From: Rik van Riel <riel@conectiva.com.br>
To: Andrew Morton <akpm@zip.com.au>
Cc: "linux-mm@kvack.org" <linux-mm@kvack.org>
Subject: Re: MAP_SHARED handling
Date: Thu, 5 Sep 2002 09:35:49 -0300 (BRT) [thread overview]
Message-ID: <Pine.LNX.4.44L.0209050934290.1857-100000@imladris.surriel.com> (raw)
In-Reply-To: <3D7705C5.E41B5D5F@zip.com.au>
On Thu, 5 Sep 2002, Andrew Morton wrote:
> One thing bugs me a little bit.
> - We'll be calling ->vm_writeback() once per page, and it'll only
> discover a single dirty page on swapper_space.dirty_pages.
> So.... Could we do something like: if the try_to_unmap() call turned
> the page from !PageDirty to PageDirty, give it another go around the
> list?
FreeBSD is doing this and seems to be getting good results
with it, so I guess it'll improve our VM too ;)
Rik
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next prev parent reply other threads:[~2002-09-05 12:35 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-09-05 7:20 Andrew Morton
2002-09-05 12:35 ` Rik van Riel [this message]
2002-09-05 16:52 ` Daniel Phillips
2002-09-05 17:47 ` Andrew Morton
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