linux-kernel - Re: [patch 2/2] slub: enforce cpuset restrictions for cpu slabs

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Date:	Tue, 3 Mar 2009 13:55:38 -0800
From:	Paul Menage <menage@...gle.com>
To:	David Rientjes <rientjes@...gle.com>
Cc:	Christoph Lameter <cl@...ux-foundation.org>,
	Pekka Enberg <penberg@...helsinki.fi>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Randy Dunlap <randy.dunlap@...cle.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [patch 2/2] slub: enforce cpuset restrictions for cpu slabs

On Tue, Mar 3, 2009 at 1:35 PM, David Rientjes <rientjes@...gle.com> wrote:
>
> Unfortunately, we can't add a slab hardwall flag to the cpuset to
> configure this behavior since that would require locking to dereference
> in the fastpath.
>

I don't think that it would - cgroups and subsystems should be RCU safe.

Paul
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