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udev: Fit into the standard rule sequence
[bcachefs-tools-debian] / 69-bcache.rules
1 # register bcache devices as they come up
2 # man 7 udev for syntax
3
4 SUBSYSTEM!="block", GOTO="bcache_end"
5 ACTION=="remove", GOTO="bcache_end"
6
7 # blkid was run by the standard udev rules
8 # It recognised bcache (util-linux 2.24+)
9 ENV{ID_FS_TYPE}=="bcache", GOTO="bcache_backing_found"
10 # It recognised something else; bail
11 ENV{ID_FS_TYPE}=="?*", GOTO="bcache_backing_end"
12
13 # Backing devices: scan, symlink, register
14 IMPORT{program}="/sbin/probe-bcache -o udev $tempnode"
15 ENV{ID_FS_TYPE}!="bcache", GOTO="bcache_backing_end"
16 ENV{ID_FS_UUID_ENC}=="?*", SYMLINK+="disk/by-uuid/$env{ID_FS_UUID_ENC}"
17
18 LABEL="bcache_backing_found"
19 SUBSYSTEM=="block", ACTION=="add|change", ENV{ID_FS_TYPE}=="bcache", \
20         RUN+="bcache-register $tempnode"
21 LABEL="bcache_backing_end"
22
23 # Cached devices: symlink
24 DRIVER=="bcache", ENV{CACHED_UUID}=="?*", \
25         SYMLINK+="bcache/by-uuid/$env{CACHED_UUID}"
26 DRIVER=="bcache", ENV{CACHED_LABEL}=="?*", \
27         SYMLINK+="bcache/by-label/$env{CACHED_LABEL}"
28
29 LABEL="bcache_end"
30