From 49fa9f2cee3e1ab39fc3ab2eb8363ad2447decce Mon Sep 17 00:00:00 2001
From: adilger <adilger>
Date: Fri, 5 Apr 2002 20:13:53 +0000
Subject: [PATCH] Add a check in new_fs() to try and avoid overwriting an
 in-use block device. Not perfect, because it will only check for mounted
 filesystems, but better than nothing.

---
 lustre/tests/common.sh | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lustre/tests/common.sh b/lustre/tests/common.sh
index edf8e96..478a5ef 100644
--- a/lustre/tests/common.sh
+++ b/lustre/tests/common.sh
@@ -51,6 +51,11 @@ new_fs () {
 		[ $# -lt 2 -o $# -gt 3 ] && \
 			echo "usage: $0 <fstype> <file> [size]" 1>&2 && exit -1
 
+		PM="/proc/mounts"
+		[ -f "$PM" ] || PM="/etc/mtab"
+
+		grep "$2 " $PM 1>&2 && echo "$0: $2 is in $PM!" 1>&2 && exit -1
+
 		$MKFS $MKFSOPT $2 $3 || exit -1
 		LOOPDEV=$2	# Not really a loop device
 	else
-- 
1.8.3.1