From mboxrd@z Thu Jan 1 00:00:00 1970 From: Onis Subject: Re: sata_mv dropping disks Date: Sat, 20 May 2006 01:25:40 +0300 Message-ID: <20060519222540.GA15276@virasto.com> References: <20060518213131.GA10777@virasto.com> <446E3352.20405@rtr.ca> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from virasto.com ([212.213.212.50]:12934 "EHLO virasto.com") by vger.kernel.org with ESMTP id S1751409AbWESWZm (ORCPT ); Fri, 19 May 2006 18:25:42 -0400 Content-Disposition: inline In-Reply-To: <446E3352.20405@rtr.ca> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Mark Lord Cc: linux-ide@vger.kernel.org Mark Lord wrote: > >BUG: warning at drivers/scsi/sata_mv.c:1884/mv_channel_reset() > ... > >What does "PCI IRQ cause=0x28000020" mean? > > "MWrPerr: SErr# asserted upon a PErr# response to write data by the PCI > master" > > In other words, a PCI bus parity error was detected. > Noisy bus, or buggy hardware. Yes, that was fixed by relaxing bus speed to 133->66MHz, ignore it. My bad. > > ata4: translated ATA stat/err 0x50/01 to SCSI SK/ASC/ASCQ 0x3/13/00 > > ata4: status=0x50 { DriveReady SeekComplete } > > ata4: error=0x01 { AddrMarkNotFound } > > That is wrong (bug). I *think* this may be fixed by the sata_mv > patch series I just posted today. The response should be to reset > the bus (well, at least that's what it does now) and then retry > the operation, not fail it immediately. I think this was related to bus speed also. Haven't seen this error before. > >Also I'm getting a lots of these on all ports on boot. smartctl also > >triggers > >these: > >---- > >ata3: translated ATA stat/err 0xd0/00 to SCSI SK/ASC/ASCQ 0xb/47/00 > >ata3: status=0xd0 { Busy } > >ata1: translated ATA stat/err 0xd0/00 to SCSI SK/ASC/ASCQ 0xb/47/00 > >ata1: status=0xd0 { Busy } > >... > > That's due to a Marvell chip bug. A workaround for that got posted in > my patch series today. Thanks a lot for the patch Mark! I grabbed immediately and patched against 2.6.17-rc4. Is it okay? Now I'm now running rebuild with 6081 controller. Everything seems great. No ata busy warnings or anything. > Cheers Cheers!