From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga05.intel.com ([192.55.52.43]:3963 "EHLO mga05.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727493AbeGSVDr (ORCPT ); Thu, 19 Jul 2018 17:03:47 -0400 Date: Thu, 19 Jul 2018 14:18:56 -0600 From: Keith Busch To: "hch@lst.de" Cc: Bart Van Assche , "keith.busch@intel.com" , "linux-nvme@lists.infradead.org" , "linux-block@vger.kernel.org" , "axboe@kernel.dk" , "ming.lei@redhat.com" Subject: Re: [RFC PATCH 3/3] blk-mq: Remove generation seqeunce Message-ID: <20180719201856.GI32160@localhost.localdomain> References: <20180718195650.GA20336@lst.de> <20180718205321.GA32160@localhost.localdomain> <20180718211711.GB32160@localhost.localdomain> <20180719131903.GB13129@lst.de> <20180719145931.GF32160@localhost.localdomain> <20180719155616.GG32160@localhost.localdomain> <7239f833438701fb6ce21d819bc7042af1bc1f8a.camel@wdc.com> <20180719162240.GH32160@localhost.localdomain> <20180719162924.GA23917@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <20180719162924.GA23917@lst.de> Sender: linux-block-owner@vger.kernel.org List-Id: linux-block@vger.kernel.org On Thu, Jul 19, 2018 at 06:29:24PM +0200, hch@lst.de wrote: > How do we get a fix into 4.18 at this part of the cycle? I think that > is the most important prirority right now. Even if you were okay at this point to incorporate the concepts from Bart's patch, it still looks like trouble for scsi (will elobrate separately). But reverting breaks other things we finally got working, so I'd still vote for isolating the old behavior to scsi if that isn't too unpalatable. I'll send a small patch shortly and see what happens.