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(parent: 4dab46f) | patch
xen/blkfront: Use QUEUE_ORDERED_DRAIN for old backends
authorJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Wed, 28 Jul 2010 17:49:29 +0000 (10:49 -0700)
committerJens Axboe <jaxboe@fusionio.com>
Sat, 7 Aug 2010 16:52:53 +0000 (18:52 +0200)
commit7901d14144311c930918b1222aae7611284c63eb
tree53e882fd0b0588b0c43c2935d634ea97a9e1c9edtree | snapshot (tar.gz zip)
parent4dab46ff26c6003a13ec769312c50938b93c359dcommit | diff
xen/blkfront: Use QUEUE_ORDERED_DRAIN for old backends

If there's no feature-barrier key in xenstore, then it means its a fairly
old backend which does uncached in-order writes, which means ORDERED_DRAIN
is appropriate.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
drivers/block/xen-blkfront.c diff | blob | blame | history
kernel source for telekom puls (alcatel/mediatek)