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authorMartin Schwidefsky <schwidefsky@de.ibm.com>2013-09-24 09:14:56 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2013-10-24 17:16:57 +0200
commite258d719ff28ecc7a048eb8f78380e68c4b3a3f0 (patch)
tree1c7f496b97cef1111b230371940e603a2ca401a4 /arch/s390/kernel/smp.c
parent7d7c7b24e416afb2637be8447e03ca4457c100fd (diff)
s390/uaccess: always run the kernel in home space
Simplify the uaccess code by removing the user_mode=home option. The kernel will now always run in the home space mode. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel/smp.c')
-rw-r--r--arch/s390/kernel/smp.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 1a4313a1b60..cca6cf6abac 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -283,7 +283,7 @@ static void pcpu_delegate(struct pcpu *pcpu, void (*func)(void *),
struct _lowcore *lc = lowcore_ptr[pcpu - pcpu_devices];
unsigned long source_cpu = stap();
- __load_psw_mask(psw_kernel_bits);
+ __load_psw_mask(PSW_KERNEL_BITS);
if (pcpu->address == source_cpu)
func(data); /* should not return */
/* Stop target cpu (if func returns this stops the current cpu). */
@@ -395,7 +395,7 @@ void smp_send_stop(void)
int cpu;
/* Disable all interrupts/machine checks */
- __load_psw_mask(psw_kernel_bits | PSW_MASK_DAT);
+ __load_psw_mask(PSW_KERNEL_BITS | PSW_MASK_DAT);
trace_hardirqs_off();
debug_set_critical();
@@ -693,7 +693,7 @@ static void smp_start_secondary(void *cpuvoid)
S390_lowcore.restart_source = -1UL;
restore_access_regs(S390_lowcore.access_regs_save_area);
__ctl_load(S390_lowcore.cregs_save_area, 0, 15);
- __load_psw_mask(psw_kernel_bits | PSW_MASK_DAT);
+ __load_psw_mask(PSW_KERNEL_BITS | PSW_MASK_DAT);
cpu_init();
preempt_disable();
init_cpu_timer();