From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: [PATCH] Restore SB600 SATA controller 64 bit DMA Date: Sun, 31 May 2009 11:00:35 +0900 Message-ID: <4A21E4C3.9050306@kernel.org> References: <1243407883.3220.10.camel@brienza-desktop> <4A1CEA2C.10508@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from hera.kernel.org ([140.211.167.34]:40337 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751409AbZEaB7X (ORCPT ); Sat, 30 May 2009 21:59:23 -0400 In-Reply-To: <4A1CEA2C.10508@kernel.org> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: shane.huang@amd.com Cc: jgarzik@pobox.com, linux-ide@vger.kernel.org Tejun Heo wrote: > Shane Huang wrote: >> Community reported one SB600 SATA issue(BZ #9412), which led to 64 bit >> DMA disablement for all SB600 revisions by driver maintainers with >> commits c7a42156d99bcea7f8173ba7a6034bbaa2ecb77c and >> 4cde32fc4b32e96a99063af3183acdfd54c563f0. >> >> But the root cause is ASUS M2A-VM system BIOS bug in old revisions >> like 0901, while forcing into 32bit DMA happens to work as workaround. >> Now it's time to withdraw 4cde32fc4b32e96a99063af3183acdfd54c563f0 >> so as to restore the SB600 SATA 64bit DMA capability. >> This patch is also adding the workaround for M2A-VM old BIOS revisions, >> but users are suggested to upgrade their system BIOS to the latest one >> if they meet this issue. >> >> Signed-off-by: Shane Huang >> Cc: Tejun Heo > > It would be nicer to mention the export of dmi_get_year() but.. > > Acked-by: Tejun Heo > Jeff, ping. Thanks. -- tejun