linux-kernel - Re: [PATCH 1/8] compacting file_ra

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Date:	Fri, 20 Jul 2007 23:03:44 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Fengguang Wu <wfg@...l.ustc.edu.cn>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/8] compacting file_ra_state

On Sat, 21 Jul 2007 07:57:06 +0200 Andi Kleen <andi@...stfloor.org> wrote:

> On Fri, Jul 20, 2007 at 09:27:01PM -0700, Linus Torvalds wrote:
> > 
> > 
> > On Sat, 21 Jul 2007, Fengguang Wu wrote:
> > >
> > > Sorry, forgot to prefix the patch titles with [readahead].
> > > Should I repost?
> > 
> > Not for me, but on the other hand, I'd prefer for this to be in -mm a bit, 
> 
> Haven't the readahead patches already essentially been in -mm* for some time?
> I thought the new patches were some some restructured code, but essentially
> the tested algorithms? 
> 

The all-singing all-dancging readahead code was in -mm for maybe a year. 
Then the much-reduced, feasible-for-merging code was in -mm for several
months.  It went mainline this week.

This new patch series is some optimisation and algorithm tweaking on top of
the recently-merged well-tested stuff.  Waiting for 2.6.24 is appropriate.


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