From: Pekka Enberg <penberg@cs.helsinki.fi>
Date: Sun, 6 May 2007 21:49:03 +0000 (-0700)
Subject: slab: ensure cache_alloc_refill terminates
X-Git-Tag: v2.6.22-rc1~992
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=714b8171af9c930a59a0da8f6fe50518e70ab035;p=pandora-kernel.git

slab: ensure cache_alloc_refill terminates

If slab->inuse is corrupted, cache_alloc_refill can enter an infinite
loop as detailed by Michael Richardson in the following post:
<http://lkml.org/lkml/2007/2/16/292>. This adds a BUG_ON to catch
those cases.

Cc: Michael Richardson <mcr@sandelman.ca>
Acked-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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