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(parent: 5b7e154) | patch
qcow2: lock on prealloc
authorZhi Yong Wu <wuzhy@linux.vnet.ibm.com>
Mon, 7 May 2012 08:51:03 +0000 (16:51 +0800)
committerKevin Wolf <kwolf@redhat.com>
Mon, 7 May 2012 17:33:18 +0000 (19:33 +0200)
commit15552c4ad38b9ec66792b044cf5ae74538c32717
treeb168541511421906bc1214b8408cd7175ca486d5tree | snapshot
parent5b7e1542cfa41a281af9629d31cef03704d976e6commit | diff
qcow2: lock on prealloc

preallocate() will be locked. This is required because
qcow2_alloc_cluster_link_l2() assumes that it runs under a lock that it
can drop while COW is being performed.

Signed-off-by: Zhi Yong Wu <wuzhy@linux.vnet.ibm.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
block/qcow2.c diff | blob | history
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