From mboxrd@z Thu Jan 1 00:00:00 1970 From: Brett Russ Subject: Re: [PATCH 2.6.14-rc2] libata: Marvell SATA support (DMA mode) (resend: v0.22) Date: Wed, 05 Oct 2005 13:10:45 -0400 Message-ID: <43440915.7060405@emc.com> References: <20050930053600.F3B821CDD0@lns1058.lss.emc.com> <4341E420.6070808@pobox.com> <434407A2.6010605@pobox.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <434407A2.6010605@pobox.com> Sender: linux-kernel-owner@vger.kernel.org To: Jeff Garzik Cc: Evgeny Rodichev , linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org List-Id: linux-ide@vger.kernel.org Jeff Garzik wrote: > Evgeny Rodichev wrote: > >> On Mon, 3 Oct 2005, Jeff Garzik wrote: >> >>> applied >>> >> >> This patch leads to freeze with Marvell MV88SX6041 4-port SATA II >> PCI-X Controller (rev 03), as I wrote already >> (http://www.uwsg.iu.edu/hypermail/linux/kernel/0510.0/0203.html) >> >> It is impossible to reboot the system without harware reset (after >> modprobe). > > > I'm betting a temporary workaround should be to disable CONFIG_SMP. > > The first attached patch (patch.1) fixes one of the lockups. The second > attached patch (patch.2) should fix all the lockups, but that's just a > guess, and it's a very ugly patch. > > Note that patch.2 depends on patch.1. I'm testing a more extensive patch that should address these issues. I had sent something similar to the patches above to several users and it fixed the lockup and brought 60xx to a working condition. BR PS...please CC the linux-ide mailing list in the future with these problem reports, I am not subscribed to lkml.