From mboxrd@z Thu Jan  1 00:00:00 1970
From: Markus Armbruster <armbru@redhat.com>
Subject: [PATCH 0/2][PVFB][TOOLS] Bogus screen updates
Date: Tue, 13 Nov 2007 17:43:30 +0100
Message-ID: <871waurt8t.fsf@pike.pond.sub.org>
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The PVFB frontend can get confused and send a bogus screen update to the back
end when the screen is clean.

Two parts: fix the frontend not to do that, and fix the backend not to
choke on it.