From: Brian Behlendorf <behlendorf1@llnl.gov>
Subject: [PATCH] linux ztest

Minor changes to ztest for this environment.  These including
updating ztest to run in the local development tree, as well
as relocating some local variables in this function to the heap.

Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>