From ada6814c878c4d95fc8ca1402e49effbf3cc319a Mon Sep 17 00:00:00 2001
From: Keir Fraser <keir.fraser@citrix.com>
Date: Thu, 3 Mar 2011 10:01:11 +0000
Subject: [PATCH] xen: events: Clean up round-robin evtchn scan.

Also fixes a couple of boundary cases.

Signed-off-by: Keir Fraser <keir.fraser@citrix.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
[ijc: forward ported from linux-2.6.18-xen.hg 988:c88a02a22a05]
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
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Reading git-format-patch failed