Re: Possible Idea with filesystem buffering.

Rik van Riel
2002-01-22T19:04:20Z

On Tue, 22 Jan 2002, Andrew Morton wrote:
> Hans Reiser wrote:
> >
> > So is there a consensus view that we need 2 calls, one to write a
> > particular page, and one to exert memory pressure, and the call to write
> > a particular page should only be used when we really need to write that
> > particular page?
>
> Note that writepage() doesn't get used much. Most VM-initiated
> filesystem writeback activity is via try_to_release_page(), which
> has somewhat more vague and flexible semantics.

We may want to change this though, or at the very least get
rid of the horrible interplay between ->writepage and
try_to_release_page() ...

regards,

Rik
--
"Linux holds advantages over the single-vendor commercial OS"
-- Microsoft's "Competing with Linux" document

http://www.surriel.com/ http://distro.conectiva.com/