kselftest/arm64: Always encourage preemption for za-test

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@kernel.org>
Link: https://lore.kernel.org/r/20220829154452.824870-2-broonie@kernel.org
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

diff --git a/tools/testing/selftests/arm64/fp/za-test.S b/tools/testing/selftests/arm64/fp/za-test.S
index 9ab6f9c..2dd358f 100644 (file)
--- 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