From 743f3544fffb9662aaf550c8358a8c1b6fcae707 Mon Sep 17 00:00:00 2001 From: Sandipan Das Date: Mon, 27 Jul 2020 09:30:39 +0530 Subject: [PATCH] selftests/powerpc: Add wrapper for gettid The gettid() syscall wrapper was first introduced in glibc 2.30. This adds a wrapper for use in distros running older versions. Suggested-by: Christophe Leroy Suggested-by: Michael Ellerman Signed-off-by: Sandipan Das Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/8ca3b0eeda989707815d1cf337cc33f090408965.1595821792.git.sandipan@linux.ibm.com --- tools/testing/selftests/powerpc/include/utils.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/tools/testing/selftests/powerpc/include/utils.h b/tools/testing/selftests/powerpc/include/utils.h index 69d16875802d..71d2924f5b8b 100644 --- a/tools/testing/selftests/powerpc/include/utils.h +++ b/tools/testing/selftests/powerpc/include/utils.h @@ -42,6 +42,16 @@ int perf_event_enable(int fd); int perf_event_disable(int fd); int perf_event_reset(int fd); +#if !defined(__GLIBC_PREREQ) || !__GLIBC_PREREQ(2, 30) +#include +#include + +static inline pid_t gettid(void) +{ + return syscall(SYS_gettid); +} +#endif + static inline bool have_hwcap(unsigned long ftr) { return ((unsigned long)get_auxv_entry(AT_HWCAP) & ftr) == ftr; -- 2.11.0