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drm/virtio: Fix same-context optimization
author
Rob Clark
<robdclark@chromium.org>
Fri, 12 Aug 2022 22:40:00 +0000
(15:40 -0700)
committer
Gerd Hoffmann
<kraxel@redhat.com>
Thu, 25 Aug 2022 09:56:22 +0000
(11:56 +0200)
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@chromium.org>
Link:
http://patchwork.freedesktop.org/patch/msgid/20220812224001.2806463-1-robdclark@gmail.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
drivers/gpu/drm/virtio/virtgpu_ioctl.c
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diff --git
a/drivers/gpu/drm/virtio/virtgpu_ioctl.c
b/drivers/gpu/drm/virtio/virtgpu_ioctl.c
index
9b27021
..
3b17016
100644
(file)
--- 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);