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Date: Tue, 8 Oct 2002 19:19:00 +0100
From: Christoph Hellwig <hch@infradead.org>
To: tytso@mit.edu
Cc: linux-kernel@vger.kernel.org, ext2-devel@lists.sourceforge.net,
       Ed Tomlinson <tomlins@cam.org>
Subject: Re: [Ext2-devel] [RFC] [PATCH 1/4] Add extended attributes to ext2/3
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	Ed Tomlinson <tomlins@cam.org>
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In-Reply-To: <E17yymB-00021j-00@think.thunk.org>; from tytso@mit.edu on Tue, Oct 08, 2002 at 02:08:11PM -0400
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On Tue, Oct 08, 2002 at 02:08:11PM -0400, tytso@mit.edu wrote:
> 
> This is the first of four patches which add extended attribute support
> to the ext2 and ext3 filesystems.  It is a port of Andreas Gruenbacher's
> patches, which have been well tested and in a number of distributions
> (including RH 8, if I'm not mistaken) already.

RH backed it out after the second or third beta due to bugginess..

> This first patch creates a generic interface for registering caches with
> the VM subsystem so that they can react appropriately to memory
> pressure.

I'd suggest Ed Tomlinson's much saner interface that adds a third callbackj
to kmem_cache_t (similar to the Solaris implementation) instead.

Doing this outside slab is not a good idea (and XFS currently does
it too - in it's own code which should be replaced with Ed's one)
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