From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753771AbbI3GVe (ORCPT ); Wed, 30 Sep 2015 02:21:34 -0400 Received: from mga14.intel.com ([192.55.52.115]:9706 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751185AbbI3GVa (ORCPT ); Wed, 30 Sep 2015 02:21:30 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.17,611,1437462000"; d="scan'208";a="780613164" Date: Wed, 30 Sep 2015 11:50:44 +0530 From: Vinod Koul To: Robert Jarzmik Cc: Daniel Mack , Haojian Zhuang , linux-arm-kernel@lists.infradead.org, dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/2] dma: pxa_dma: fix residue corner case Message-ID: <20150930062044.GB21690@vkoul-mobl.iind.intel.com> References: <1441905466-17459-1-git-send-email-robert.jarzmik@free.fr> <1441905466-17459-2-git-send-email-robert.jarzmik@free.fr> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1441905466-17459-2-git-send-email-robert.jarzmik@free.fr> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Sep 10, 2015 at 07:17:46PM +0200, Robert Jarzmik wrote: > A very tiny temporal window exists in the residue calculation where : > - upon entering residue calculation, the transfer is ongoing > - when reading the current transfer pointer, it just changed to > the "finisher/linker" descriptor > > In this case, the he residue returned is thw whole transfer length > instead of 0. Fix it. Two many typos here :( -- ~Vinod