From: Christian König <christian.koenig@xxxxxxx>
[ Upstream commit 22e2e86560c5fca6f9b9d078f221fcdab9947a5e ]
We need to wait for all fences, not just the exclusive one.
Signed-off-by: Christian König <christian.koenig@xxxxxxx>
Cc: <stable@xxxxxxxxxxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Sasha Levin <sasha.levin@xxxxxxxxxx>
---
drivers/gpu/drm/radeon/radeon_mn.c | 11 ++++-------
1 file changed, 4 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_mn.c b/drivers/gpu/drm/radeon/radeon_mn.c
index a69bd44..572b4db 100644
--- a/drivers/gpu/drm/radeon/radeon_mn.c
+++ b/drivers/gpu/drm/radeon/radeon_mn.c
@@ -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);
- if (r)
- DRM_ERROR("(%d) failed to wait for user bo\n", r);
- }
+ 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);
--
2.1.0
--
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