The lvm rules were failing to identify PV's on mdraid because
blkid/vol_id has not been run on md raidsets by previous rules.
SUBSYSTEM!="block", GOTO="lvm_end"
ACTION!="add|change", GOTO="lvm_end"
-KERNEL=="dm-*", IMPORT{program}="vol_id --export $tempnode"
+KERNEL=="dm-[0-9]*", IMPORT{program}="vol_id --export $tempnode"
+KERNEL=="md[0-9]*|md/*", IMPORT{program}="vol_id --export $tempnode"
ENV{ID_FS_TYPE}=="LVM2_member", \
TEST!="/tmp/.lvm_scan-%k", \
SUBSYSTEM!="block", GOTO="lvm_end"
ACTION!="add|change", GOTO="lvm_end"
-KERNEL=="dm-*", IMPORT{program}="/sbin/blkid -o udev -p $tempnode"
+KERNEL=="dm-[0-9]*", IMPORT{program}="/sbin/blkid -o udev -p $tempnode"
+KERNEL=="md[0-9]*|md/*", IMPORT{program}="/sbin/blkid -o udev -p $tempnode"
ENV{ID_FS_TYPE}=="LVM2_member", \
TEST!="/tmp/.lvm_scan-%k", \