linux-kernel - Re: Major regression on hackbench with SLUB (more numbers)

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Date:	Sat, 22 Dec 2007 14:51:47 +0200
From:	"Pekka Enberg" <penberg@...helsinki.fi>
To:	"Andi Kleen" <andi@...stfloor.org>
Cc:	"Ingo Molnar" <mingo@...e.hu>,
	"Christoph Lameter" <clameter@....com>,
	"Peter Zijlstra" <a.p.zijlstra@...llo.nl>,
	"Linus Torvalds" <torvalds@...ux-foundation.org>,
	"Steven Rostedt" <rostedt@...dmis.org>,
	LKML <linux-kernel@...r.kernel.org>,
	"Andrew Morton" <akpm@...ux-foundation.org>,
	"Christoph Hellwig" <hch@...radead.org>,
	"Rafael J. Wysocki" <rjw@...k.pl>
Subject: Re: Major regression on hackbench with SLUB (more numbers)

Hi,

On Dec 22, 2007 2:37 PM, Andi Kleen <andi@...stfloor.org> wrote:
> Removing an interface that exposes lots of internal details when you
> rewrite the subsystem and those internal details all change seems
> like a good reason to me.

Yeah but then again removing an interface that has been around for
ever is a real PITA for users. Besides, emulating /proc/slabinfo ain't
so bad:

http://lkml.org/lkml/2007/12/22/58

                                Pekka
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