Author: glen
Date: Tue Oct 23 21:30:13 2007
New Revision: 8843
Modified:
geninitrd/trunk/functions
Log:
- we can grab the proper lvm path from lvdisplay output
Modified: geninitrd/trunk/functions
==============================================================================
--- geninitrd/trunk/functions (original)
+++ geninitrd/trunk/functions Tue Oct 23 21:30:13 2007
@@ -77,25 +77,9 @@
# which they got from blkid program fs was specifed as UUID= in fstab
dm_lvm2_name() {
local node="$1"
-
- # redirect output to tmpfile so we won't get subshell
- local tmp ret
- tmp=$(mktemp) || return 1
-
- /sbin/lvdisplay -c 2>/dev/null | awk -F: '{print $1}' > $tmp
- while read dev; do
- count=$(ls -Ll $dev $node | awk '{print $5, $6}' | sort -u | wc
-l)
- if [ "$count" = 1 ]; then
- ret="$dev"
- break
- fi
- done < $tmp
- rm -f $tmp
-
- if [ -z "$ret" ]; then
- ret=$node
- fi
- echo "$ret"
+ local dm_minor=${node#/dev/dm-}
+ local lvm_path=$(/sbin/lvdisplay -c 2>/dev/null | awk -F: -vn=$dm_minor
'{node=$1; major=$12; minor=$13; if (n == minor) print node}')
+ echo $lvm_path
}
# try to resolve /dev/dm-0 to item from /dev/mapper dir
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