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| author | Michael S. Tsirkin <mst@redhat.com> | 2016-12-05 22:39:30 +0200 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2016-12-15 06:59:17 +0200 |
| commit | 3373755a415c9c8024d26cf32fd812a8cdb82541 (patch) | |
| tree | 0364871bf2e6055337e56587a994761f120a1df6 | |
| parent | f862e60f8d52dae33c9f72afc20fab691a89f0bd (diff) | |
| download | linux-3373755a415c9c8024d26cf32fd812a8cdb82541.tar.gz | |
drm/virtio: annotate virtio_gpu_queue_ctrl_buffer_locked
virtio_gpu_queue_ctrl_buffer_locked is called with ctrlq.qlock taken, it
releases and acquires this lock. This causes a sparse warning. Add
appropriate annotations for sparse context checking.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/virtio/virtgpu_vq.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/virtio/virtgpu_vq.c b/drivers/gpu/drm/virtio/virtgpu_vq.c index abfc54a18f1af..43ea0dc957d29 100644 --- a/drivers/gpu/drm/virtio/virtgpu_vq.c +++ b/drivers/gpu/drm/virtio/virtgpu_vq.c @@ -297,6 +297,8 @@ void virtio_gpu_dequeue_cursor_func(struct work_struct *work) static int virtio_gpu_queue_ctrl_buffer_locked(struct virtio_gpu_device *vgdev, struct virtio_gpu_vbuffer *vbuf) + __releases(&vgdev->ctrlq.qlock) + __acquires(&vgdev->ctrlq.qlock) { struct virtqueue *vq = vgdev->ctrlq.vq; struct scatterlist *sgs[3], vcmd, vout, vresp; |