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Message-ID: <455B5ADF.2040503@gmail.com>
Date: Wed, 15 Nov 2006 11:22:23 -0700
From: "Berck E. Nash" <flyboy@...il.com>
To: Tejun Heo <htejun@...il.com>
CC: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: 2.6.18 - AHCI detection pauses excessively
Tejun Heo wrote:
> Hmmm.. Can you try with the attached patch applied? Also, please turn
> on kernel config 'Kernel Hacking -> Show timing info on printks' and
> report boot dmesg.
Looks like you forgot to attach the patch, so I couldn't test it:)
Here's the section with the annoying hang with timing info. I noticed
that there are similar messages repeated later, but without as much
hang, so I've attached the entire dmesg as well, in case it's of any help.
[ 74.774249] scsi2 : ahci
[ 75.232531] ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
[ 105.197121] ata2.00: qc timeout (cmd 0xec)
[ 105.197168] ata2.00: failed to IDENTIFY (I/O error, err_mask=0x104)
[ 113.040691] ata2: port is slow to respond, please be patient (Status
0x80)
[ 135.973052] ata2: port failed to respond (30 secs, Status 0x80)
[ 135.973098] ata2: COMRESET failed (device not ready)
[ 135.973145] ata2: hardreset failed, retrying in 5 secs
[ 141.836829] ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
[ 142.366267] ata2.00: failed to IDENTIFY (I/O error, err_mask=0x100)
[ 143.171270] ata2: SATA link down (SStatus 0 SControl 300)
Berck
View attachment "dmesg" of type "text/plain" (31326 bytes)
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