From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Warren Subject: Re: [PATCH v3 2/2] lib/scatterlist: use page iterator in the mapping iterator Date: Sat, 23 Feb 2013 16:45:11 -0700 Message-ID: <51295487.7040602@wwwdotorg.org> References: <1360768224-18163-1-git-send-email-imre.deak@intel.com> <1360768224-18163-2-git-send-email-imre.deak@intel.com> <51284595.5040903@wwwdotorg.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from avon.wwwdotorg.org ([70.85.31.133]:56761 "EHLO avon.wwwdotorg.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753551Ab3BWXpO (ORCPT ); Sat, 23 Feb 2013 18:45:14 -0500 In-Reply-To: <51284595.5040903@wwwdotorg.org> Sender: linux-next-owner@vger.kernel.org List-ID: To: Imre Deak Cc: linux-kernel@vger.kernel.org, Andrew Morton , Maxim Levitsky , Tejun Heo , Daniel Vetter , linaro-mm-sig@lists.linaro.org, "linux-next@vger.kernel.org" On Sat, 23 Feb 2013 22:04:06 +0200, Imre Deak wrote: > On Fri, 2013-02-22 at 21:29 -0700, Stephen Warren wrote: >> On 02/13/2013 08:10 AM, Imre Deak wrote: >>> For better code reuse use the newly added page iterator to iterate >>> through the pages. The offset, length within the page is still >>> calculated by the mapping iterator as well as the actual mapping. >>> Idea from Tejun Heo . >> >> This patch appears in linux-next since next-20130220. It breaks mounting >> a root filesystem on an SD card on the Raspberry Pi ARM platform, with >> errors such as those shown below. >> >> next-20130222 with just this patch reverted works fine. > > ... > the following might fix the > problem you saw. Could you give it a try? It applies on top of > v4 of the patch [1]: Yes, thanks very much. That incremental patch you gave solves the problem perfectly.