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/lib/udev/rules.d/13-dm-disk.rules
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# 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" ENV{DM_NOSCAN}=="1", GOTO="dm_watch" IMPORT{builtin}="blkid" 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}" ENV{ID_PART_ENTRY_UUID}=="?*", SYMLINK+="disk/by-partuuid/$env{ID_PART_ENTRY_UUID}" ENV{ID_PART_ENTRY_SCHEME}=="gpt", ENV{ID_PART_ENTRY_NAME}=="?*", SYMLINK+="disk/by-partlabel/$env{ID_PART_ENTRY_NAME}" ENV{ID_PART_ENTRY_SCHEME}=="gpt", ENV{ID_PART_GPT_AUTO_ROOT}=="1", SYMLINK+="gpt-auto-root" # 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... LABEL="dm_watch" OPTIONS+="watch" LABEL="dm_end"
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