zdev: Add FC Endpoint Security information for DASD devices
zdev: Add FC Endpoint Security information for DASD devices

Provide information for the DASD device attribute 'fc_security'.
The help output for this attribute can be queried like this:

chzdev dasd --help-attribute

The lszdev tool can be used to display the current state of the FC
Endpoint Security information:

lszdev dasd -a -c TYPE,ID,ATTR:fc_security,ATTRPATH:fc_security

Reviewed-by: Peter Oberparleiter <e296756d5edaffcdbc7b9904859492ff25d3fce5@linux.ibm.com>
Signed-off-by: Jan Höppner <96138615ab4af0813785fa10d283f3d37eca3b78@linux.ibm.com>

ibm-s390-tools/s390-tools,ibm-s390-tools/s390-tools,ibm-s390-tools/s390-tools,ibm-s390-tools/s390-tools