6.10-stable review patch. If anyone has any objections, please let me know.
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From: Dmitry Osipenko dmitry.osipenko@collabora.com
commit 445d336cd15860f1efb441e6d694f829fbf679eb upstream.
Type of DMA fence context is u64. Fence-waiting code uses u32 for the context variable, fix it.
Fixes: e4812ab8e6b1 ("drm/virtio: Refactor and optimize job submission code path") Cc: stable@vger.kernel.org # v6.4+ Signed-off-by: Dmitry Osipenko dmitry.osipenko@collabora.com Reviewed-by: Rob Clark robdclark@gmail.com Link: https://patchwork.freedesktop.org/patch/msgid/20240714205009.3408298-1-dmitr... Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/gpu/drm/virtio/virtgpu_submit.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/virtio/virtgpu_submit.c +++ b/drivers/gpu/drm/virtio/virtgpu_submit.c @@ -48,7 +48,7 @@ struct virtio_gpu_submit { static int virtio_gpu_do_fence_wait(struct virtio_gpu_submit *submit, struct dma_fence *in_fence) { - u32 context = submit->fence_ctx + submit->ring_idx; + u64 context = submit->fence_ctx + submit->ring_idx;
if (dma_fence_match_context(in_fence, context)) return 0;