From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mike Frysinger Subject: Re: [LKML] Re: [PATCH v3] ad7877: keep dma rx buffers in seperate cache lines Date: Wed, 12 May 2010 14:28:34 -0400 Message-ID: References: <20100512030350.GJ15903@laptop> <20100512122323J.fujita.tomonori@lab.ntt.co.jp> <20100512142904Z.fujita.tomonori@lab.ntt.co.jp> <20100512181121.GA29366@core.coreip.homeip.net> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Return-path: Received: from mail-gw0-f46.google.com ([74.125.83.46]:42232 "EHLO mail-gw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754692Ab0ELS24 (ORCPT ); Wed, 12 May 2010 14:28:56 -0400 In-Reply-To: <20100512181121.GA29366@core.coreip.homeip.net> Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: Dmitry Torokhov Cc: FUJITA Tomonori , npiggin@suse.de, marc@tensilica.com, jw@emlix.com, cl@linux.com, penberg@cs.helsinki.fi, mpm@selenic.com, akpm@linux-foundation.org, os@emlix.com, Michael.Hennerich@analog.com, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, dg@emlix.com, osw@emlix.com, rientjes@google.com, dbrownell@users.sourceforge.net, grant.likely@secretlab.ca, chris@zankel.net, Piet.Delaney@tensilica.com On Wed, May 12, 2010 at 14:11, Dmitry Torokhov wrote: > On Wed, May 12, 2010 at 10:37:05AM -0400, Mike Frysinger wrote: >> On Wed, May 12, 2010 at 01:28, FUJITA Tomonori wrote: >> > I guess that it would be better to start a new thread about this issue. >> >> will do > > In the mean time I will be applying the version of the patch with > ___cacheline_aligned and buffers at the end, 'k? i dont see a problem with it, and regardless of the route we choose to go with kmalloc(), this change will be needed ... -mike