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common/dmthin: Fix grep command for finding exact value

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Sometimes there are multiple occurances of meta_name, pool_name,
data_name in dmsetup command which causes failures while adding in
next line. This patch greps for names at start of line.

Signed-off-by: Harish <harish@linux.vnet.ibm.com>
Reviewed-by: Eryu Guan <eguan@redhat.com>
Signed-off-by: Eryu Guan <eguan@redhat.com>
This commit is contained in:
Harish
2017-03-16 16:01:25 +05:30
committed by Eryu Guan
parent a913637bd7
commit 516a24b965
1 changed files with 6 additions and 6 deletions
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common/dmthin
+6 -6
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@@ -178,12 +178,12 @@ _dmthin_grow()
local blk_dev_size=`blockdev --getsz $dm_backing_dev`
# Get current sizes & values
local meta_dev_size=`$DMSETUP_PROG table | grep $DMTHIN_META_NAME | awk '{print $3}'`
local meta_dev_offset=`$DMSETUP_PROG table | grep $DMTHIN_META_NAME | awk '{print $6}'`
local data_dev_size=`$DMSETUP_PROG table | grep $DMTHIN_DATA_NAME | awk '{print $3}'`
local pool_dev_size=`$DMSETUP_PROG table | grep $DMTHIN_POOL_NAME | awk '{print $3}'`
local cluster_size=`$DMSETUP_PROG table | grep $DMTHIN_POOL_NAME | awk '{print $7}'`
local low_water=`$DMSETUP_PROG table | grep $DMTHIN_POOL_NAME | awk '{print $8}'`
local meta_dev_size=`$DMSETUP_PROG table | grep ^$DMTHIN_META_NAME | awk '{print $3}'`
local meta_dev_offset=`$DMSETUP_PROG table | grep ^$DMTHIN_META_NAME | awk '{print $6}'`
local data_dev_size=`$DMSETUP_PROG table | grep ^$DMTHIN_DATA_NAME | awk '{print $3}'`
local pool_dev_size=`$DMSETUP_PROG table | grep ^$DMTHIN_POOL_NAME | awk '{print $3}'`
local cluster_size=`$DMSETUP_PROG table | grep ^$DMTHIN_POOL_NAME | awk '{print $7}'`
local low_water=`$DMSETUP_PROG table | grep ^$DMTHIN_POOL_NAME | awk '{print $8}'`
# default to 25% growth
if [ -z "$add_sectors" ]; then