From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andi Kleen Subject: Re: Fw: [Bugme-new] [Bug 6052] New: Megaraid file corruption and performance degradation on x86_64 with 8G RAM Date: 11 Feb 2006 10:37:52 +0100 Message-ID: <20060211093752.GB50528@muc.de> References: <20060210112640.4637dfdb.akpm@osdl.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from colin.muc.de ([193.149.48.1]:30736 "EHLO mail.muc.de") by vger.kernel.org with ESMTP id S1750788AbWBKJh7 (ORCPT ); Sat, 11 Feb 2006 04:37:59 -0500 Date: Sat, 11 Feb 2006 10:37:52 +0100 Content-Disposition: inline In-Reply-To: <20060210112640.4637dfdb.akpm@osdl.org> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: Andrew Morton Cc: linux-scsi@vger.kernel.org, Neela.Kolli@engenio.com, "bugme-daemon@kernel-bugs.osdl.org" , bloch@verdurin.com On Fri, Feb 10, 2006 at 11:26:40AM -0800, Andrew Morton wrote: > > > Begin forwarded message: Hmm, could be the merging issue too? Does megaraid do anything funny with sg lists? Does iommu=nomerge help? If yes apply ftp://ftp.firstfloor.org/pub/ak/x86_64/quilt/patches/gart-dma-merge and report back. -Andi