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Xen Internals(Trap handler)

To: port-xen%netbsd.org@localhost
Subject: Xen Internals(Trap handler)
From: Vibhooti Verma <vibhooti_verma%yahoo.com@localhost>
Date: Sun, 25 Mar 2007 22:36:02 -0700 (PDT)

How does trap handler know about origin of trap?
Whether it is generated from guest os's user process or guest os
kernel?since it has to execute privileged instruction only when it is coming
from guest OS., kernel.

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