linux-kernel - Re: 2.6.21-rc5: swsusp: Not enough free memory

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Message-Id: <200703291639.41515.rjw@sisk.pl>
Date:	Thu, 29 Mar 2007 16:39:40 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Jiri Slaby <jirislaby@...il.com>
Cc:	Linux kernel mailing list <linux-kernel@...r.kernel.org>,
	linux-pm@...ts.osdl.org, pavel@...e.cz
Subject: Re: 2.6.21-rc5: swsusp: Not enough free memory

On Thursday, 29 March 2007 09:44, Jiri Slaby wrote:
> Hi,
> 
> I'm getting this while trying to swsups the machine in -rc5, -rc4 is fine:
> 
> Disabling non-boot CPUs
> CPU 1 is now offline
> SMP alternatives: switching to UP code
> CPU1 is down
> swsusp: critical section:
> swsusp: Need to copy 131380 pages
> swsusp: Not enough free memory
> Error -12 suspending
> Enabling non-boot CPUs ...
> 
> # cat /sys/power/resume
> 8:6
> # cat /proc/swaps
> Filename                                Type            Size    Used    Priority
> /dev/sda6                               partition       1004020 0       -1
> 
> Any other info needed?

Beats me.  There were no changes that could result in such a thing between
-rc4 and -rc5, at least not in the swsusp department.

Could you please try to bisect?

> BTW. is this OK on resume?
> PM: Writing back config space on device 0000:02:00.0 at offset 1 (was 100006, w
> iting 100002)
> pnp: Failed to activate device 00:04.
> pnp: Failed to activate device 00:05.
>  usbdev5.3_ep00: PM: resume from 0, parent 5-4 still 2
> 
> # ll /sys/bus/pnp/devices/00\:0{4,5}/driver
> lrwxrwxrwx 1 root root 0 2007-03-29 09:16 /sys/bus/pnp/devices/00:04/driver
> -> ../../../bus/pnp/drivers/i8042 kbd
> lrwxrwxrwx 1 root root 0 2007-03-29 09:16 /sys/bus/pnp/devices/00:05/driver
> -> ../../../bus/pnp/drivers/i8042 aux

Well, I don't think so.

Greetings,
Rafael
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