From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Lord Subject: Re: sata_mv: hard resetting port Date: Wed, 14 Nov 2007 10:27:18 -0500 Message-ID: <473B13D6.3080202@rtr.ca> References: <473AC34B.8000709@wpkg.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from rtr.ca ([76.10.145.34]:3891 "EHLO mail.rtr.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755138AbXKNP1U (ORCPT ); Wed, 14 Nov 2007 10:27:20 -0500 In-Reply-To: <473AC34B.8000709@wpkg.org> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Tomasz Chmielewski Cc: Linux IDE Tomasz Chmielewski wrote: > This are the log entries I saw as I started e2fsck on a 5-disk Linux > RAID-5 array; all disks connected to a sata_mv controller: > > ata6.00: exception Emask 0x1 SAct 0x0 SErr 0x100000 action 0x6 frozen > ata6.00: edma_err 0x00000084, EDMA self-disable .. Translation: "The port had a link CRC error, which caused it to drop out of host-queuing mode." > ata6.00: cmd 25/00:00:bf:09:24/00:02:1c:00:00/e0 tag 0 cdb 0x0 data 262144 in > res 51/84:00:bf:09:24/84:02:1c:00:00/e0 Emask 0x10 (ATA bus error) > ata6: hard resetting port > ata6: SATA link up 1.5 Gbps (SStatus 113 SControl 300) > ata6.00: configured for UDMA/133 > ata6: EH complete > sd 5:0:0:0: [sde] 781422768 512-byte hardware sectors (400088 MB) > sd 5:0:0:0: [sde] Write Protect is off > sd 5:0:0:0: [sde] Mode Sense: 00 3a 00 00 > sd 5:0:0:0: [sde] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA > ata6: exception Emask 0x10 SAct 0x0 SErr 0x180000 action 0x6 frozen > ata6: edma_err 0x00000020 > ata6: hard resetting port > ata6: SATA link up 1.5 Gbps (SStatus 113 SControl 300) > ata6.00: configured for UDMA/133 > ata6: EH pending after completion, repeating EH (cnt=4) > ata6: exception Emask 0x10 SAct 0x0 SErr 0x4010000 action 0x7 > ata6: edma_err 0x00000010, dev connect > ata6: hard resetting port > ata6: SATA link up 1.5 Gbps (SStatus 113 SControl 300) > ata6.00: configured for UDMA/133 > ata6: EH complete > sd 5:0:0:0: [sde] 781422768 512-byte hardware sectors (400088 MB) > sd 5:0:0:0: [sde] Write Protect is off > sd 5:0:0:0: [sde] Mode Sense: 00 3a 00 00 > sd 5:0:0:0: [sde] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA > sd 5:0:0:0: [sde] 781422768 512-byte hardware sectors (400088 MB) > sd 5:0:0:0: [sde] Write Protect is off > sd 5:0:0:0: [sde] Mode Sense: 00 3a 00 00 > sd 5:0:0:0: [sde] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA .. Translation: "libata reset the link, and everything appeared okay, so it reissued the failed command and continued. No data loss." > That's the Marvell controller: > > 01:00.0 SCSI storage controller: Marvell Technology Group Ltd. > MV88SX6081 8-port SATA II PCI-X Controller (rev 09)