From: Dave Hansen <dave@linux.vnet.ibm.com>
To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: Andrew Morton <akpm@linux-foundation.org>,
pavel@suse.cz, linux-kernel@vger.kernel.org,
linux-pm@lists.osdl.org,
Matt Tolentino <matthew.e.tolentino@intel.com>,
Dave Hansen <haveblue@us.ibm.com>,
linux-mm@kvack.org, Mel Gorman <mel@skynet.ie>,
Andy Whitcroft <apw@shadowen.org>
Subject: Re: [PATCH] hibernation should work ok with memory hotplug
Date: Mon, 03 Nov 2008 16:52:47 -0800 [thread overview]
Message-ID: <1225759967.12673.521.camel@nimitz> (raw)
In-Reply-To: <200811040129.35335.rjw@sisk.pl>
On Tue, 2008-11-04 at 01:29 +0100, Rafael J. Wysocki wrote:
> > Since zone *ranges* overlap, you can't tell to which zone a page belongs
> > simply from its address. You need to ask the 'struct page'.
>
> Understood.
>
> This means that some zones may contain some ranges of pfns that correspond
> to struct pages in another zone, correct?
Yup, that's correct.
The patch looks good to me.
-- Dave
WARNING: multiple messages have this Message-ID (diff)
From: Dave Hansen <dave@linux.vnet.ibm.com>
To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: Andrew Morton <akpm@linux-foundation.org>,
pavel@suse.cz, linux-kernel@vger.kernel.org,
linux-pm@lists.osdl.org,
Matt Tolentino <matthew.e.tolentino@intel.com>,
Dave Hansen <haveblue@us.ibm.com>,
linux-mm@kvack.org, Mel Gorman <mel@skynet.ie>,
Andy Whitcroft <apw@shadowen.org>
Subject: Re: [PATCH] hibernation should work ok with memory hotplug
Date: Mon, 03 Nov 2008 16:52:47 -0800 [thread overview]
Message-ID: <1225759967.12673.521.camel@nimitz> (raw)
In-Reply-To: <200811040129.35335.rjw@sisk.pl>
On Tue, 2008-11-04 at 01:29 +0100, Rafael J. Wysocki wrote:
> > Since zone *ranges* overlap, you can't tell to which zone a page belongs
> > simply from its address. You need to ask the 'struct page'.
>
> Understood.
>
> This means that some zones may contain some ranges of pfns that correspond
> to struct pages in another zone, correct?
Yup, that's correct.
The patch looks good to me.
-- Dave
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next prev parent reply other threads:[~2008-11-04 0:52 UTC|newest]
Thread overview: 105+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-29 10:59 [PATCH] hibernation should work ok with memory hotplug Pavel Machek
2008-10-29 12:25 ` Rafael J. Wysocki
2008-11-03 20:51 ` Andrew Morton
2008-11-03 20:51 ` Andrew Morton
2008-11-03 21:18 ` [linux-pm] " Nigel Cunningham
2008-11-03 21:18 ` Nigel Cunningham
2008-11-03 21:21 ` Dave Hansen
2008-11-03 22:24 ` Rafael J. Wysocki
2008-11-03 22:24 ` Rafael J. Wysocki
2008-11-03 22:34 ` Dave Hansen
2008-11-03 22:34 ` Dave Hansen
2008-11-03 23:05 ` Rafael J. Wysocki
2008-11-03 23:05 ` Rafael J. Wysocki
2008-11-03 23:10 ` Dave Hansen
2008-11-03 23:10 ` Dave Hansen
2008-11-04 0:29 ` Rafael J. Wysocki
2008-11-04 0:29 ` Rafael J. Wysocki
2008-11-04 0:52 ` Dave Hansen [this message]
2008-11-04 0:52 ` Dave Hansen
2008-11-03 23:39 ` Andy Whitcroft
2008-11-03 23:39 ` Andy Whitcroft
2008-11-04 4:02 ` [linux-pm] " Nigel Cunningham
2008-11-04 4:02 ` Nigel Cunningham
2008-11-04 7:08 ` Rafael J. Wysocki
2008-11-04 7:08 ` Rafael J. Wysocki
2008-11-04 7:36 ` Dave Hansen
2008-11-04 7:36 ` Dave Hansen
2008-11-04 8:54 ` Rafael J. Wysocki
2008-11-04 8:54 ` Rafael J. Wysocki
2008-11-04 15:21 ` Dave Hansen
2008-11-04 15:21 ` Dave Hansen
2008-11-04 15:35 ` Rafael J. Wysocki
2008-11-04 15:35 ` Rafael J. Wysocki
2008-11-04 15:39 ` Dave Hansen
2008-11-04 15:39 ` Dave Hansen
2008-11-04 16:34 ` Rafael J. Wysocki
2008-11-04 16:34 ` Rafael J. Wysocki
2008-11-04 16:59 ` Dave Hansen
2008-11-05 0:38 ` KAMEZAWA Hiroyuki
2008-11-05 0:38 ` KAMEZAWA Hiroyuki
2008-11-05 11:08 ` Rafael J. Wysocki
2008-11-05 11:08 ` Rafael J. Wysocki
2008-11-06 0:14 ` KAMEZAWA Hiroyuki
2008-11-06 0:14 ` KAMEZAWA Hiroyuki
2008-11-06 0:28 ` Dave Hansen
2008-11-06 0:28 ` Dave Hansen
2008-11-06 0:53 ` KAMEZAWA Hiroyuki
2008-11-06 0:53 ` KAMEZAWA Hiroyuki
2008-11-06 2:03 ` Nigel Cunningham
2008-11-06 2:03 ` Nigel Cunningham
2008-11-06 2:13 ` KAMEZAWA Hiroyuki
2008-11-06 2:13 ` KAMEZAWA Hiroyuki
2008-11-06 14:47 ` Alan Stern
2008-11-06 14:47 ` Alan Stern
2008-11-07 1:09 ` KAMEZAWA Hiroyuki
2008-11-07 1:09 ` KAMEZAWA Hiroyuki
2008-11-07 1:09 ` KAMEZAWA Hiroyuki
2008-11-06 8:47 ` Pavel Machek
2008-11-06 8:47 ` Pavel Machek
2008-11-06 1:17 ` KAMEZAWA Hiroyuki
2008-11-06 1:17 ` KAMEZAWA Hiroyuki
2008-11-06 1:43 ` Nigel Cunningham
2008-11-06 1:43 ` Nigel Cunningham
2008-11-06 1:54 ` KAMEZAWA Hiroyuki
2008-11-06 1:54 ` KAMEZAWA Hiroyuki
2008-11-06 1:59 ` KAMEZAWA Hiroyuki
2008-11-06 1:59 ` KAMEZAWA Hiroyuki
2008-11-06 2:00 ` Nigel Cunningham
2008-11-06 2:00 ` Nigel Cunningham
2008-11-06 2:07 ` KAMEZAWA Hiroyuki
2008-11-06 2:07 ` KAMEZAWA Hiroyuki
2008-11-06 3:12 ` KAMEZAWA Hiroyuki
2008-11-06 3:12 ` KAMEZAWA Hiroyuki
2008-11-06 3:28 ` Yasunori Goto
2008-11-06 3:28 ` Yasunori Goto
2008-11-06 6:04 ` KAMEZAWA Hiroyuki
2008-11-06 6:04 ` KAMEZAWA Hiroyuki
2008-11-06 14:48 ` Alan Stern
2008-11-06 14:48 ` Alan Stern
2008-11-06 14:48 ` Alan Stern
2008-11-06 20:46 ` Nigel Cunningham
2008-11-06 20:46 ` Nigel Cunningham
2008-11-06 9:12 ` Pavel Machek
2008-11-06 9:12 ` Pavel Machek
2008-11-06 9:12 ` KAMEZAWA Hiroyuki
2008-11-06 9:12 ` KAMEZAWA Hiroyuki
2008-11-06 9:26 ` Nigel Cunningham
2008-11-06 9:26 ` Nigel Cunningham
2008-11-06 14:43 ` Alan Stern
2008-11-06 14:43 ` Alan Stern
2008-11-06 14:43 ` Alan Stern
2008-11-04 7:09 ` Dave Hansen
2008-11-04 7:09 ` Dave Hansen
2008-11-04 7:30 ` Nigel Cunningham
2008-11-04 7:30 ` Nigel Cunningham
2008-11-04 7:53 ` Dave Hansen
2008-11-04 7:53 ` Dave Hansen
2008-11-05 9:10 ` Nigel Cunningham
2008-11-05 9:10 ` Nigel Cunningham
2008-11-05 10:58 ` Rafael J. Wysocki
2008-11-05 10:58 ` Rafael J. Wysocki
2008-11-05 16:23 ` Dave Hansen
2008-11-05 16:23 ` Dave Hansen
2008-11-06 12:28 ` Pavel Machek
2008-11-06 12:28 ` Pavel Machek
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