linux-kernel - Re: [PATCH 1/2] Make the batch size of the percpu

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Message-ID: <0000013e5cb5ec6a-04ce1f4a-c4b9-430f-8235-69e92482faad-000000@email.amazonses.com>
Date:	Tue, 30 Apr 2013 20:50:26 +0000
From:	Christoph Lameter <cl@...ux.com>
To:	Tim Chen <tim.c.chen@...ux.intel.com>
cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Tejun Heo <tj@...nel.org>, Al Viro <viro@...iv.linux.org.uk>,
	Dave Hansen <dave.hansen@...el.com>,
	Andi Kleen <ak@...ux.intel.com>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-mm <linux-mm@...ck.org>
Subject: Re: [PATCH 1/2] Make the batch size of the percpu_counter
 configurable

On Tue, 30 Apr 2013, Tim Chen wrote:

> Will it be acceptable if I make the per cpu counter list under
> CONFIG_CPU_HOTPLUG default? I will need the list to go through all
> counters to update the batch value sizes.  The alternative will be to
> make the configurable batch option only available under
> CONFIG_HOTPLUG_CPU.

Make the list default. Could be useful elsewhere.
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