linux-kernel - Re: [PATCH] i915: slab shrinker have to return -1 if it cant shrink any objects

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Message-ID: <20110714034701.GA31294@dastard>
Date:	Thu, 14 Jul 2011 13:47:01 +1000
From:	Dave Chinner <david@...morbit.com>
To:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
Cc:	chris@...is-wilson.co.uk, keithp@...thp.com,
	linux-kernel@...r.kernel.org, airlied@...ux.ie,
	dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH] i915: slab shrinker have to return -1 if it cant
 shrink any objects

On Thu, Jul 14, 2011 at 11:48:08AM +0900, KOSAKI Motohiro wrote:
> >> If you are thinking the shrinker protocol is too complicated, doc update
> >> patch is really welcome.
> > 
> > Slab shrinkers have a nasty, crappy interface and the shrink_slab()
> > code is full of bugs.  Rather that telling people to "update the
> > documentation" because it's too complex, how about we fix the
> > interface and the bugs?
> 
> If you can take your time for that, I don't hesitate to help you. ;)

Its on my list of things to do if nobody else steps before I get
there ;)

Cheers,

Dave.
-- 
Dave Chinner
david@...morbit.com
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