From 6dd70f472a2ad72fab1fba728cdac5b40c44895b Mon Sep 17 00:00:00 2001 From: Peter Rajnoha Date: Mon, 20 Feb 2012 19:38:40 +0000 Subject: Call built-in blkid conditionaly (udev version >= 176), call standard blkid with full path otherwise. --- udev/13-dm-disk.rules.in | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 udev/13-dm-disk.rules.in (limited to 'udev/13-dm-disk.rules.in') diff --git a/udev/13-dm-disk.rules.in b/udev/13-dm-disk.rules.in new file mode 100644 index 00000000..1920260a --- /dev/null +++ b/udev/13-dm-disk.rules.in @@ -0,0 +1,38 @@ +# Copyright (C) 2009 Red Hat, Inc. All rights reserved. +# +# This file is part of LVM2. + +# Udev rules for device-mapper devices. +# +# These rules create symlinks in /dev/disk directory. +# Symlinks that depend on probing filesystem type, +# label and uuid are created only if the device is not +# suspended. + +# "add" event is processed on coldplug only! +ACTION!="add|change", GOTO="dm_end" +ENV{DM_UDEV_RULES_VSN}!="?*", GOTO="dm_end" +ENV{DM_UDEV_DISABLE_DISK_RULES_FLAG}=="1", GOTO="dm_end" + +SYMLINK+="disk/by-id/dm-name-$env{DM_NAME}" +ENV{DM_UUID}=="?*", SYMLINK+="disk/by-id/dm-uuid-$env{DM_UUID}" + +ENV{DM_SUSPENDED}=="1", GOTO="dm_end" + +(BLKID_RULE) +ENV{DM_UDEV_LOW_PRIORITY_FLAG}=="1", OPTIONS="link_priority=-100" +ENV{ID_FS_USAGE}=="filesystem|other|crypto", ENV{ID_FS_UUID_ENC}=="?*", SYMLINK+="disk/by-uuid/$env{ID_FS_UUID_ENC}" +ENV{ID_FS_USAGE}=="filesystem|other", ENV{ID_FS_LABEL_ENC}=="?*", SYMLINK+="disk/by-label/$env{ID_FS_LABEL_ENC}" + +# Add inotify watch to track changes on this device. +# Using the watch rule is not optimal - it generates a lot of spurious +# and useless events whenever the device opened for read-write is closed. +# The best would be to generete the event directly in the tool changing +# relevant information so only relevant events will be processed +# (like creating a filesystem, changing filesystem label etc.). +# +# But let's use this until we have something better... + +OPTIONS+="watch" + +LABEL="dm_end" -- cgit