[PATCH 2/3] selftests/resctrl: Return KSFT_SKIP(4) if resctrl filessystem is not supported or resctrl is not run as root

From: Shaopeng Tan
Date: Wed Nov 10 2021 - 04:34:04 EST


From: "Tan, Shaopeng" <tan.shaopeng@xxxxxxxxxxxxxx>

To unify the return code of resctrl_tests with the return code of
selftest set, return KSFT_SKIP (4) if resctrl filessystem is not
supported or resctrl is not run as root.

Signed-off-by: Shaopeng Tan <tan.shaopeng@xxxxxxxxxxxxxx>
---
tools/testing/selftests/resctrl/resctrl_tests.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/testing/selftests/resctrl/resctrl_tests.c b/tools/testing/selftests/resctrl/resctrl_tests.c
index 973f09a..3be0895 100644
--- a/tools/testing/selftests/resctrl/resctrl_tests.c
+++ b/tools/testing/selftests/resctrl/resctrl_tests.c
@@ -205,7 +205,7 @@ int main(int argc, char **argv)
* 2. We execute perf commands
*/
if (geteuid() != 0)
- return ksft_exit_fail_msg("Not running as root, abort testing.\n");
+ return ksft_exit_skip("Not running as root, abort testing.\n");

/* Detect AMD vendor */
detect_amd();
@@ -235,7 +235,7 @@ int main(int argc, char **argv)
sprintf(bm_type, "fill_buf");

if (!check_resctrlfs_support())
- return ksft_exit_fail_msg("resctrl FS does not exist\n");
+ return ksft_exit_skip("resctrl FS does not exist\n");

filter_dmesg();

--
1.8.3.1