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authorKay Sievers <kay.sievers@vrfy.org>2007-05-04 17:16:08 +0200
committerKay Sievers <kay.sievers@vrfy.org>2007-05-04 17:16:08 +0200
commit68d557885247632558e8c14ffc4b16e916810bee (patch)
treee59f18a5dc3e192c2251b8342a9ba7a96139a8a8 /extras/volume_id/README
parenta6abdbfc7e216e5c84009fabbc8cff99a880485d (diff)
vol_id: README update
Diffstat (limited to 'extras/volume_id/README')
-rw-r--r--extras/volume_id/README27
1 files changed, 14 insertions, 13 deletions
diff --git a/extras/volume_id/README b/extras/volume_id/README
index b458ca59ba..217be3114c 100644
--- a/extras/volume_id/README
+++ b/extras/volume_id/README
@@ -4,18 +4,21 @@ This program is normally called from a udev rule, to provide udev with the
filesystem type of a volume and the label and uuid to name a device node.
vol_id opens the blockdevice node specified at the commandline. The following
commandline switches are supported to specify what vol_id should print:
-
- --export prints all values
- -h prints help text
- -l prints the label of the volume
- -u prints the uuid of the volume
+ --export export key/value pairs
+ --type filesystem type
+ --label filesystem label
+ --label-raw raw label
+ --uuid filesystem uuid
+ --skip-raid don't probe for raid
+ --probe-all find possibly conflicting signatures
+ --help
vol_id will only return successful if the string asked for, is not
empty. All trailing whitespace will be removed, spaces replaced by underscore
and slashes ignored.
-fstype probe label uuid fsversion
-----------------------------------------------------
+fstype probe label uuid version
+--------------------------------------------------
linux swap * * * *
ext * * * *
reiserfs jr/3.5/3.6/4 * * * *
@@ -41,9 +44,10 @@ gfs, gfs2 * - - -
Raid members are detected to prevent the probing for a filesystem
-----------------------------------------------------------------
-linux raid * - * *
+linux raid (md) * * * *
LVM 1 * - - -
LVM 2 * - - *
+ddf * - * *
highpoint * - - -
isw_raid * - - -
lsi_raid * - - -
@@ -54,9 +58,6 @@ via_raid * - - -
jmicron * - - -
adaptec * - - -
-If no label is found vol_id exits with nonzero and the rule will be
-ignored.
-
To give it a try, you may call it on the commandline:
$ extras/volume_id/vol_id --export /dev/sda6
ID_FS_USAGE=filesystem
@@ -66,10 +67,10 @@ To give it a try, you may call it on the commandline:
ID_FS_LABEL=devel
ID_FS_LABEL_SAFE=devel
- $ extras/volume_id/vol_id -l /dev/sda6
+ $ extras/volume_id/vol_id --label /dev/sda6
devel
- $ extras/volume_id/vol_id -t /dev/sda6
+ $ extras/volume_id/vol_id --type /dev/sda6
ext3