From: Nigel Cunningham <ncunningham@cyclades.com>
To: Shaohua Li <shaohua.li@intel.com>
Cc: lkml <linux-kernel@vger.kernel.org>,
"Rafael J. Wysocki" <rjw@sisk.pl>, Pavel Machek <pavel@ucw.cz>,
Andrew Morton <akpm@osdl.org>
Subject: Re: [PATCH 2/3] swsusp i386 mark special saveable/unsaveable pages
Date: Wed, 19 Apr 2006 12:08:44 +1000 [thread overview]
Message-ID: <200604191208.49386.ncunningham@cyclades.com> (raw)
In-Reply-To: <1145411499.19994.12.camel@sli10-desk.sh.intel.com>
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Hi.
On Wednesday 19 April 2006 11:51, Shaohua Li wrote:
> On Wed, 2006-04-19 at 11:41 +1000, Nigel Cunningham wrote:
> > Oh, and while we're on the topic, if only part of a page is NVS, what's
> > the right behaviour? My e820 table has:
> >
> > BIOS-e820: 000000003dff0000 - 000000003dffffc0 (ACPI data)
> > BIOS-e820: 000000003dffffc0 - 000000003e000000 (ACPI NVS)
>
> If only part of a page is NVS, my patch will save the whole page. Any
> other idea?
A device model driver that handles saving just the part of the page, using
preallocated buffers to avoid the potential allocation problems? (The whole
page could then safely be Nosave).
Regards,
Nigel
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next prev parent reply other threads:[~2006-04-19 2:10 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-04-12 2:38 [PATCH 2/3] swsusp i386 mark special saveable/unsaveable pages Shaohua Li
2006-04-18 22:38 ` Nigel Cunningham
2006-04-19 1:22 ` Shaohua Li
2006-04-19 1:41 ` Nigel Cunningham
2006-04-19 1:51 ` Shaohua Li
2006-04-19 2:08 ` Nigel Cunningham [this message]
2006-04-19 2:53 ` Shaohua Li
2006-04-19 2:59 ` Nigel Cunningham
2006-04-19 3:28 ` Shaohua Li
2006-04-19 6:33 ` Nigel Cunningham
2006-04-20 3:08 ` Shaohua Li
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