[PATCH v4 4/6] dma-buf: dma_fence_wait must enable signaling

[Arvind Yadav]

dma_fence_wait() should always enable signaling even
when the fence is already signaled.

Signed-off-by: Arvind Yadav <arvind.ya...@amd.com>
---

Changes in v1..v3: This new patch was not part of previous series.

---

 drivers/dma-buf/dma-fence.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/dma-buf/dma-fence.c b/drivers/dma-buf/dma-fence.c
index 645c158b7e01..a5fbf1c1e0ea 100644
--- a/drivers/dma-buf/dma-fence.c
+++ b/drivers/dma-buf/dma-fence.c
@@ -508,6 +508,8 @@ dma_fence_wait_timeout(struct dma_fence *fence, bool intr, 
signed long timeout)
 
        __dma_fence_might_wait();
 
+       dma_fence_enable_sw_signaling(fence);
+
        trace_dma_fence_wait_start(fence);
        if (fence->ops->wait)
                ret = fence->ops->wait(fence, intr, timeout);
@@ -771,9 +773,6 @@ dma_fence_default_wait(struct dma_fence *fence, bool intr, 
signed long timeout)
                goto out;
        }
 
-       if (!__dma_fence_enable_signaling(fence))
-               goto out;
-
        if (!timeout) {
                ret = 0;
                goto out;
-- 
2.25.1