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Date:	Thu, 10 Jul 2014 16:17:23 +0200
From:	Andi Kleen <>
To:	Sebastien Buisson <>
Cc:	Andrew Morton <>,
	Andi Kleen <>,,,
Subject: Re: [PATCH] Allow increasing the buffer-head per-CPU LRU size

On Thu, Jul 10, 2014 at 09:29:39AM +0200, Sebastien Buisson wrote:
> Le 10/07/2014 09:07, Andrew Morton a écrit :
> >This hardwires 16 if ext4&quota and 8 otherwise.  There's no way for
> >anyone to alter this decision if they think it will be helpful (or
> >harmful) in their setup.
> In fact I do not know how to let experienced people alter the value
> without confusing the others with yet another obscure config option
> (Andi's comment). I would welcome any suggestion to achieve this.

I don't think we should generally expose it.

If someone really wants to experiment they can change the source.


-- -- Speaking for myself only.
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