netdev - Re: Bug#609538: r8169: long delay during resume

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Date:	Tue, 11 Jan 2011 08:29:19 +0100
From:	Jarek Kamiński <jarek@...o.eu.org>
To:	Ben Hutchings <ben@...adent.org.uk>
CC:	609538@...s.debian.org, Hayes Wang <hayeswang@...ltek.com>,
	romieu@...zoreil.com, netdev <netdev@...r.kernel.org>
Subject: Re: Bug#609538: r8169: long delay during resume

W dniu 11.01.2011 06:49, Ben Hutchings pisze:
> On Mon, 2011-01-10 at 14:14 +0100, Jarek Kamiński wrote:
>> Package: linux-2.6
>> Version: 2.6.37-1~experimental.1

>> 2.6.37 introduces regression in r8169. During every resume I get ~20
>> seconds delay:
>> Jan 10 13:57:15 rocket kernel: [36458.257780] ata1.00: configured for UDMA/100
>> Jan 10 13:57:15 rocket kernel: [36517.738421] r8169 0000:13:00.0: eth0: unable to apply firmware patch
>> Jan 10 13:57:15 rocket kernel: [36517.739859] PM: resume of devices complete after 61177.644 msecs
>> Jan 10 13:57:15 rocket kernel: [36517.740258] PM: Finishing wakeup.
>> Jan 10 13:57:15 rocket kernel: [36517.740259] Restarting tasks ... done.
>>
>> Bisecting leads to commit bca03d5f32c8ee9b5cfa1d32640a63fded6cb3c0
>> (r8169: remove the firmware of RTL8111D.).

>> Either r8169 tries to load firmware too early, or it should keep it
>> loaded in memory for use during resume.
> 
> It should.  But an earlier version of this patch was also in Debian's
> 2.6.36 so it would have had the same problem.

The last 2.6.36 I've tried was 2.6.36-1~experimental.1, I've then
passsed and returned to 2.6.32 for unrelated problems. I think it wasn't
affected, but I can re-check it and/or test later 2.6.36 versions if it
may help.

Sorry if my information was misleading.


-- 
pozdr(); // Jarek
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