From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: Re: [dm-devel] hch's native NVMe multipathing [was: Re: [PATCH 1/2] Don't blacklist nvme] Date: Fri, 17 Feb 2017 01:05:45 -0800 Message-ID: <20170217090545.GB29629@infradead.org> References: <1487107154-24883-1-git-send-email-keith.busch@intel.com> <20170215145617.GA4241@infradead.org> <20170216025357.GA9241@redhat.com> <20170216142621.GA21972@infradead.org> <20170216151337.GA12678@redhat.com> <8ce207d3-844a-8190-9644-1f54dbd7d56b@grimberg.me> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from bombadil.infradead.org ([65.50.211.133]:50908 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755308AbdBQJFv (ORCPT ); Fri, 17 Feb 2017 04:05:51 -0500 Content-Disposition: inline In-Reply-To: <8ce207d3-844a-8190-9644-1f54dbd7d56b@grimberg.me> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: Sagi Grimberg Cc: Mike Snitzer , Christoph Hellwig , Keith Busch , dm-devel@redhat.com, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org On Thu, Feb 16, 2017 at 08:05:36PM +0200, Sagi Grimberg wrote: > I guess one config option that we'd need is multibus vs. failover > which are used per use-case. Which fundamentally is a property of the target first, and it should tell us that. There might be the occasional need for an override, but certainly not locally maintained tables of targets and their preferences. From mboxrd@z Thu Jan 1 00:00:00 1970 From: hch@infradead.org (Christoph Hellwig) Date: Fri, 17 Feb 2017 01:05:45 -0800 Subject: [dm-devel] hch's native NVMe multipathing [was: Re: [PATCH 1/2] Don't blacklist nvme] In-Reply-To: <8ce207d3-844a-8190-9644-1f54dbd7d56b@grimberg.me> References: <1487107154-24883-1-git-send-email-keith.busch@intel.com> <20170215145617.GA4241@infradead.org> <20170216025357.GA9241@redhat.com> <20170216142621.GA21972@infradead.org> <20170216151337.GA12678@redhat.com> <8ce207d3-844a-8190-9644-1f54dbd7d56b@grimberg.me> Message-ID: <20170217090545.GB29629@infradead.org> On Thu, Feb 16, 2017@08:05:36PM +0200, Sagi Grimberg wrote: > I guess one config option that we'd need is multibus vs. failover > which are used per use-case. Which fundamentally is a property of the target first, and it should tell us that. There might be the occasional need for an override, but certainly not locally maintained tables of targets and their preferences.