block: Fix locking in qmp_block_resize()
commit8089eab2bd5fb160b038e64e14cf7ffb3f37091e
authorKevin Wolf <kwolf@redhat.com>
Thu, 3 Dec 2020 17:23:10 +0000 (3 18:23 +0100)
committerKevin Wolf <kwolf@redhat.com>
Fri, 11 Dec 2020 16:52:40 +0000 (11 17:52 +0100)
tree1b2531bb62869445e4013f964e7041319ac0709e
parentd9dbf25f9624aac43e4357019bed4422f0b3368d
block: Fix locking in qmp_block_resize()

The drain functions assume that we hold the AioContext lock of the
drained block node. Make sure to actually take the lock.

Cc: qemu-stable@nongnu.org
Fixes: eb94b81a94bce112e6b206df846c1551aaf6cab6
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20201203172311.68232-3-kwolf@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
blockdev.c