From: Siddha, Suresh B <suresh.b.siddha@intel.com>
Date: Wed, 2 May 2007 17:27:18 +0000 (+0200)
Subject: [PATCH] x86-64: skip cache_free_alien() on non NUMA
X-Git-Tag: v2.6.22-rc1~1011^2~40
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=62918a036148230ba1ad175dc8a0952e3752ac57;p=pandora-kernel.git

[PATCH] x86-64: skip cache_free_alien() on non NUMA

Set use_alien_caches to 0 on non NUMA platforms.  And avoid calling the
cache_free_alien() when use_alien_caches is not set.  This will avoid the
cache miss that happens while dereferencing slabp to get nodeid.

Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Eric Dumazet <dada1@cosmosbay.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Christoph Lameter <clameter@engr.sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

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