Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758774AbXHZE3X (ORCPT ); Sun, 26 Aug 2007 00:29:23 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751573AbXHZE3P (ORCPT ); Sun, 26 Aug 2007 00:29:15 -0400 Received: from idcmail-mo1so.shaw.ca ([24.71.223.10]:43868 "EHLO pd2mo1so.prod.shaw.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751209AbXHZE3O (ORCPT ); Sun, 26 Aug 2007 00:29:14 -0400 Date: Sat, 25 Aug 2007 22:27:41 -0600 From: Robert Hancock Subject: Re: 2.6.22.5 SATA Failure In-reply-to: To: Dong Feng Cc: linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org Message-id: <46D1013D.5040801@shaw.ca> MIME-version: 1.0 Content-type: text/plain; charset=ISO-8859-1; format=flowed Content-transfer-encoding: 7bit References: User-Agent: Thunderbird 2.0.0.6 (Windows/20070728) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3100 Lines: 68 Dong Feng wrote: > I have been using 2.6.21.1. It seems working well, that is, all my > disk partitions are mapped as "/dev/sda*" and the performance looks > good. After I upgrade to 2.6.22.5 with the exact same configuration, > all the disk device turn to "/dev/hda*" and the performance degrade > obviously. > > While I boot with 2.6.21.1, the logs regarding disk are: > > Aug 26 06:11:26 localhost kernel: ata_piix 0000:00:1f.2: MAP [ P0 P2 IDE IDE ] > Aug 26 06:11:26 localhost kernel: ACPI: PCI Interrupt 0000:00:1f.2[B] > -> GSI 17 (level, low) -> IRQ 17 > Aug 26 06:11:26 localhost kernel: ata: 0x170 IDE port busy > Aug 26 06:11:26 localhost kernel: ata: conflict with ide1 > Aug 26 06:11:26 localhost kernel: ata1: SATA max UDMA/133 cmd > 0x000101f0 ctl 0x000103f6 bmdma 0x0001bfa0 irq 14 > Aug 26 06:11:26 localhost kernel: ata2: DUMMY > Aug 26 06:11:26 localhost kernel: scsi0 : ata_piix > Aug 26 06:11:26 localhost kernel: ata1.00: ATA-7: ST9120821AS, 8.03, > max UDMA/133 > Aug 26 06:11:26 localhost kernel: ata1.00: 234441648 sectors, multi 8: > LBA48 NCQ (depth 0/32) > Aug 26 06:11:26 localhost kernel: ata1.00: configured for UDMA/133 > Aug 26 06:11:26 localhost kernel: scsi1 : ata_piix > Aug 26 06:11:26 localhost kernel: scsi 0:0:0:0: Direct-Access ATA > ST9120821AS 8.03 PQ: 0 ANSI: 5 > Aug 26 06:11:26 localhost kernel: SCSI device sda: 234441648 512-byte > hdwr sectors (120034 MB) > Aug 26 06:11:26 localhost kernel: sda: Write Protect is off > Aug 26 06:11:26 localhost kernel: SCSI device sda: write cache: > enabled, read cache: enabled, doesn't support DPO or FUA > Aug 26 06:11:26 localhost kernel: SCSI device sda: 234441648 512-byte > hdwr sectors (120034 MB) > Aug 26 06:11:26 localhost kernel: sda: Write Protect is off > Aug 26 06:11:26 localhost kernel: SCSI device sda: write cache: > enabled, read cache: enabled, doesn't support DPO or FUA > Aug 26 06:11:26 localhost kernel: sda: sda1 sda2 sda3 < sda5 sda6 sda7 > > > > > While booting with 2.6.22.5, the logs are: > > Aug 26 09:30:04 localhost kernel: ACPI: PCI Interrupt 0000:00:1f.2[B] > -> GSI 17 (level, low) -> IRQ 17 > Aug 26 09:30:04 localhost kernel: ata_piix 0000:00:1f.2: 0x1F0 IDE port busy > Aug 26 09:30:04 localhost kernel: ata_piix 0000:00:1f.2: 0x170 IDE port busy > Aug 26 09:30:04 localhost kernel: ata_piix 0000:00:1f.2: no available > legacy port > > > > It seems the dramatic change in libata.c incurs this failure. It looks like you have some CONFIG_IDE options enabled in your kernel configuration that result in drivers/ide trying to drive part or all of that controller, preventing libata from doing so. Likely the easiest thing to do is just set CONFIG_IDE=n entirely.. -- Robert Hancock Saskatoon, SK, Canada To email, remove "nospam" from hancockr@nospamshaw.ca Home Page: http://www.roberthancock.com/ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/