Received: by 2002:ac0:a594:0:0:0:0:0 with SMTP id m20-v6csp3446836imm; Fri, 25 May 2018 06:00:21 -0700 (PDT) X-Google-Smtp-Source: AB8JxZr7Z3LqpMrsxRwHWa1OZhCiZUXtyyuxu0iAqdl5v+p1A5tbSsXEVA9Cy2sQOtSwQrrxSoPk X-Received: by 2002:a63:a60a:: with SMTP id t10-v6mr1909016pge.351.1527253221685; Fri, 25 May 2018 06:00:21 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1527253221; cv=none; d=google.com; s=arc-20160816; b=HlBwSHtHWxspuYeSjXQuD8PluGKx79wFK+QUuK4ON7mlC0jxcczPdbpdhIZxR8QUy+ D/qfDIL9XfYPxK1h0esKSWX+4acFKUxBsxwYeTjOaQ4ejtvQ5LG44pXVYFXFlT3AjMUG wYEN3DJM8OtROgEGeD3hXGDgLKiV3XiCNdAJFnWItC8NY7Iix7JY5dhN62b3GJlSlmoZ +DICs5qH4FxvRA4BErtaLKXQLLd2v8bQ3Pyc+uqTEohf/D4Ghjc+nn+KT7pa3zQDQsIS fIY6CZyrtLKG1Ob0RDdBLhV2pJJZ41I3y71qzi0ucuq4ENCepBEyyaHvxGc/Ybx7ju6p oj3g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:arc-authentication-results; bh=l0rl8LuZzwMWV+3NN/9xFPFXRECUdS8/PN3AmG3bdCg=; b=n3TraZaLAvEl0vAuzeTnfsqUqIj5B2dMWW+v/yp4/7y9HptvVH3kb+IZlzdTkmtUDQ dWo38wTZFnF7LP4NFPkojnLdEghlYFr9nrA9Nt4g2ouP59FDtFZ6NIzgSvLp7Xp5dzcg TlQ32ztxHmsGvVOg0xguMh0tB08jTM24hN1x8wqHre/d425nnKP+2ANRq6Zl+2CU5E+7 ZyyO1qI+XgNnVsYlQ3+L4OTKvUZ3KjdMdbg9snb5ZOUnvBKaQJ5Ebw4LT3GLEXcKyDLU jhwdcopoWLfzSh9dcF+dMCABe2hEGK4JAgFqh9N1A1ubwyXFXaxD7edDYgKh6NpZGFjf ouiw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id p3-v6si23994026pfb.171.2018.05.25.06.00.05; Fri, 25 May 2018 06:00:21 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753809AbeEYM74 (ORCPT + 99 others); Fri, 25 May 2018 08:59:56 -0400 Received: from verein.lst.de ([213.95.11.211]:36827 "EHLO newverein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751949AbeEYM74 (ORCPT ); Fri, 25 May 2018 08:59:56 -0400 Received: by newverein.lst.de (Postfix, from userid 2407) id BCF1868E40; Fri, 25 May 2018 15:05:35 +0200 (CEST) Date: Fri, 25 May 2018 15:05:35 +0200 From: Christoph Hellwig To: Johannes Thumshirn Cc: Christoph Hellwig , Keith Busch , Sagi Grimberg , Hannes Reinecke , Mike Snitzer , Laurence Oberman , Ewan Milne , James Smart , Linux Kernel Mailinglist , Linux NVMe Mailinglist , "Martin K . Petersen" , Martin George , John Meneghini Subject: Re: [PATCH 0/3] Provide more fine grained control over multipathing Message-ID: <20180525130535.GA24239@lst.de> References: <20180525125322.15398-1-jthumshirn@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180525125322.15398-1-jthumshirn@suse.de> User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, May 25, 2018 at 02:53:19PM +0200, Johannes Thumshirn wrote: > Hi, > > This patch series aims to provide a more fine grained control over > nvme's native multipathing, by allowing it to be switched on and off > on a per-subsystem basis instead of a big global switch. No. The only reason we even allowed to turn multipathing off is because you complained about installer issues. The path forward clearly is native multipathing and there will be no additional support for the use cases of not using it.