xen/balloon: the balloon_lock is useless

The balloon_lock is useless, since it protects nothing against nothing.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
This commit is contained in:
Jeremy Fitzhardinge 2010-09-02 23:11:17 -07:00
commit 2f70e0acd4