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>

diff --git a/arch/s390/kernel/sclp.c b/arch/s390/kernel/sclp.c
index fa0bdff..9fe7781 100644 (file)
--- a/arch/s390/kernel/sclp.c
+++ b/arch/s390/kernel/sclp.c
@@ -21,7 +21,7 @@ static void _sclp_wait_int(void)
        __ctl_load(cr0_new, 0, 0);
 
        psw_ext_save = S390_lowcore.external_new_psw;
-       psw_mask = __extract_psw() & (PSW_MASK_EA | PSW_MASK_BA);
+       psw_mask = __extract_psw();
        S390_lowcore.external_new_psw.mask = psw_mask;
        psw_wait.mask = psw_mask | PSW_MASK_EXT | PSW_MASK_WAIT;
        S390_lowcore.ext_int_code = 0;