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Commit 22e2e865 authored by Christian König's avatar Christian König Committed by Alex Deucher
Browse files

drm/radeon: fix wait in radeon_mn_invalidate_range_start 



We need to wait for all fences, not just the exclusive one.

Signed-off-by: default avatarChristian König <christian.koenig@amd.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 863653fe

drivers/gpu/drm/radeon/radeon_mn.c

+4 −7
Original line number Diff line number Diff line
@@ -122,7 +122,6 @@ static void radeon_mn_invalidate_range_start(struct mmu_notifier *mn, 
	it = interval_tree_iter_first(&rmn->objects, start, end);

	while (it) {

		struct radeon_bo *bo;

		struct fence *fence;

		int r;



		bo = container_of(it, struct radeon_bo, mn_it);
@@ -134,12 +133,10 @@ static void radeon_mn_invalidate_range_start(struct mmu_notifier *mn, 
			continue;

		}



		fence = reservation_object_get_excl(bo->tbo.resv);

		if (fence) {

			r = radeon_fence_wait((struct radeon_fence *)fence, false);

		r = reservation_object_wait_timeout_rcu(bo->tbo.resv, true,

			false, MAX_SCHEDULE_TIMEOUT);

		if (r)

			DRM_ERROR("(%d) failed to wait for user bo\n", r);

		}



		radeon_ttm_placement_from_domain(bo, RADEON_GEM_DOMAIN_CPU);

		r = ttm_bo_validate(&bo->tbo, &bo->placement, false, false);