s390/sclp: _sclp_wait_int(): retain full PSW mask
authorSascha Silbe <silbe@linux.vnet.ibm.com>
Wed, 4 Nov 2015 13:16:57 +0000 (14:16 +0100)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Thu, 12 Nov 2015 12:08:00 +0000 (13:08 +0100)
commitf07f21b3e20c11017cea17ec841f0150a62aac53
tree89801e38852b3fb6c74cc5a352656af3a81d6c52
parent121a868d05500b9d7e5108cc52474dafbf60e285
s390/sclp: _sclp_wait_int(): retain full PSW mask

There's no reason to clear all PSW mask bits other than the addressing
mode bits. Just use the previous PSW mask as-is.

Signed-off-by: Sascha Silbe <silbe@linux.vnet.ibm.com>
Acked-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/kernel/sclp.c