kselftest/arm64: signal: Skip SVE signal test if not enough VLs suppo…

…rted On platform where SVE is supported but there are less than 2 VLs available the signal SVE change test should be skipped instead of failing. Reported-by: Andre Przywara <[email protected]> Tested-by: Andre Przywara <[email protected]> Cc: Mark Brown <[email protected]> Signed-off-by: Cristian Marussi <[email protected]> Reviewed-by: Mark Brown <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Catalin Marinas <[email protected]>
josf · Jun 2, 2022 · 78c09c0 · 78c09c0
1 parent 73e2d82
commit 78c09c0
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/tools/testing/selftests/arm64/signal/testcases/fake_sigreturn_sve_change_vl.c b/tools/testing/selftests/arm64/signal/testcases/fake_sigreturn_sve_change_vl.c
@@ -6,6 +6,7 @@
  * supported and is expected to segfault.
  */
 
+#include <kselftest.h>
 #include <signal.h>
 #include <ucontext.h>
 #include <sys/prctl.h>
@@ -40,6 +41,7 @@ static bool sve_get_vls(struct tdescr *td)
 	/* We need at least two VLs */
 	if (nvls < 2) {
 		fprintf(stderr, "Only %d VL supported\n", nvls);
+		td->result = KSFT_SKIP;
 		return false;
 	}