From: kamezawa.hiroyu@jp.fujitsu.com
To: Hugh Dickins <hugh@veritas.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Ethan Solomita <solo@google.com>,
linux-mm@kvack.org
Subject: Re: Re: page_referenced() and VM_LOCKED
Date: Sat, 17 Nov 2007 09:32:36 +0900 (JST) [thread overview]
Message-ID: <16909246.1195259556869.kamezawa.hiroyu@jp.fujitsu.com> (raw)
In-Reply-To: <Pine.LNX.4.64.0711161749020.12201@blonde.wat.veritas.com>
>> > I would've thought the point was to treat locked pages as active, never
>> > pushing them into the inactive list, but since that's not quite what's
>> > happening I was hoping someone could give me a clue.
>
>Rik and Lee and others have proposed that we keep VM_LOCKED pages
>off both active and inactive lists: that seems a better way forward.
>
agreed.
>> Then, "VM_LOCKED & not referenced" anon page is added to swap cache
>> (before pushed back to active list)
>>
>> Seems intended ?
>
>Not intended, no. Rather a waste of swap. How about this patch?
>
seems nice. I'd like to do some test in the next week,
Thanks,
-Kame
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next prev parent reply other threads:[~2007-11-17 0:32 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-16 4:25 Ethan Solomita
2007-11-16 5:46 ` KAMEZAWA Hiroyuki
2007-11-16 18:00 ` Hugh Dickins
2007-12-05 0:26 ` Ethan Solomita
2007-12-05 15:54 ` Hugh Dickins
2007-11-17 0:32 ` kamezawa.hiroyu [this message]
2007-11-19 9:39 ` KAMEZAWA Hiroyuki
2007-11-19 19:09 ` Hugh Dickins
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