zloop.sh requires bash

The zloop.sh script requires bash.  It will require further improvements
to be compatible with the alternatives such as dash.  This resolves the
ztest failures observed under Ubuntu in the automated tested.

Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #4441

diff --git a/scripts/zloop.sh b/scripts/zloop.sh
index 26ad1780c3f4dc4eb658351dc68798147289b471..2550eab45ca5037cc0fb5213a5a7fcfa7523c538 100755 (executable)
--- a/scripts/zloop.sh
+++ b/scripts/zloop.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 #
 # CDDL HEADER START