From: Tejun Heo <htejun@gmail.com>
To: Alan <alan@lxorguk.ukuu.org.uk>
Cc: Pavel Roskin <proski@gnu.org>, linux-ide@vger.kernel.org
Subject: Re: ata_piix on Thinkpad T30 - qc timeout on boot
Date: Wed, 15 Nov 2006 21:06:15 +0900 [thread overview]
Message-ID: <455B02B7.8030502@gmail.com> (raw)
In-Reply-To: <20061115114748.7a51d03c@localhost.localdomain>
Alan wrote:
> On Wed, 15 Nov 2006 00:43:10 -0500
> Pavel Roskin <proski@gnu.org> wrote:
>
>> Hello again and sorry for post scriptum.
>>
>> On Tue, 2006-11-14 at 23:04 -0500, Pavel Roskin wrote:
>>
>>> ata2.01: qc timeout (cmd 0xa1)
>>> ata2.01: failed to IDENTIFY (I/O error, err_mask=0x4)
>
> Just about everyone is seeing this with the new EH code and current
> libata. If you back out the EH changes life seems to go back to normal.
If you're talking about phantom device problem, it isn't related to EH
itself. It's because of irq-pio which was merged together with EH and
the fix is polling IDENTIFY.
--
tejun
prev parent reply other threads:[~2006-11-15 12:06 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-15 4:04 ata_piix on Thinkpad T30 - qc timeout on boot Pavel Roskin
2006-11-15 5:43 ` Pavel Roskin
2006-11-15 11:12 ` Tejun Heo
2006-11-15 20:00 ` Pavel Roskin
2006-11-15 20:43 ` Jeff Garzik
2006-11-15 11:47 ` Alan
2006-11-15 12:06 ` Tejun Heo [this message]
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