X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre-iokit%2Fsgpdd-survey%2Fsgpdd-survey;h=b5c1f015ebdcfe55030a8e4e33329f6e377aded5;hp=100d4561b68b33c6bd20497675aabb0383e9e06b;hb=76df542c5477d58209d44fb0d2a7bd2936336557;hpb=bfcff176c5c529caa395cd4c3ccf38d38ce6d62b

diff --git a/lustre-iokit/sgpdd-survey/sgpdd-survey b/lustre-iokit/sgpdd-survey/sgpdd-survey
index 100d456..b5c1f01 100755
--- a/lustre-iokit/sgpdd-survey/sgpdd-survey
+++ b/lustre-iokit/sgpdd-survey/sgpdd-survey
@@ -5,10 +5,9 @@
 
 # CHOOSE EITHER scsidevs or rawdevs
 # the SCSI devices to measure - WARNING: will be erased.
-#scsidevs="/dev/sde /dev/sdh"
 # The raw devices to use
-#rawdevs="/dev/raw/raw1"
-#scsidevs=`ls /dev/sd[a-z] /dev/sd[a-z][a-z]` # all devices, if you use udev
+# rawdevs=${rawdevs:-"/dev/raw/raw1"}
+# scsidevs=`ls /dev/sd[a-z] /dev/sd[a-z][a-z]` # all devices, if you use udev
 
 # result file prefix.  date/time+hostname makes unique
 # NB ensure the path exists if it includes subdirs
@@ -45,7 +44,7 @@ SG_MAX_QUEUE=16
 # map given device names into SG device names
 i=0
 devs=()
-if [ $scsidevs ]; then
+if [ "$scsidevs" ]; then
         # we will test for a LUN, the test for a partition
         # if the partition number is > 9 this will fail
     for d in $scsidevs; do
@@ -62,7 +61,7 @@ if [ $scsidevs ]; then
 	fi
 	i=$((i+1))
     done
-elif [ $rawdevs ]; then
+elif [ "$rawdevs" ]; then
     for r in $rawdevs; do
 	RES=`raw -q $r`
 	if [ $? -eq 0 ];then