From: Hugh Dickins <hugh.dickins@tiscali.co.uk>
Date: Mon, 9 Nov 2009 15:58:23 +0000 (+0000)
Subject: ksm: cond_resched in unstable tree
X-Git-Tag: v2.6.32-rc7~56
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d178f27fc5150d680d9df865ea9dfe3269cf00a6;p=pandora-kernel.git

ksm: cond_resched in unstable tree

KSM needs a cond_resched() for CONFIG_PREEMPT_NONE, in its unbounded
search of the unstable tree.  The stable tree cases already have one,
and originally there was one down inside get_user_pages();
but I missed it when I converted to follow_page() instead.

Signed-off-by: Hugh Dickins <hugh.dickins@tiscali.co.uk>
Acked-by: Izik Eidus <ieidus@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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