diff mbox series

drm/i915/selftests: Take a breath during check_partial_mappings()

Message ID 20190102114431.23022-1-chris@chris-wilson.co.uk (mailing list archive)
State New, archived
Headers show
Series drm/i915/selftests: Take a breath during check_partial_mappings() | expand

Commit Message

Chris Wilson Jan. 2, 2019, 11:44 a.m. UTC 
With kasan on a slow machine, it can take an age to check all the
partial mappings in a single iteration, so break it up with a
cond_resched) to avoid RCU stall reports.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
---
 drivers/gpu/drm/i915/selftests/i915_gem_object.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_object.c b/drivers/gpu/drm/i915/selftests/i915_gem_object.c
index c3999dd2021e..be7ecb66ad11 100644
--- a/drivers/gpu/drm/i915/selftests/i915_gem_object.c
+++ b/drivers/gpu/drm/i915/selftests/i915_gem_object.c
@@ -238,6 +238,7 @@  static int check_partial_mapping(struct drm_i915_gem_object *obj,
 		u32 *cpu;
 
 		GEM_BUG_ON(view.partial.size > nreal);
+		cond_resched();
 
 		err = i915_gem_object_set_to_gtt_domain(obj, true);
 		if (err) {