From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mike Christie Subject: Re: [PATCH 5/7] scsi-hw-handler: convert dm-mpath to scsi hw handlers Date: Sat, 09 Jun 2007 14:18:26 -0500 Message-ID: <466AFD02.30403@cs.wisc.edu> References: <11814160842916-git-send-email-michaelc@cs.wisc.edu> <11814160853812-git-send-email-michaelc@cs.wisc.edu> <1181416085774-git-send-email-michaelc@cs.wisc.edu> <11814160863051-git-send-email-michaelc@cs.wisc.edu> <11814160871580-git-send-email-michaelc@cs.wisc.edu> <11814160881707-git-send-email-michaelc@cs.wisc.edu> Reply-To: device-mapper development Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <11814160881707-git-send-email-michaelc@cs.wisc.edu> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com To: michaelc@cs.wisc.edu Cc: dm-devel@redhat.com, Alasdair Graeme Kergon , linux-scsi@vger.kernel.org List-Id: linux-scsi@vger.kernel.org michaelc@cs.wisc.edu wrote: > From: Mike Christie > > This patch converts dm-mpath to scsi hw handlers. It does > not add any new functionality and old behaviors and userspace > tools should be supported except we use the safe clariion > default instead of using the userspace setting. > > This is just the dm-mpath parts which are necessary to use > REQ_TYPE_LINUX_BLOCK and REQ_LB_OP_TRANSITION. In later mails > I will send patches which remove old code and add more > functionality. > Signed-off-by: Mike Christie Alasdair, I took out all the new functionality. This patch is just the basic conversion. I can try to break it down even more if and do a patch for every hw handler callout that gets removed (all the callouts end up getting removed), but that may not buy much since the bulk of the patch is the REQ_TYPE_LINUX_BLOCK code.