tree b795c53bacda8f7f0db1d46a68a0346fd161bfb6
parent 0edce91dcd83160019867a00746c679344dc0bbd
author Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> 1253319221 -0700
committer Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> 1253319221 -0700

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>