[PATCH] drm/virtio: Fix same-context optimization

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From: Rob Clark <robdclark@xxxxxxxxxxxx>

When VIRTGPU_EXECBUF_RING_IDX is used, we should be considering the
timeline that the EB if running on rather than the global driver fence
context.

Fixes: 85c83ea915ed ("drm/virtio: implement context init: allocate an array of fence contexts")
Signed-off-by: Rob Clark <robdclark@xxxxxxxxxxxx>
---
 drivers/gpu/drm/virtio/virtgpu_ioctl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/virtio/virtgpu_ioctl.c b/drivers/gpu/drm/virtio/virtgpu_ioctl.c
index fa2f757583f7..9e6cb3c2666e 100644
--- a/drivers/gpu/drm/virtio/virtgpu_ioctl.c
+++ b/drivers/gpu/drm/virtio/virtgpu_ioctl.c
@@ -168,7 +168,7 @@ static int virtio_gpu_execbuffer_ioctl(struct drm_device *dev, void *data,
 		 * array contains any fence from a foreign context.
 		 */
 		ret = 0;
-		if (!dma_fence_match_context(in_fence, vgdev->fence_drv.context))
+		if (!dma_fence_match_context(in_fence, fence_ctx + ring_idx))
 			ret = dma_fence_wait(in_fence, true);
 
 		dma_fence_put(in_fence);
-- 
2.36.1




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