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H A D | blockdev.c | diff 507306cc8ee7981894a96c380f42d80e2674cb04 Thu Oct 22 22:08:13 CDT 2015 Fam Zheng <famz@redhat.com> block: Add "drained begin/end" for internal snapshot
This ensures the atomicity of the transaction by avoiding processing of external requests such as those from ioeventfd.
state->bs is assigned right after bdrv_drained_begin. Because it was used as the flag for deletion or not in abort, now we need a separate flag - InternalSnapshotState.created.
Signed-off-by: Fam Zheng <famz@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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