From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B38B8C282CB for ; Tue, 5 Feb 2019 17:16:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 895DA20818 for ; Tue, 5 Feb 2019 17:16:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727348AbfBERQb (ORCPT ); Tue, 5 Feb 2019 12:16:31 -0500 Received: from verein.lst.de ([213.95.11.211]:55271 "EHLO newverein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726196AbfBERQa (ORCPT ); Tue, 5 Feb 2019 12:16:30 -0500 Received: by newverein.lst.de (Postfix, from userid 2407) id DE7CF68D93; Tue, 5 Feb 2019 18:16:28 +0100 (CET) Date: Tue, 5 Feb 2019 18:16:28 +0100 From: Christoph Hellwig To: Boaz Harrosh Cc: Christoph Hellwig , axboe@kernel.dk, martin.petersen@oracle.com, Johannes Thumshirn , Benjamin Block , linux-scsi@vger.kernel.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: remove exofs, the T10 OSD code and block/scsi bidi support V4 Message-ID: <20190205171628.GA2129@lst.de> References: <20190201075557.9249-1-hch@lst.de> <3be11773-5ea9-4c08-25a5-dc556ded2d6f@electrozaur.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3be11773-5ea9-4c08-25a5-dc556ded2d6f@electrozaur.com> User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On Mon, Feb 04, 2019 at 10:31:39PM +0200, Boaz Harrosh wrote: > On 01/02/19 09:55, Christoph Hellwig wrote: > > The only real user of the T10 OSD protocol, the pNFS object layout > > driver never went to the point of having shipping products, and we > > removed it 1.5 years ago. Exofs is just a simple example without > > real life users. > > > > The code has been mostly unmaintained for years and is getting in the > > way of block / SCSI changes, > > For the 4th time: Which ? Speeding up the I/O path for example. Making sense of SCSI command allocation for another. Having to deal with sense data handling for the duplicate scsi command allocation as a third.