From: Nigel Cunningham <ncunningham@cyclades.com>
To: Pavel Machek <pavel@suse.cz>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>, Andi Kleen <ak@suse.de>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
paul.devriendt@amd.com
Subject: Re: BIOS overwritten during resume (was: Re: Asus L5D resume on battery power)
Date: Sat, 05 Mar 2005 12:10:02 +1100 [thread overview]
Message-ID: <1109985002.3772.325.camel@desktop.cunningham.myip.net.au> (raw)
In-Reply-To: <20050304234149.GD2647@elf.ucw.cz>
Hi.
On Sat, 2005-03-05 at 10:41, Pavel Machek wrote:
> > non-RAM areas with PG_nosave, at least for sanity reasons (eg to be sure that
> > we do not break things by dumping stuff to where we should not write to).
>
> I'm not sure if it is not better to save & restore non-RAM areas, but
> it probably just does not matter.
IIRC, it does matter. I think there were situations where you got
something nasty (MCE/oops/freeze) if you tried reading memory that
doesn't exist. If you push me I'll put the effort into looking up
suspend2 archives to find the discussion :>
Regards,
Nigel
--
Nigel Cunningham
Software Engineer, Canberra, Australia
http://www.cyclades.com
Bus: +61 (2) 6291 9554; Hme: +61 (2) 6292 8028; Mob: +61 (417) 100 574
Maintainer of Suspend2 Kernel Patches http://softwaresuspend.berlios.de
next prev parent reply other threads:[~2005-03-05 1:20 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200502252237.04110.rjw@sisk.pl>
[not found] ` <20050227170253.GH1441@elf.ucw.cz>
[not found] ` <200502271919.45767.rjw@sisk.pl>
[not found] ` <200503022250.12823.rjw@sisk.pl>
2005-03-02 22:05 ` Pavel Machek
2005-03-02 23:47 ` Rafael J. Wysocki
2005-03-02 23:54 ` Pavel Machek
2005-03-03 8:02 ` Rafael J. Wysocki
2005-03-04 11:04 ` Pavel Machek
2005-03-04 13:15 ` Rafael J. Wysocki
2005-03-04 14:44 ` Nigel Cunningham
2005-03-04 20:11 ` Pavel Machek
2005-03-04 23:26 ` Rafael J. Wysocki
2005-03-04 23:37 ` Nigel Cunningham
2005-03-05 0:51 ` Bernard Blackham
2005-03-04 23:41 ` Pavel Machek
2005-03-05 1:10 ` Nigel Cunningham [this message]
2005-03-05 9:08 ` Rafael J. Wysocki
2005-03-06 17:29 ` Rafael J. Wysocki
2005-03-06 19:41 ` Pavel Machek
2005-03-06 21:53 ` Rafael J. Wysocki
2005-03-04 14:21 ` Nigel Cunningham
2005-03-05 18:43 ` Rafael J. Wysocki
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