Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754973Ab1E0NNW (ORCPT ); Fri, 27 May 2011 09:13:22 -0400 Received: from 173-166-109-252-newengland.hfc.comcastbusiness.net ([173.166.109.252]:56865 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753108Ab1E0NNV (ORCPT ); Fri, 27 May 2011 09:13:21 -0400 Date: Fri, 27 May 2011 09:12:37 -0400 From: Christoph Hellwig To: Namhyung Kim Cc: Jens Axboe , linux-kernel@vger.kernel.org, Tejun Heo Subject: Re: [PATCH 1/2] blktrace: treat flush as barrier Message-ID: <20110527131237.GA27647@infradead.org> References: <1306501883-23498-1-git-send-email-namhyung@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1306501883-23498-1-git-send-email-namhyung@gmail.com> User-Agent: Mutt/1.5.21 (2010-09-15) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 531 Lines: 12 On Fri, May 27, 2011 at 10:11:22PM +0900, Namhyung Kim wrote: > Since BARRIER requests have been converted to FLUSH/FUA, it would be > better for blktrace to recognize FLUSH requests as BARRIER for the > backward-compatibility IMHO. I'd rather see new flags for them. F and U maybe? -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/