1 files changed, 2 insertions, 2 deletions

diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c
index ca0520c52547..296458360a32 100644
--- a/arch/s390/kernel/ipl.c
+++ b/arch/s390/kernel/ipl.c
@@ -2033,12 +2033,12 @@ void s390_reset_system(void (*func)(void *), void *data)
         __ctl_clear_bit(0,28);
 
         /* Set new machine check handler */
-        S390_lowcore.mcck_new_psw.mask = psw_kernel_bits & ~PSW_MASK_MCHECK;
+        S390_lowcore.mcck_new_psw.mask = psw_kernel_bits | PSW_MASK_DAT;
         S390_lowcore.mcck_new_psw.addr =
                 PSW_ADDR_AMODE | (unsigned long) s390_base_mcck_handler;
 
         /* Set new program check handler */
-        S390_lowcore.program_new_psw.mask = psw_kernel_bits & ~PSW_MASK_MCHECK;
+        S390_lowcore.program_new_psw.mask = psw_kernel_bits | PSW_MASK_DAT;
         S390_lowcore.program_new_psw.addr =
                 PSW_ADDR_AMODE | (unsigned long) s390_base_pgm_handler;