From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hannes Reinecke Subject: Re: [PATCH 4/7] dm core: don't set QUEUE_ORDERED_DRAIN for request-based dm Date: Fri, 24 Apr 2009 10:51:22 +0200 Message-ID: <49F17D8A.60105@suse.de> References: <49F17409.4060201@ct.jp.nec.com> <49F174F3.8010008@ct.jp.nec.com> Reply-To: device-mapper development Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <49F174F3.8010008@ct.jp.nec.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com To: device-mapper development Cc: Alasdair Kergon List-Id: dm-devel.ids Kiyoshi Ueda wrote: > Request-based dm doesn't have barrier support yet. > So we need to set QUEUE_ORDERED_DRAIN only for bio-based dm. > Since the device type is decided at the first table loading time, > the flag set is deferred until then. >=20 >=20 > Signed-off-by: Kiyoshi Ueda > Signed-off-by: Jun'ichi Nomura Acked-by: Hannes Reinecke Cheers, Hannes --=20 Dr. Hannes Reinecke zSeries & Storage hare@suse.de +49 911 74053 688 SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 N=C3=BCrnberg GF: Markus Rex, HRB 16746 (AG N=C3=BCrnberg)