From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932265Ab2LNTme (ORCPT ); Fri, 14 Dec 2012 14:42:34 -0500 Received: from merlin.infradead.org ([205.233.59.134]:39439 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932237Ab2LNTmd (ORCPT ); Fri, 14 Dec 2012 14:42:33 -0500 Message-ID: <50CB8124.4000100@kernel.dk> Date: Fri, 14 Dec 2012 20:42:28 +0100 From: Jens Axboe MIME-Version: 1.0 To: Shaohua Li CC: neilb@suse.de, linux-kernel@vger.kernel.org Subject: Re: [patch 1/2]block: discard granularity might not be power of 2 References: <20121214031536.GA30345@kernel.org> In-Reply-To: <20121214031536.GA30345@kernel.org> X-Enigmail-Version: 1.4.6 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2012-12-14 04:15, Shaohua Li wrote: > In MD raid case, discard granularity might not be power of 2, for example, a > 4-disk raid5 has 3*chunk_size discard granularity. Correct the calculation for > such cases. Thanks Shaohua, applied both. -- Jens Axboe