From: "Michael S. Tsirkin" <mst@redhat.com>
To: Rik van Riel <riel@redhat.com>
Cc: Rafael Aquini <aquini@redhat.com>,
"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
Peter Zijlstra <peterz@infradead.org>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
virtualization@lists.linux-foundation.org,
Rusty Russell <rusty@rustcorp.com.au>, Mel Gorman <mel@csn.ul.ie>,
Andi Kleen <andi@firstfloor.org>,
Andrew Morton <akpm@linux-foundation.org>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Minchan Kim <minchan@kernel.org>
Subject: Re: [PATCH v8 1/5] mm: introduce a common interface for balloon pages mobility
Date: Fri, 24 Aug 2012 11:03:27 +0300 [thread overview]
Message-ID: <20120824080327.GA7830@redhat.com> (raw)
In-Reply-To: <5036F111.4040607@redhat.com>
On Thu, Aug 23, 2012 at 11:12:17PM -0400, Rik van Riel wrote:
> On 08/23/2012 07:36 PM, Michael S. Tsirkin wrote:
>
> >--->
> >
> >virtio-balloon: replace page->lru list with page->private.
> >
> >The point is to free up page->lru for use by compaction.
> >Warning: completely untested, will provide tested version
> >if we agree on this direction.
>
> A singly linked list is not going to work for page migration,
> which needs to get pages that might be in the middle of the
> balloon list.
For virtballoon_migratepage? Hmm I think you are right. I'll
need to think it over but if we can think of no other way
to avoid ther need to handle isolation in virtio,
we'll just have to use the original plan and add
balloon core to mm.
> --
> All rights reversed
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next prev parent reply other threads:[~2012-08-24 8:02 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-21 12:47 [PATCH v8 0/5] make balloon pages movable by compaction Rafael Aquini
2012-08-21 12:47 ` [PATCH v8 1/5] mm: introduce a common interface for balloon pages mobility Rafael Aquini
2012-08-21 13:52 ` Michael S. Tsirkin
2012-08-21 14:25 ` Michael S. Tsirkin
2012-08-21 15:16 ` Peter Zijlstra
2012-08-21 15:41 ` Michael S. Tsirkin
2012-08-21 17:42 ` Rafael Aquini
2012-08-21 19:28 ` Michael S. Tsirkin
2012-08-21 17:55 ` Rafael Aquini
2012-08-21 19:16 ` Michael S. Tsirkin
2012-08-21 19:34 ` Rafael Aquini
2012-08-22 0:06 ` Michael S. Tsirkin
2012-08-21 15:20 ` Peter Zijlstra
2012-08-21 16:24 ` Paul E. McKenney
2012-08-21 17:28 ` Rafael Aquini
2012-08-21 19:13 ` Michael S. Tsirkin
2012-08-21 19:23 ` Rafael Aquini
2012-08-21 19:30 ` Michael S. Tsirkin
2012-08-21 20:45 ` Rafael Aquini
2012-08-22 0:07 ` Michael S. Tsirkin
2012-08-22 1:19 ` Rafael Aquini
2012-08-22 9:33 ` Michael S. Tsirkin
2012-08-23 2:19 ` Rafael Aquini
2012-08-23 10:01 ` Michael S. Tsirkin
2012-08-23 12:13 ` Rafael Aquini
2012-08-23 12:34 ` Michael S. Tsirkin
2012-08-23 13:06 ` Rafael Aquini
2012-08-23 13:53 ` Michael S. Tsirkin
2012-08-23 15:21 ` Rafael Aquini
2012-08-23 15:54 ` Michael S. Tsirkin
2012-08-23 16:03 ` Rik van Riel
2012-08-23 16:06 ` Rafael Aquini
2012-08-23 16:10 ` Michael S. Tsirkin
2012-08-23 16:25 ` Michael S. Tsirkin
2012-08-23 17:28 ` Rafael Aquini
2012-08-23 17:59 ` Rik van Riel
2012-08-23 23:36 ` Michael S. Tsirkin
2012-08-24 0:26 ` Rafael Aquini
2012-08-24 0:33 ` Rafael Aquini
2012-08-24 0:38 ` Rafael Aquini
2012-08-24 0:49 ` Rafael Aquini
2012-08-24 3:12 ` Rik van Riel
2012-08-24 8:03 ` Michael S. Tsirkin [this message]
2012-08-21 12:47 ` [PATCH v8 2/5] mm: introduce compaction and migration for ballooned pages Rafael Aquini
2012-08-21 12:47 ` [PATCH v8 3/5] virtio_balloon: introduce migration primitives to balloon pages Rafael Aquini
2012-08-21 14:40 ` Michael S. Tsirkin
2012-08-21 15:34 ` Peter Zijlstra
2012-08-21 15:37 ` Peter Zijlstra
2012-08-21 14:57 ` Michael S. Tsirkin
2012-08-21 12:47 ` [PATCH v8 4/5] mm: introduce putback_movable_pages() Rafael Aquini
2012-08-21 14:42 ` Michael S. Tsirkin
2012-08-21 12:47 ` [PATCH v8 5/5] mm: add vm event counters for balloon pages compaction Rafael Aquini
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