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(parent: 0de6b61) | patch
librbd: enforce write ordering with snapshot
authorJason Dillaman <dillaman@redhat.com>
Sat, 14 Feb 2015 06:24:44 +0000 (01:24 -0500)
committerJosh Durgin <jdurgin@redhat.com>
Mon, 16 Feb 2015 22:27:25 +0000 (14:27 -0800)
commitb220b2a5a6eb79f560a24801e44910394223a5b5
tree09d90c1c12500808f43cfeed8a3105384cff6525tree | snapshot
parent0de6b6179abe5ec57e5336bba4638585f26dd22ecommit | diff
librbd: enforce write ordering with snapshot

The md_lock is now held for reading when scheduling write/discards.
Since snap_create now holds the lock for writing and flushes all
pending IO, write/discard operations will now be consistent for a
given request across objects.

Signed-off-by: Jason Dillaman <dillaman@redhat.com>
src/librbd/AioRequest.cc diff | blob | history
src/librbd/AioRequest.h diff | blob | history
src/librbd/internal.cc diff | blob | history
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