Commit 7ddae82e authored Dec 13, 2017 by Jordan Crouse Committed by Rob Clark Dec 13, 2017

drm/msm: gpu: Only sync fences on rings that exist



The fault recovery code tries to sync fences on all possible rings
instead of only the rings that actually exist which will fault the
kernel when the number of rings are less than the maximum amount.

Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>

parent 62e3a3e3

drivers/gpu/drm/msm/msm_gpu.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -308,7 +308,7 @@ static void recover_worker(struct work_struct *work)
		* needs to happen after msm_rd_dump_submit() to ensure that the
		* bo's referenced by the offending submit are still around.
		*/
		for (i = 0; i < ARRAY_SIZE(gpu->rb); i++) {
		for (i = 0; i < gpu->nr_rings; i++) {
		struct msm_ringbuffer *ring = gpu->rb[i];

		uint32_t fence = ring->memptrs->fence;