Message ID | 8ca3b0eeda989707815d1cf337cc33f090408965.1595821792.git.sandipan@linux.ibm.com (mailing list archive) |
---|---|
State | Accepted |
Commit | 743f3544fffb9662aaf550c8358a8c1b6fcae707 |
Headers | show |
Series | Improvements to pkey tests | expand |
diff --git a/tools/testing/selftests/powerpc/include/utils.h b/tools/testing/selftests/powerpc/include/utils.h index 69d16875802da..71d2924f5b8b3 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 <unistd.h> +#include <sys/syscall.h> + +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;
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 <christophe.leroy@csgroup.eu> Suggested-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Sandipan Das <sandipan@linux.ibm.com> --- tools/testing/selftests/powerpc/include/utils.h | 10 ++++++++++ 1 file changed, 10 insertions(+)