This is a note to let you know that I've just added the patch titled
selftests: kselftest: Fix build failure with NOLIBC
to the 6.8-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
selftests-kselftest-fix-build-failure-with-nolibc.patch
and it can be found in the queue-6.8 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 16767502aa990cca2cb7d1372b31d328c4c85b40 Mon Sep 17 00:00:00 2001
From: Oleg Nesterov <oleg@xxxxxxxxxx>
Date: Fri, 12 Apr 2024 14:35:36 +0200
Subject: selftests: kselftest: Fix build failure with NOLIBC
From: Oleg Nesterov <oleg@xxxxxxxxxx>
commit 16767502aa990cca2cb7d1372b31d328c4c85b40 upstream.
As Mark explains ksft_min_kernel_version() can't be compiled with nolibc,
it doesn't implement uname().
Fixes: 6d029c25b71f ("selftests/timers/posix_timers: Reimplement check_timer_distribution()")
Reported-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Oleg Nesterov <oleg@xxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20240412123536.GA32444@xxxxxxxxxx
Closes: https://lore.kernel.org/all/f0523b3a-ea08-4615-b0fb-5b504a2d39df@xxxxxxxxxxxxx/
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
tools/testing/selftests/kselftest.h | 5 +++++
1 file changed, 5 insertions(+)
--- a/tools/testing/selftests/kselftest.h
+++ b/tools/testing/selftests/kselftest.h
@@ -350,6 +350,10 @@ static inline __noreturn __printf(1, 2)
static inline int ksft_min_kernel_version(unsigned int min_major,
unsigned int min_minor)
{
+#ifdef NOLIBC
+ ksft_print_msg("NOLIBC: Can't check kernel version: Function not implemented\n");
+ return 0;
+#else
unsigned int major, minor;
struct utsname info;
@@ -357,6 +361,7 @@ static inline int ksft_min_kernel_versio
ksft_exit_fail_msg("Can't parse kernel version\n");
return major > min_major || (major == min_major && minor >= min_minor);
+#endif
}
#endif /* __KSELFTEST_H */
Patches currently in stable-queue which might be from oleg@xxxxxxxxxx are
queue-6.8/selftests-kselftest-fix-build-failure-with-nolibc.patch
queue-6.8/selftests-timers-posix_timers-reimplement-check_timer_distribution.patch
queue-6.8/tracing-hide-unused-ftrace_event_id_fops.patch
