rbd: call flush, if available
commit7a3f5fe9afbef3c55c1527f61fcfd0b9d4783c0d
authorSage Weil <sage@newdream.net>
Thu, 15 Sep 2011 21:11:11 +0000 (15 14:11 -0700)
committerKevin Wolf <kwolf@redhat.com>
Tue, 20 Sep 2011 10:27:44 +0000 (20 12:27 +0200)
tree033fb0900f3d7e961e1f6f84ece00e757e2fd392
parent9e1fbcde578b0ab3cd2732e5334e772ab19371ac
rbd: call flush, if available

librbd recently added async writeback and flush support.  If the new
rbd_flush() call is available, call it.

Signed-off-by: Sage Weil <sage@newdream.net>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
block/rbd.c