[PATCH v1 1/4] kselftest/arm64: Always encourage preemption for za-test
Mark Brown
broonie at kernel.org
Mon Aug 15 06:01:59 PDT 2022
Since we now have an explicit test for the syscall ABI there is no need for
za-test to cover getpid() so just unconditionally do sched_yield() like we
do in fpsimd-test.
Signed-off-by: Mark Brown <broonie at kernel.org>
---
tools/testing/selftests/arm64/fp/za-test.S | 7 +------
1 file changed, 1 insertion(+), 6 deletions(-)
diff --git a/tools/testing/selftests/arm64/fp/za-test.S b/tools/testing/selftests/arm64/fp/za-test.S
index 9ab6f9cd9623..2dd358f9edf2 100644
--- a/tools/testing/selftests/arm64/fp/za-test.S
+++ b/tools/testing/selftests/arm64/fp/za-test.S
@@ -287,12 +287,7 @@ _start:
subs x21, x21, #1
b.ne 0b
- and x8, x22, #127 // Every 128 interations...
- cbz x8, 0f
- mov x8, #__NR_getpid // (otherwise minimal syscall)
- b 1f
-0:
- mov x8, #__NR_sched_yield // ...encourage preemption
+ mov x8, #__NR_sched_yield // encourage preemption
1:
svc #0
--
2.30.2
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