[PATCH 7/8] virtio-blk: don't acquire AioContext in virtio_blk_handle_vq()

[Stefan Hajnoczi]

There is no need to acquire AioContext in virtio_blk_handle_vq() because
no APIs used in the function require it and nothing else in the
virtio-blk code requires mutual exclusion anymore.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
---
 hw/block/virtio-blk.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c
index faea045178..771d87cfbe 100644
--- a/hw/block/virtio-blk.c
+++ b/hw/block/virtio-blk.c
@@ -784,7 +784,6 @@ void virtio_blk_handle_vq(VirtIOBlock *s, VirtQueue *vq)
 
     IO_CODE();
 
-    aio_context_acquire(blk_get_aio_context(s->blk));
     blk_io_plug(s->blk);
 
     do {
@@ -810,7 +809,6 @@ void virtio_blk_handle_vq(VirtIOBlock *s, VirtQueue *vq)
     }
 
     blk_io_unplug(s->blk);
-    aio_context_release(blk_get_aio_context(s->blk));
 }
 
 static void virtio_blk_handle_output(VirtIODevice *vdev, VirtQueue *vq)
-- 
2.38.1