Device nodes can be watched for changes with inotify with OPTIONS="watch". If
closed after being opened for writing, a "change" uevent will occur.
+/dev/disk/by-*/* symlinks will be automatically updated.
+
udev 137
========
Bugfixes.
# probe filesystem metadata of optical drives which have a media inserted
KERNEL=="sr*", ENV{ID_CDROM_MEDIA_TRACK_COUNT}=="?*", IMPORT{program}="vol_id --export --skip-raid --offset=$env{ID_CDROM_MEDIA_SESSION_LAST_OFFSET} $tempnode"
-# probe filesystem metadata of disks
-KERNEL!="sr*", IMPORT{program}="vol_id --export $tempnode"
+# probe filesystem metadata of disks, watch for future changes
+KERNEL!="sr*", IMPORT{program}="vol_id --export $tempnode", OPTIONS+="watch"
# by-label/by-uuid links (filesystem metadata)
ENV{ID_FS_USAGE}=="filesystem|other|crypto", ENV{ID_FS_UUID_ENC}=="?*", SYMLINK+="disk/by-uuid/$env{ID_FS_UUID_ENC}"