selftests/timers/posix_timers: Reimplement check_timer_distribution()

[sfrench/cifs-2.6.git] / tools / testing / selftests / kselftest.h

diff --git a/tools/testing/selftests/kselftest.h b/tools/testing/selftests/kselftest.h
index 541bf192e30e6bcec377908643d41d1d1dbf765a..973b18e156b28a1aeee037dccfaead36498b3b0a 100644 (file)
--- a/tools/testing/selftests/kselftest.h
+++ b/tools/testing/selftests/kselftest.h
@@ -51,6 +51,7 @@
 #include <stdarg.h>
 #include <string.h>
 #include <stdio.h>
+#include <sys/utsname.h>
 #endif
 
 #ifndef ARRAY_SIZE
@@ -388,4 +389,16 @@ static inline __printf(1, 2) int ksft_exit_skip(const char *msg, ...)
        exit(KSFT_SKIP);
 }
 
+static inline int ksft_min_kernel_version(unsigned int min_major,
+                                         unsigned int min_minor)
+{
+       unsigned int major, minor;
+       struct utsname info;
+
+       if (uname(&info) || sscanf(info.release, "%u.%u.", &major, &minor) != 2)
+               ksft_exit_fail_msg("Can't parse kernel version\n");
+
+       return major > min_major || (major == min_major && minor >= min_minor);
+}
+
 #endif /* __KSELFTEST_H */