From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: SCSI breakage on non-cache coherent architectures Date: Mon, 19 Nov 2007 14:31:15 -0800 (PST) Message-ID: <20071119.143115.251022325.davem@davemloft.net> References: <1195450523.7022.37.camel@pasglop> <20071119.003802.100741794.davem@davemloft.net> <1195501874.6539.5.camel@pasglop> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:45230 "EHLO sunset.davemloft.net" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1752014AbXKSWbQ (ORCPT ); Mon, 19 Nov 2007 17:31:16 -0500 In-Reply-To: <1195501874.6539.5.camel@pasglop> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: benh@kernel.crashing.org Cc: James.Bottomley@HansenPartnership.com, linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, rmk@arm.linux.org.uk From: Benjamin Herrenschmidt Date: Tue, 20 Nov 2007 06:51:14 +1100 > On Mon, 2007-11-19 at 00:38 -0800, David Miller wrote: > > From: Benjamin Herrenschmidt > > Date: Mon, 19 Nov 2007 16:35:23 +1100 > > > > You could make a ____dma_cacheline_aligned and use that. > > It seems pretty reasonable. > > I was thinking about that. What archs would need it ? arm, mips, what > else ? The sparc32 port would need it too.