From: Nikita Danilov <Nikita@Namesys.COM>
To: David Woodhouse <dwmw2@infradead.org>
Cc: manningc2@actrix.gen.nz, linux-fsdevel@vger.kernel.org
Subject: Re: Implementing writepage
Date: Mon, 27 Oct 2003 11:43:29 +0300 [thread overview]
Message-ID: <16284.55985.863779.2130@laputa.namesys.com> (raw)
In-Reply-To: <1067243966.15551.256.camel@hades.cambridge.redhat.com>
David Woodhouse writes:
> On Mon, 2003-10-27 at 11:34 +0300, Nikita Danilov wrote:
> > Note that ->writepage() is used not only by mmap() (actually, it is only
> > used by mmap() is file system doesn't provide its on
> > ->writepages()). ->writepage() is used by VM to write pages in response
> > to the memory pressure (see mm/vmscan.c:shrink_list()). Every
> > well-behaving file system has to provide ->writepage() for this purpose.
>
> How do you get dirty but still file-backed pages if you don't get them
> by shared writable mmap?
By write(2)? May be I am missing something in this discussion, though.
>
> --
> dwmw2
>
Nikita.
next prev parent reply other threads:[~2003-10-27 8:43 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-10-07 4:11 fs test suite Pat LaVarre
2003-10-07 14:17 ` Randy.Dunlap
2003-10-07 14:59 ` Zachary Peterson
2003-10-07 17:16 ` Randy.Dunlap
2003-10-07 18:54 ` Pat LaVarre
2003-10-07 18:58 ` Randy.Dunlap
2003-10-07 19:26 ` Pat LaVarre
2003-10-20 9:12 ` srfs - a new file system Nir Tzachar
2003-10-20 21:00 ` Eric Sandall
2003-10-21 12:07 ` Nir Tzachar
2003-10-21 14:29 ` Brian Beattie
2003-10-21 16:59 ` Jan Harkes
2003-10-23 13:58 ` Pavel Machek
2003-10-24 9:28 ` Nir Tzachar
2003-10-22 4:57 ` Erik Andersen
2003-10-22 10:16 ` Nir Tzachar
2003-10-22 14:22 ` Jan Harkes
2003-10-23 7:50 ` Nir Tzachar
2003-10-23 12:33 ` Jan Hudec
2003-10-23 20:12 ` Pat LaVarre
2003-10-24 9:21 ` Nir Tzachar
2003-10-24 12:08 ` Matthew Wilcox
2003-10-24 19:14 ` Nir Tzachar
2003-10-24 14:38 ` Jan Harkes
2003-10-24 19:16 ` Nir Tzachar
2003-10-24 20:11 ` Andreas Dilger
2003-10-24 20:24 ` Pat LaVarre
2003-10-24 20:38 ` Andreas Dilger
2003-10-24 20:52 ` Pat LaVarre
2003-10-24 21:00 ` Nir Tzachar
2003-10-24 21:22 ` Pat LaVarre
2003-10-24 23:03 ` Nir Tzachar
2003-10-25 0:23 ` Bryan Henderson
2003-10-25 10:37 ` Nir Tzachar
2003-10-24 21:15 ` Andreas Dilger
2003-10-24 20:53 ` Nir Tzachar
2003-10-25 8:01 ` Jan Hudec
2003-10-22 10:21 ` Nir Tzachar
2003-10-25 9:27 ` Implementing writepage Charles Manning
2003-10-25 16:18 ` David Woodhouse
2003-10-25 22:40 ` Charles Manning
2003-10-26 10:25 ` David Woodhouse
2003-10-26 15:28 ` Matthew Wilcox
2003-10-26 18:47 ` Mark B
2003-10-26 20:40 ` Charles Manning
2003-10-26 21:04 ` David Woodhouse
2003-10-26 20:54 ` Charles Manning
2003-10-27 8:34 ` Nikita Danilov
2003-10-27 8:39 ` David Woodhouse
2003-10-27 8:43 ` Nikita Danilov [this message]
2003-10-27 8:46 ` David Woodhouse
2003-10-27 8:52 ` Nikita Danilov
2003-10-27 9:06 ` David Woodhouse
2003-10-27 9:08 ` David Woodhouse
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