[GIT PULL] Kselftest fixes for Linux 6.10-rc3

From: Shuah Khan
Date: Tue Jun 04 2024 - 11:38:06 EST

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Hi Linus,

Please pull this urgent kselftest fixes update for Linux 6.10-rc3.

This kselftest fixes update consists of fixes to build warnings
in several tests and fixes to ftrace tests.

diff for pull request is attached.

thanks,
-- Shuah

----------------------------------------------------------------
The following changes since commit 1613e604df0cd359cf2a7fbd9be7a0bcfacfabd0:

Linux 6.10-rc1 (2024-05-26 15:20:12 -0700)

are available in the Git repository at:

git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest tags/linux_kselftest-fixes-6.10-rc3

for you to fetch changes up to 4bf15b1c657d22d1d70173e43264e4606dfe75ff:

selftests/futex: don't pass a const char* to asprintf(3) (2024-05-31 14:37:10 -0600)

----------------------------------------------------------------
linux_kselftest-fixes-6.10-rc3

This kselftest fixes update consists of fixes to build warnings
in several tests and fixes to ftrace tests.

----------------------------------------------------------------
John Hubbard (3):
selftests/futex: pass _GNU_SOURCE without a value to the compiler
selftests/futex: don't redefine .PHONY targets (all, clean)
selftests/futex: don't pass a const char* to asprintf(3)

Mark Brown (1):
kselftest/alsa: Ensure _GNU_SOURCE is defined

Masami Hiramatsu (Google) (3):
selftests/ftrace: Fix to check required event file
selftests/ftrace: Update required config
selftests/tracing: Fix event filter test to retry up to 10 times

Michael Ellerman (3):
selftests: cachestat: Fix build warnings on ppc64
selftests/openat2: Fix build warnings on ppc64
selftests/overlayfs: Fix build error on ppc64

Steven Rostedt (Google) (1):
tracing/selftests: Fix kprobe event name test for .isra. functions

tools/testing/selftests/alsa/Makefile | 2 +-
tools/testing/selftests/cachestat/test_cachestat.c | 1 +
.../selftests/filesystems/overlayfs/dev_in_maps.c | 1 +
tools/testing/selftests/ftrace/config | 26 ++++++++++++++++------
.../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 ++-
tools/testing/selftests/futex/Makefile | 2 --
tools/testing/selftests/futex/functional/Makefile | 2 +-
.../selftests/futex/functional/futex_requeue_pi.c | 2 +-
tools/testing/selftests/openat2/openat2_test.c | 1 +
11 files changed, 47 insertions(+), 15 deletions(-)
----------------------------------------------------------------diff --git a/tools/testing/selftests/alsa/Makefile b/tools/testing/selftests/alsa/Makefile
index 5af9ba8a4645..c1ce39874e2b 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/cachestat/test_cachestat.c b/tools/testing/selftests/cachestat/test_cachestat.c
index b171fd53b004..632ab44737ec 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 759f86e7d263..2862aae58b79 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/ftrace/config b/tools/testing/selftests/ftrace/config
index e59d985eeff0..048a312abf40 100644
--- a/tools/testing/selftests/ftrace/config
+++ b/tools/testing/selftests/ftrace/config
@@ -1,16 +1,28 @@
-CONFIG_KPROBES=y
+CONFIG_BPF_SYSCALL=y
+CONFIG_DEBUG_INFO_BTF=y
+CONFIG_DEBUG_INFO_DWARF4=y
+CONFIG_EPROBE_EVENTS=y
+CONFIG_FPROBE=y
+CONFIG_FPROBE_EVENTS=y
CONFIG_FTRACE=y
+CONFIG_FTRACE_SYSCALLS=y
+CONFIG_FUNCTION_GRAPH_RETVAL=y
CONFIG_FUNCTION_PROFILER=y
-CONFIG_TRACER_SNAPSHOT=y
-CONFIG_STACK_TRACER=y
CONFIG_HIST_TRIGGERS=y
-CONFIG_SCHED_TRACER=y
-CONFIG_PREEMPT_TRACER=y
CONFIG_IRQSOFF_TRACER=y
-CONFIG_PREEMPTIRQ_DELAY_TEST=m
+CONFIG_KALLSYMS_ALL=y
+CONFIG_KPROBES=y
+CONFIG_KPROBE_EVENTS=y
CONFIG_MODULES=y
CONFIG_MODULE_UNLOAD=y
+CONFIG_PREEMPTIRQ_DELAY_TEST=m
+CONFIG_PREEMPT_TRACER=y
+CONFIG_PROBE_EVENTS_BTF_ARGS=y
CONFIG_SAMPLES=y
CONFIG_SAMPLE_FTRACE_DIRECT=m
CONFIG_SAMPLE_TRACE_PRINTK=m
-CONFIG_KALLSYMS_ALL=y
+CONFIG_SCHED_TRACER=y
+CONFIG_STACK_TRACER=y
+CONFIG_TRACER_SNAPSHOT=y
+CONFIG_UPROBES=y
+CONFIG_UPROBE_EVENTS=y
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 d3a79da215c8..5f72abe6fa79 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[:[<group>/][<event>]] <attached-group>.<attached-event> [<args>]":README
+# requires: dynamic_events "e[:[<group>/][<event>]] <attached-group>.<attached-event> [<args>]":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 3f74c09c56b6..118247b8dd84 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 1f6981ef7afa..ba19b81cef39 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/futex/Makefile b/tools/testing/selftests/futex/Makefile
index 11e157d7533b..78ab2cd111f6 100644
--- a/tools/testing/selftests/futex/Makefile
+++ b/tools/testing/selftests/futex/Makefile
@@ -3,8 +3,6 @@ SUBDIRS := functional

TEST_PROGS := run.sh

-.PHONY: all clean
-
include ../lib.mk

all:
diff --git a/tools/testing/selftests/futex/functional/Makefile b/tools/testing/selftests/futex/functional/Makefile
index a392d0917b4e..994fa3468f17 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/futex/functional/futex_requeue_pi.c b/tools/testing/selftests/futex/functional/futex_requeue_pi.c
index 7f3ca5c78df1..215c6cb539b4 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 @@ int unit_test(int broadcast, long lock, int third_party_owner, long timeout_ns)

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/openat2/openat2_test.c b/tools/testing/selftests/openat2/openat2_test.c
index 9024754530b2..5790ab446527 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>

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