From mboxrd@z Thu Jan 1 00:00:00 1970 From: Zdenek Kaspar Subject: AHCI: connection status changed + hard resetting link with 2.6.30+ Date: Sun, 05 Jul 2009 00:02:10 +0200 Message-ID: <4A4FD162.30604@gmail.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="------------040808070201030400090506" Return-path: Received: from mail-bw0-f225.google.com ([209.85.218.225]:62750 "EHLO mail-bw0-f225.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752465AbZGDWCN (ORCPT ); Sat, 4 Jul 2009 18:02:13 -0400 Received: by bwz25 with SMTP id 25so57847bwz.37 for ; Sat, 04 Jul 2009 15:02:15 -0700 (PDT) Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: linux-ide@vger.kernel.org This is a multi-part message in MIME format. --------------040808070201030400090506 Content-Type: text/plain; charset=ISO-8859-2 Content-Transfer-Encoding: 7bit Hi, when booted latest -stable kernel (2.6.30.1) got this in dmesg: [ 1.521856] ata8: exception Emask 0x10 SAct 0x0 SErr 0x0 action 0xf t4 [ 1.521908] ata8: irq_stat 0x00400040, connection status changed [ 1.521962] ata8: hard resetting link Same result with 2.6.31-rc2, with 2.6.29.6 it works OK. Could this cause any trouble ? TIA, Z. --------------040808070201030400090506 Content-Type: text/plain; name="dmesg-excerptions-2.6.31-rc2" Content-Transfer-Encoding: 7bit Content-Disposition: inline; filename="dmesg-excerptions-2.6.31-rc2" [ 1.004429] ahci 0000:00:1f.2: version 3.0 [ 1.004437] alloc irq_desc for 19 on node 0 [ 1.004439] alloc kstat_irqs on node 0 [ 1.004442] ahci 0000:00:1f.2: PCI INT A -> GSI 19 (level, low) -> IRQ 19 [ 1.004513] alloc irq_desc for 28 on node 0 [ 1.004515] alloc kstat_irqs on node 0 [ 1.004522] ahci 0000:00:1f.2: irq 28 for MSI/MSI-X [ 1.004573] ahci 0000:00:1f.2: AHCI 0001.0100 32 slots 4 ports 3 Gbps 0x33 impl SATA mode [ 1.004641] ahci 0000:00:1f.2: flags: 64bit ncq sntf led clo pio slum part ems [ 1.004706] ahci 0000:00:1f.2: setting latency timer to 64 [ 1.060086] scsi2 : ahci [ 1.060536] scsi3 : ahci [ 1.060918] scsi4 : ahci [ 1.061311] scsi5 : ahci [ 1.061717] scsi6 : ahci [ 1.062141] scsi7 : ahci [ 1.062287] ata3: SATA max UDMA/133 abar m2048@0x90221000 port 0x90221100 irq 28 [ 1.062352] ata4: SATA max UDMA/133 abar m2048@0x90221000 port 0x90221180 irq 28 [ 1.062416] ata5: DUMMY [ 1.062455] ata6: DUMMY [ 1.062494] ata7: SATA max UDMA/133 abar m2048@0x90221000 port 0x90221300 irq 28 [ 1.062558] ata8: SATA max UDMA/133 abar m2048@0x90221000 port 0x90221380 irq 28 ... [ 1.411284] ata3: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 1.411353] ata4: SATA link down (SStatus 0 SControl 300) [ 1.412138] ata3.00: ATA-8: WDC WD2502ABYS-01B7A0, 02.03B02, max UDMA/133 [ 1.412192] ata3.00: 490350672 sectors, multi 0: LBA48 NCQ (depth 31/32) [ 1.413221] ata3.00: configured for UDMA/133 [ 1.413351] scsi 2:0:0:0: Direct-Access ATA WDC WD2502ABYS-0 02.0 PQ: 0 ANSI: 5 [ 1.421264] ata8: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 1.430076] ata7: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 1.463476] ata8.00: ATA-7: ST3400620NS, 3.AEG, max UDMA/133 [ 1.463527] ata8.00: 781422768 sectors, multi 0: LBA48 NCQ (depth 31/32) [ 1.476751] ata7.00: ATA-7: ST3400620NS, 3.AEG, max UDMA/133 [ 1.476801] ata7.00: 781422768 sectors, multi 0: LBA48 NCQ (depth 31/32) [ 1.521804] ata8.00: configured for UDMA/133 [ 1.521856] ata8: exception Emask 0x10 SAct 0x0 SErr 0x0 action 0xf t4 [ 1.521908] ata8: irq_stat 0x00400040, connection status changed [ 1.521962] ata8: hard resetting link [ 1.535080] ata7.00: configured for UDMA/133 [ 1.535132] ata7: exception Emask 0x10 SAct 0x0 SErr 0x0 action 0xf t4 [ 1.535183] ata7: irq_stat 0x00400040, connection status changed [ 1.535237] ata7: hard resetting link [ 2.270032] ata8: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 2.280074] ata7: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 2.363041] ata8.00: configured for UDMA/133 [ 2.363088] ata8: EH complete [ 2.368005] ata7.00: configured for UDMA/133 [ 2.368051] ata7: EH complete --------------040808070201030400090506--