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5 Commits

Author SHA1 Message Date
Peter Rajnoha
9c20c7af59 Remove 'last_rule' from udev rules.
'last_rule' option has been removed from udev (version >= 147).

From now on, we require foreign rules to check and honor
ENV{DM_UDEV_DISABLE_OTHER_RULES_FLAG} instead. Foreign
rules should be skipped totally when this flag is set.
2009-11-13 12:33:27 +00:00
Alasdair Kergon
e5fa2e4492 add copyright lines 2009-10-26 22:42:07 +00:00
Peter Rajnoha
b040e267a2 Cleanup of previous commit with latest changes in udev support code. 2009-10-26 21:38:35 +00:00
Peter Rajnoha
421671b1c2 Several changes to udev support code:
- we have these levels when the udev rules are processed:
   10-dm.rules --> [11-dm-<subsystem>.rules] --> [12-dm-permissions.rules] -->
   13-dm-disk.rules --> [...all the other foreign rules...] --> 95-dm-notify.rules

 - each level can be disabled now by
   DM_UDEV_DISABLE_{DM, SUBSYSTEM, DISK, OTHER}_RULES_FLAG

 - add DM_UDEV_DISABLE_DM_RULES_FLAG to disable 10-dm.rules

 - add DM_UDEV_DISABLE_OTHER_RULES_FLAG to disable all the other (non-dm) rules.
   We cutoff these rules by using the 'last_rule', so this one should really be
   used with great care and in well-founded situations. We use this for lvm's
   hidden and layer devices now.

 - add a parameter for add_dev_node, rm_dev_node and rename_dev_node so it's
   possible to switch on/off udev checks

 - use DM_UDEV_DISABLE_DM_RULES_FLAG and DM_UDEV_DISABLE_SUBSYSTEM_RULES_FLAG
   if there's no cookie set and we have resume, remove and rename ioctl.
   This could happen when someone uses the libdevmapper that is compiled with
   udev_sync but the software does not make use of it. This way we can switch
   off the rules and fallback to libdevmapper node creation so there's no
   udev/libdevmapper race.
2009-10-26 14:29:33 +00:00
Peter Rajnoha
5a3bd51380 Rename 11-lvm.rules to 11-dm-lvm.rules and 12-dm-disk.rules to 13-dm-disk.rules. 2009-10-26 14:04:31 +00:00