linux-kernel - Re: [PATCH 10/28] FS-Cache: Recruit a couple of page flags for cache management [try #2]

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Message-Id: <200801072233.51294.nickpiggin@yahoo.com.au>
Date:	Mon, 7 Jan 2008 22:33:50 +1100
From:	Nick Piggin <nickpiggin@...oo.com.au>
To:	David Howells <dhowells@...hat.com>
Cc:	viro@....linux.org.uk, hch@...radead.org,
	Trond.Myklebust@...app.com, sds@...ho.nsa.gov,
	casey@...aufler-ca.com, linux-kernel@...r.kernel.org,
	selinux@...ho.nsa.gov, linux-security-module@...r.kernel.org
Subject: Re: [PATCH 10/28] FS-Cache: Recruit a couple of page flags for cache management [try #2]

On Thursday 03 January 2008 03:27, David Howells wrote:
> Nick Piggin <nickpiggin@...oo.com.au> wrote:
> > Then make a PG_private2 bit and use that.
>
> To what end?  Are you suggesting I should have:
>
> 	PG_private2 = PG_private | PG_fscache

No. I mean call the bit PG_private2. That way non-pagecache and
filesystems that don't use fscache can use it.
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