Messages in this thread Patch in this message | | | From | Xin He <> | Subject | [PATCH v3] drm/virtio: fix missing dma_fence_put() in virtio_gpu_execbuffer_ioctl() | Date | Tue, 21 Jul 2020 18:16:47 +0800 |
| |
From: Qi Liu <liuqi.16@bytedance.com>
We should put the reference count of the fence after calling virtio_gpu_cmd_submit(). So add the missing dma_fence_put().
Fixes: 2cd7b6f08bc4 ("drm/virtio: add in/out fence support for explicit synchronization") Co-developed-by: Xin He <hexin.op@bytedance.com> Signed-off-by: Xin He <hexin.op@bytedance.com> Signed-off-by: Qi Liu <liuqi.16@bytedance.com> Reviewed-by: Muchun Song <songmuchun@bytedance.com> ---
changelog in v3: 1) Change the subject from "drm/virtio: fixed memory leak in virtio_gpu_execbuffer_ioctl()" to "drm/virtio: fix missing dma_fence_put() in virtio_gpu_execbuffer_ioctl()" 2) Rework the commit log
changelog in v2: 1) Add a change description
drivers/gpu/drm/virtio/virtgpu_ioctl.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/virtio/virtgpu_ioctl.c b/drivers/gpu/drm/virtio/virtgpu_ioctl.c index 5df722072ba0..19c5bc01eb79 100644 --- a/drivers/gpu/drm/virtio/virtgpu_ioctl.c +++ b/drivers/gpu/drm/virtio/virtgpu_ioctl.c @@ -179,6 +179,7 @@ static int virtio_gpu_execbuffer_ioctl(struct drm_device *dev, void *data, virtio_gpu_cmd_submit(vgdev, buf, exbuf->size, vfpriv->ctx_id, buflist, out_fence); + dma_fence_put(&out_fence->f); virtio_gpu_notify(vgdev); return 0; -- 2.21.1 (Apple Git-122.3)
| |