Commit 889fa93d authored by Francisco Jerez's avatar Francisco Jerez Committed by Ben Skeggs

drm/nouveau: Take fence spinlock in nouveau_fence_channel_fini().

Without it there's a potential race with nouveau_fence_update().
Signed-off-by: default avatarFrancisco Jerez <currojerez@riseup.net>
Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 2b478add
......@@ -490,6 +490,8 @@ nouveau_fence_channel_fini(struct nouveau_channel *chan)
{
struct nouveau_fence *tmp, *fence;
spin_lock(&chan->fence.lock);
list_for_each_entry_safe(fence, tmp, &chan->fence.pending, entry) {
fence->signalled = true;
list_del(&fence->entry);
......@@ -499,6 +501,8 @@ nouveau_fence_channel_fini(struct nouveau_channel *chan)
kref_put(&fence->refcount, nouveau_fence_del);
}
spin_unlock(&chan->fence.lock);
}
int
......
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