From: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Date: Sat, 19 Sep 2009 00:13:41 +0000 (-0700)
Subject: xen/evtchn: remove spurious barrier
X-Git-Tag: v2.6.37-rc4~60^2^3~1^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1a1a17cddbfb1f81222b3f18ee8530c41fbc3b82;p=pandora-kernel.git

xen/evtchn: remove spurious barrier

evtchn_unbind_from_user() is called under a lock, so there's no need to
worry about the ordering of unbind_from_irqhandler vs clearing the port
per-user data.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
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