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drm/nouveau: Fix sleep while atomic in nouveau_bo_fence().

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Reported-by: Pekka Paalanen <pq@iki.fi>
Signed-off-by: Francisco Jerez <currojerez@riseup.net>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Francisco Jerez 2010-10-28 23:10:29 +02:00 committed by Ben Skeggs
parent 87a326a385
commit 23c45e8ed2
1 changed files with 7 additions and 3 deletions
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10
drivers/gpu/drm/nouveau/nouveau_bo.c
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@ -942,13 +942,17 @@ nouveau_ttm_fault_reserve_notify(struct ttm_buffer_object *bo)
void
nouveau_bo_fence(struct nouveau_bo *nvbo, struct nouveau_fence *fence)
{
spin_lock(&nvbo->bo.bdev->fence_lock);
__nouveau_fence_unref(&nvbo->bo.sync_obj);
struct nouveau_fence *old_fence;
if (likely(fence))
nvbo->bo.sync_obj = nouveau_fence_ref(fence);
nouveau_fence_ref(fence);
spin_lock(&nvbo->bo.bdev->fence_lock);
old_fence = nvbo->bo.sync_obj;
nvbo->bo.sync_obj = fence;
spin_unlock(&nvbo->bo.bdev->fence_lock);
nouveau_fence_unref(&old_fence);
}
struct ttm_bo_driver nouveau_bo_driver = {