From: Stefan Hajnoczi <stefanha@redhat.com>
Date: Mon, 18 Aug 2014 13:52:29 +0000 (+0100)
Subject: virtio-blk: allow block_resize with dataplane
X-Git-Tag: v2.2.0-rc0~164^2~15
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=466560b9fcada2656b276eb30e25da15a6e706df;p=thirdparty%2Fqemu.git

virtio-blk: allow block_resize with dataplane

Now that block_resize acquires the AioContext we can safely allow
resizing the disk.

Reported-by: Andrey Korolyov <andrey@xdel.ru>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---

diff --git a/hw/block/dataplane/virtio-blk.c b/hw/block/dataplane/virtio-blk.c
index 24a6b713952..c07adc6e4f4 100644
--- a/hw/block/dataplane/virtio-blk.c
+++ b/hw/block/dataplane/virtio-blk.c
@@ -193,6 +193,7 @@ void virtio_blk_data_plane_create(VirtIODevice *vdev, VirtIOBlkConf *blk,
 
     error_setg(&s->blocker, "block device is in use by data plane");
     bdrv_op_block_all(blk->conf.bs, s->blocker);
+    bdrv_op_unblock(blk->conf.bs, BLOCK_OP_TYPE_RESIZE, s->blocker);
 
     *dataplane = s;
 }