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authorThomas Zimmermann <tzimmermann@suse.de>2023-06-15 10:34:19 +0200
committerThomas Zimmermann <tzimmermann@suse.de>2023-06-15 10:34:19 +0200
commitdb6da59cf27b5661ced03754ae0550f8914eda9e (patch)
treeccb1851c8a71e776dbccf1ccae132dc9b5f093c6 /tools/testing/selftests/powerpc/utils.c
parentcf03e2956af307dc25e8c41fd4cffe44482a6ec1 (diff)
parent901bdf5ea1a836400ee69aa32b04e9c209271ec7 (diff)
Merge drm/drm-next into drm-misc-next-fixes
Backmerging to sync drm-misc-next-fixes with drm-misc-next. Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Diffstat (limited to 'tools/testing/selftests/powerpc/utils.c')
-rw-r--r--tools/testing/selftests/powerpc/utils.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/tools/testing/selftests/powerpc/utils.c b/tools/testing/selftests/powerpc/utils.c
index 7c8cfedb012a..252fb4a95e90 100644
--- a/tools/testing/selftests/powerpc/utils.c
+++ b/tools/testing/selftests/powerpc/utils.c
@@ -452,6 +452,29 @@ done:
return cpu;
}
+int bind_to_cpu(int cpu)
+{
+ cpu_set_t mask;
+ int err;
+
+ if (cpu == BIND_CPU_ANY) {
+ cpu = pick_online_cpu();
+ if (cpu < 0)
+ return cpu;
+ }
+
+ printf("Binding to cpu %d\n", cpu);
+
+ CPU_ZERO(&mask);
+ CPU_SET(cpu, &mask);
+
+ err = sched_setaffinity(0, sizeof(mask), &mask);
+ if (err)
+ return err;
+
+ return cpu;
+}
+
bool is_ppc64le(void)
{
struct utsname uts;