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mdadm: improve the dlm locking mechanism for clustered raid
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1 # do not edit this file, it will be overwritten on update
2
3 # Don't process any events if anaconda is running as anaconda brings up
4 # raid devices manually
5 ENV{ANACONDA}=="?*", GOTO="md_inc_end"
6 # assemble md arrays
7
8 SUBSYSTEM!="block", GOTO="md_inc_end"
9
10 # skip non-initialized devices
11 ENV{SYSTEMD_READY}=="0", GOTO="md_inc_end"
12
13 # handle potential components of arrays (the ones supported by md)
14 ENV{ID_FS_TYPE}=="linux_raid_member", GOTO="md_inc"
15
16 # "noiswmd" on kernel command line stops mdadm from handling
17 # "isw" (aka IMSM - Intel RAID).
18 # "nodmraid" on kernel command line stops mdadm from handling
19 # "isw" or "ddf".
20 IMPORT{cmdline}="noiswmd"
21 IMPORT{cmdline}="nodmraid"
22
23 ENV{nodmraid}=="?*", GOTO="md_inc_end"
24 ENV{ID_FS_TYPE}=="ddf_raid_member", GOTO="md_inc"
25 ENV{noiswmd}=="?*", GOTO="md_inc_end"
26 ENV{ID_FS_TYPE}=="isw_raid_member", GOTO="md_inc"
27 GOTO="md_inc_end"
28
29 LABEL="md_inc"
30
31 # remember you can limit what gets auto/incrementally assembled by
32 # mdadm.conf(5)'s 'AUTO' and selectively whitelist using 'ARRAY'
33 ACTION=="add|change", IMPORT{program}="BINDIR/mdadm --incremental --export $devnode --offroot $env{DEVLINKS}"
34 ACTION=="add|change", ENV{MD_STARTED}=="*unsafe*", ENV{MD_FOREIGN}=="no", ENV{SYSTEMD_WANTS}+="mdadm-last-resort@$env{MD_DEVICE}.timer"
35 ACTION=="remove", ENV{ID_PATH}=="?*", RUN+="BINDIR/mdadm -If $name --path $env{ID_PATH}"
36 ACTION=="remove", ENV{ID_PATH}!="?*", RUN+="BINDIR/mdadm -If $name"
37
38 LABEL="md_inc_end"