`blockdev --rereadpt /dev/dmdevice` gives "BLKRRPART: Invalid argument" error
Issue
- When is give blockdev command to reread the partitiontable a get an error.
/sbin/blockdev --rereadpt /dev/dm-20
BLKRRPART: Invalid argument
Device is an Mulitpath device on an EMC VMAX.
Environment
- Red Hat Enterprise Linux (RHEL) 6.6
- Device mapper multipath
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