From: Rik van Riel <riel@redhat.com>
Date: Sat, 24 Mar 2012 14:26:21 +0000 (-0400)
Subject: Fix potential endless loop in kswapd when compaction is not enabled
X-Git-Tag: v3.4-rc1~95
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=496b919b3bdd957d4b1727df79bfa3751bced1c1;p=pandora-kernel.git

Fix potential endless loop in kswapd when compaction is not enabled

We should only test compaction_suitable if the kernel is built with
CONFIG_COMPACTION, otherwise the stub compaction_suitable function will
always return COMPACT_SKIPPED and send kswapd into an infinite loop.

Reported-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Rik van Riel <riel@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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