Commit 16767502 authored by Oleg Nesterov's avatar Oleg Nesterov Committed by Thomas Gleixner
Browse files

selftests: kselftest: Fix build failure with NOLIBC 



As Mark explains ksft_min_kernel_version() can't be compiled with nolibc,
it doesn't implement uname().

Fixes: 6d029c25 ("selftests/timers/posix_timers: Reimplement check_timer_distribution()")
Reported-by: default avatarMark Brown <broonie@kernel.org>
Signed-off-by: default avatarOleg Nesterov <oleg@redhat.com>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20240412123536.GA32444@redhat.com
Closes: https://lore.kernel.org/all/f0523b3a-ea08-4615-b0fb-5b504a2d39df@sirena.org.uk/
parent ed366de8

tools/testing/selftests/kselftest.h

+5 −0
Original line number Diff line number Diff line
@@ -395,6 +395,10 @@ static inline __noreturn __printf(1, 2) int ksft_exit_skip(const char *msg, ...) 
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;
@@ -402,6 +406,7 @@ static inline int ksft_min_kernel_version(unsigned int min_major, 
		ksft_exit_fail_msg("Can't parse kernel version\n");



	return major > min_major || (major == min_major && minor >= min_minor);

#endif

}



#endif /* __KSELFTEST_H */