linux-kernel - Re: swsusp regression (s2dsk) [Was: 2.6.18-rc2-mm1]

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Message-ID: <44CBF60C.3090508@gmail.com>
Date:	Sun, 30 Jul 2006 01:57:41 +0159
From:	Jiri Slaby <jirislaby@...il.com>
To:	Pavel Machek <pavel@....cz>
CC:	Jiri Slaby <jirislaby@...il.com>,
	"Rafael J. Wysocki" <rjw@...k.pl>, Andrew Morton <akpm@...l.org>,
	linux-kernel@...r.kernel.org, linux-pm@...l.org, linux-mm@...ck.org
Subject: Re: swsusp regression (s2dsk) [Was: 2.6.18-rc2-mm1]

Pavel Machek napsal(a):
> Hi!
> 
>>>> I have problems with swsusp again. While suspending, the very last thing kernel
>>>> writes is 'restoring higmem' and then hangs, hardly. No sysrq response at all.
>>>> Here is a snapshot of the screen:
>>>> http://www.fi.muni.cz/~xslaby/sklad/swsusp_higmem.gif
>>>>
>>>> It's SMP system (HT), higmem enabled (1 gig of ram).
>>> Most probably it hangs in device_power_up(), so the problem seems to be
>>> with one of the devices that are resumed with IRQs off.
>>>
>>> Does vanila .18-rc2 work?
>> Yup, it does.
> 
> Can you try up kernel, no highmem? (mem=512M)?

It writes then:
p16v: status 0xffffffff, mask 0x00001000, pvoice f7c04a20, use 0
in endless loop when resuming -- after reading from swap.

regards,
-- 
<a href="http://www.fi.muni.cz/~xslaby/">Jiri Slaby</a>
faculty of informatics, masaryk university, brno, cz
e-mail: jirislaby gmail com, gpg pubkey fingerprint:
B674 9967 0407 CE62 ACC8  22A0 32CC 55C3 39D4 7A7E
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