From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Pavel Machek <pavel@ucw.cz>
Cc: Nigel Cunningham <nigel@nigel.suspend2.net>,
Bill Davidsen <davidsen@tmr.com>,
Linux Kernel M/L <linux-kernel@vger.kernel.org>
Subject: Re: [2.6.21.1] resume doesn't run suspended kernel?
Date: Tue, 29 May 2007 14:03:07 +0200 [thread overview]
Message-ID: <200705291403.09773.rjw@sisk.pl> (raw)
In-Reply-To: <20070529112952.GA23046@elf.ucw.cz>
On Tuesday, 29 May 2007 13:29, Pavel Machek wrote:
> Hi!
>
> > > Yup. Don't we do something like this for the (ACPI-based) suspend to RAM
> > > already?
> >
> > Yeah, I was thinking about this overnight too. It should be doable. In
> > addition to what we already do, I think you'd want:
> >
> > - to copy the assembly to do the copying to a safe page;
> > - to put the location of the cpu state that was saved in the image
> > header so that it can be used after the data is copied back;
>
> ...alternatively, we can just rely on copy routine (and its data) not
> changing frequently.
>
> > - to copy the nosave data to a 'safe' page.
> >
> > What else?
>
> page directories need to be on a safe place, too.
They are already.
Greetings,
Rafael
next prev parent reply other threads:[~2007-05-29 11:57 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-26 22:42 [2.6.21.1] resume doesn't run suspended kernel? Bill Davidsen
2007-05-27 8:41 ` David Greaves
2007-05-27 13:10 ` Bill Davidsen
2007-05-27 15:26 ` David Greaves
2007-05-27 21:20 ` Pavel Machek
2007-05-27 21:17 ` Pavel Machek
2007-05-27 21:14 ` Pavel Machek
2007-05-28 3:15 ` Bill Davidsen
2007-05-28 13:21 ` Bill Davidsen
2007-05-28 13:26 ` Pavel Machek
2007-05-28 17:57 ` Rafael J. Wysocki
2007-05-28 22:48 ` Nigel Cunningham
2007-05-29 11:29 ` Pavel Machek
2007-05-29 12:03 ` Rafael J. Wysocki [this message]
2007-05-29 12:23 ` Nigel Cunningham
2007-05-29 12:40 ` Pavel Machek
2007-05-29 13:13 ` Nigel Cunningham
2007-05-29 21:51 ` Rafael J. Wysocki
2007-06-04 11:02 ` Pavel Machek
2007-06-04 11:05 ` Nigel Cunningham
2007-06-05 7:23 ` Stefan Seyfried
2007-06-05 14:08 ` Bill Davidsen
[not found] <fa.rXcMBo+RSE/6L84EBqFCeyFql/k@ifi.uio.no>
2007-05-27 2:44 ` Robert Hancock
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