENCE_SERIALIZE_BIT	1
-#define MSR_F10H_DECFG_LFENCE_SERIALIZE		BIT_ULL(MSR_F10H_DECFG_LFENCE_SERIALIZE_BIT)
 
 /* K8 MSRs */
 #define MSR_K8_TOP_MEM1			0xc001001a
diff --git a/tools/testing/selftests/net/reuseport_bpf.c b/tools/testing/selftests/net/reuseport_bpf.c
index b5277106d..b0cc082fb 100644
--- a/tools/testing/selftests/net/reuseport_bpf.c
+++ b/tools/testing/selftests/net/reuseport_bpf.c
@@ -330,7 +330,7 @@ static void test_extra_filter(const struct test_params p)
 	if (bind(fd1, addr, sockaddr_size()))
 		error(1, errno, "failed to bind recv socket 1");
 
-	if (!bind(fd2, addr, sockaddr_size()) && errno != EADDRINUSE)
+	if (!bind(fd2, addr, sockaddr_size()) || errno != EADDRINUSE)
 		error(1, errno, "bind socket 2 should fail with EADDRINUSE");
 
 	free(addr);
diff --git a/tools/testing/selftests/net/rtnetlink.sh b/tools/testing/selftests/net/rtnetlink.sh
index ff665de78..10733aae2 100755
--- a/tools/testing/selftests/net/rtnetlink.sh
+++ b/tools/testing/selftests/net/rtnetlink.sh
@@ -681,7 +681,7 @@ kci_test_ipsec_offload()
 	    tmpl proto esp src $srcip dst $dstip spi 9 \
 	    mode transport reqid 42
 	check_err $?
-	ip x p add dir out src $dstip/24 dst $srcip/24 \
+	ip x p add dir in src $dstip/24 dst $srcip/24 \
 	    tmpl proto esp src $dstip dst $srcip spi 9 \
 	    mode transport reqid 42
 	check_err $?
diff --git a/tools/testing/selftests/rcutorture/bin/kvm.sh b/tools/testing/selftests/rcutorture/bin/kvm.sh
index 5a7a62d76..19864f1cb 100755
--- a/tools/testing/selftests/rcutorture/bin/kvm.sh
+++ b/tools/testing/selftests/rcutorture/bin/kvm.sh
@@ -194,6 +194,14 @@ do
 	shift
 done
 
+if test -z "$TORTURE_INITRD" || tools/testing/selftests/rcutorture/bin/mkinitrd.sh
+then
+	:
+else
+	echo No initrd and unable to create one, aborting test >&2
+	exit 1
+fi
+
 CONFIGFRAG=${KVM}/configs/${TORTURE_SUITE}; export CONFIGFRAG
 
 if test -z "$configs"
diff --git a/tools/testing/selftests/rcutorture/bin/mkinitrd.sh b/tools/testing/selftests/rcutorture/bin/mkinitrd.sh
new file mode 100755
index 000000000..ae773760f
--- /dev/null
+++ b/tools/testing/selftests/rcutorture/bin/mkinitrd.sh
@@ -0,0 +1,60 @@
+#!/bin/bash
+#
+# Create an initrd directory if one does not already exist.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, you can access it online at
+# http://www.gnu.org/licenses/gpl-2.0.html.
+#
+# Copyright (C) IBM Corporation, 2013
+#
+# Author: Connor Shu <Connor.Shu@ibm.com>
+
+D=tools/testing/selftests/rcutorture
+
+# Prerequisite checks
+[ -z "$D" ] && echo >&2 "No argument supplied" && exit 1
+if [ ! -d "$D" ]; then
+    echo >&2 "$D does not exist: Malformed kernel source tree?"
+    exit 1
+fi
+if [ -d "$D/initrd" ]; then
+    echo "$D/initrd already exists, no need to create it"
+    exit 0
+fi
+
+T=${TMPDIR-/tmp}/mkinitrd.sh.$$
+trap 'rm -rf $T' 0 2
+mkdir $T
+
+cat > $T/init << '__EOF___'
+#!/bin/sh
+while :
+do
+	sleep 1000000
+done
+__EOF___
+
+# Try using dracut to create initrd
+command -v dracut >/dev/null 2>&1 || { echo >&2 "Dracut not installed"; exit 1; }
+echo Creating $D/initrd using dracut.
+
+# Filesystem creation
+dracut --force --no-hostonly --no-hostonly-cmdline --module "base" $T/initramfs.img
+cd $D
+mkdir initrd
+cd initrd
+zcat $T/initramfs.img | cpio -id
+cp $T/init init
+echo Done creating $D/initrd using dracut
+exit 0
diff --git a/tools/vm/slabinfo-gnuplot.sh b/tools/vm/slabinfo-gnuplot.sh
index 0cf28aa6f..b809beee6 100644
--- a/tools/vm/slabinfo-gnuplot.sh
+++ b/tools/vm/slabinfo-gnuplot.sh
@@ -157,7 +157,7 @@ do_preprocess()
 	let lines=3
 	out=`basename "$in"`"-slabs-by-loss"
 	`cat "$in" | grep -A "$lines" 'Slabs sorted by loss' |\
-		egrep -iv '\-\-|Name|Slabs'\
+		grep -E -iv '\-\-|Name|Slabs'\
 		| awk '{print $1" "$4+$2*$3" "$4}' > "$out"`
 	if [ $? -eq 0 ]; then
 		do_slabs_plotting "$out"
@@ -166,7 +166,7 @@ do_preprocess()
 	let lines=3
 	out=`basename "$in"`"-slabs-by-size"
 	`cat "$in" | grep -A "$lines" 'Slabs sorted by size' |\
-		egrep -iv '\-\-|Name|Slabs'\
+		grep -E -iv '\-\-|Name|Slabs'\
 		| awk '{print $1" "$4" "$4-$2*$3}' > "$out"`
 	if [ $? -eq 0 ]; then
 		do_slabs_plotting "$out"