s390/dasd: improve speed of dasdfmt
authorStefan Haberland <stefan.haberland@de.ibm.com>
Mon, 15 Apr 2013 14:22:23 +0000 (16:22 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Wed, 17 Apr 2013 12:07:34 +0000 (14:07 +0200)
commitd42e17129b9f473386d67c6a6549c28bd0e2b52e
treecc410d624cd4ede3dcc88ac93d6793d8e566fa93
parente5dcf0025d7af58f525590ac86ac27cb44714e8d
s390/dasd: improve speed of dasdfmt

Reorganize format IO requests and enable usage of PAV.

Signed-off-by: Stefan Haberland <stefan.haberland@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
drivers/s390/block/dasd.c
drivers/s390/block/dasd_eckd.c
drivers/s390/block/dasd_int.h
drivers/s390/block/dasd_ioctl.c