From: Hugh Dickins <hughd@google.com>
To: Will Huck <will.huckk@gmail.com>
Cc: Ric Mason <ric.masonn@gmail.com>,
Andrew Morton <akpm@linux-foundation.org>,
Mel Gorman <mgorman@suse.de>, Petr Holasek <pholasek@redhat.com>,
Andrea Arcangeli <aarcange@redhat.com>,
Izik Eidus <izik.eidus@ravellosystems.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH 2/7] ksm: treat unstable nid like in stable tree
Date: Tue, 5 Mar 2013 20:31:16 -0800 (PST) [thread overview]
Message-ID: <alpine.LNX.2.00.1303052024570.29433@eggly.anvils> (raw)
In-Reply-To: <51369BB9.6030608@gmail.com>
On Wed, 6 Mar 2013, Will Huck wrote:
>
> How ksm treat a ksm forked page? IIUC, it's not merged in ksm stable tree. It
> will just be ignore?
No, it's there in the stable tree, as it was before it got forked. And
when ksmd comes around to find the new mm, it will allocate an rmap_item
for that page in the new mm, and append it to the existing stable_node.
Hugh
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next prev parent reply other threads:[~2013-03-06 4:32 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-21 8:17 [PATCH 0/7] ksm: responses to NUMA review Hugh Dickins
2013-02-21 8:19 ` [PATCH 1/7] ksm: add some comments Hugh Dickins
2013-02-22 4:26 ` Ric Mason
2013-02-22 20:50 ` Hugh Dickins
2013-02-21 8:20 ` [PATCH 2/7] ksm: treat unstable nid like in stable tree Hugh Dickins
2013-02-22 7:13 ` Ric Mason
2013-02-22 21:03 ` Hugh Dickins
2013-03-01 5:29 ` Ric Mason
2013-03-01 20:03 ` Hugh Dickins
2013-03-02 1:10 ` Ric Mason
2013-03-02 2:57 ` Hugh Dickins
2013-03-06 1:28 ` Will Huck
2013-03-06 4:31 ` Hugh Dickins [this message]
2013-03-06 2:37 ` Ric Mason
2013-03-06 5:05 ` Hugh Dickins
2013-03-06 6:58 ` Ric Mason
2013-03-06 10:18 ` Ric Mason
2013-03-07 23:26 ` Ric Mason
2013-02-21 8:22 ` [PATCH 3/7] ksm: shrink 32-bit rmap_item back to 32 bytes Hugh Dickins
2013-02-21 8:23 ` [PATCH 4/7] mm,ksm: FOLL_MIGRATION do migration_entry_wait Hugh Dickins
2013-02-21 8:25 ` [PATCH 5/7] mm,ksm: swapoff might need to copy Hugh Dickins
2013-02-21 14:53 ` Johannes Weiner
2013-02-22 17:16 ` Hugh Dickins
2013-02-21 8:27 ` [PATCH 6/7] mm: cleanup "swapcache" in do_swap_page Hugh Dickins
2013-02-21 8:29 ` [PATCH 7/7] ksm: allocate roots when needed Hugh Dickins
2013-02-22 3:44 ` [PATCH 0/7] ksm: responses to NUMA review Ric Mason
2013-02-22 20:38 ` Hugh Dickins
2013-02-24 1:39 ` Ric Mason
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