[S390] dasd_eckd / Write format R0 is now allowed BB
authorJean-Baptiste Joret <joret@de.ibm.com>
Thu, 26 Mar 2009 14:23:46 +0000 (15:23 +0100)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Thu, 26 Mar 2009 14:24:04 +0000 (15:24 +0100)
commitf9a28f7bc5225af476f8d4bb669038da8801b7c4
tree1e441451b99e6076f008568426e9e0155097cf0f
parent0000d031703c33b9ea909ad81f03762db66135e1
[S390] dasd_eckd / Write format R0 is now allowed BB

Permission is now granted to the subsystem to format write R0 with:
* an ID = CCHHR, where CC = physical cylinder number,
  HH = physical head number, and R = 0
* a key length of zero
* a data length of eight
* a data field containing all zeros

Signed-off-by: Jean-Baptiste Joret <joret@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
drivers/s390/block/dasd_eckd.c