linux-kernel - Re: [patch] slub: allow stats to be cleared

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Message-ID: <alpine.DEB.1.00.0910201439200.539@chino.kir.corp.google.com>
Date:	Tue, 20 Oct 2009 14:41:26 -0700 (PDT)
From:	David Rientjes <rientjes@...gle.com>
To:	Christoph Lameter <cl@...ux-foundation.org>
cc:	Pekka Enberg <penberg@...helsinki.fi>, linux-kernel@...r.kernel.org
Subject: Re: [patch] slub: allow stats to be cleared

On Sat, 17 Oct 2009, Christoph Lameter wrote:

> I'd also like to be able to just do a single echo
> to clear the all stats instead of everyone trying to improvise something
> to touch all files. Its highly unlikely that one only wants to zero
> individual counters.  One way to reset them all would suffice.
> 

Ok, once the stat files are moved to their own directory, I'll make a note 
to add a writable `clear' file that will do

	for (i = 0; i < NR_SLUB_STAT_ITEMS; i++)
		clear_stat(s, i);
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