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authorOleg Nesterov <[email protected]>2024-04-12 14:35:36 +0200
committerThomas Gleixner <[email protected]>2024-04-12 16:55:00 +0200
commit16767502aa990cca2cb7d1372b31d328c4c85b40 (patch)
treedafe2c2c898c129dc440bd48822b43d018811158
parented366de8ec89d4f960d66c85fc37d9de22f7bf6d (diff)
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: 6d029c25b71f ("selftests/timers/posix_timers: Reimplement check_timer_distribution()") Reported-by: Mark Brown <[email protected]> Signed-off-by: Oleg Nesterov <[email protected]> Signed-off-by: Thomas Gleixner <[email protected]> Link: https://lore.kernel.org/r/[email protected] Closes: https://lore.kernel.org/all/[email protected]/
-rw-r--r--tools/testing/selftests/kselftest.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/tools/testing/selftests/kselftest.h b/tools/testing/selftests/kselftest.h
index 0591974b57e0..7b89362da4bf 100644
--- a/tools/testing/selftests/kselftest.h
+++ b/tools/testing/selftests/kselftest.h
@@ -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 */