linux-kernel - Re: [PATCH 1/2] slub: fix leakage

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Message-ID: <Pine.LNX.4.64.0711031859340.14407@blonde.wat.veritas.com>
Date:	Sat, 3 Nov 2007 19:04:35 +0000 (GMT)
From:	Hugh Dickins <hugh@...itas.com>
To:	Christoph Lameter <clameter@....com>
cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] slub: fix leakage

On Sat, 3 Nov 2007, Christoph Lameter wrote:
> On Sat, 3 Nov 2007, Hugh Dickins wrote:
> 
> > Which fixes the leakage: Objects and Partials then remain stable.
> 
> Well this code is just an optimization for a rare case.
> Your patch may not handle the debug situation the right way.

Oh?  How?

> We could just remove it.

Hmm, that does seem a possibility.  It is going to increase the
number of partials in use, but they should go away later once
they fall out of use (in a repetitive test like mine).

I'll give it a try overnight and report back then.

Hugh
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