1 files changed, 15 insertions, 13 deletions

diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c
index dde69d2a64f0..160b2acba8db 100644
--- a/arch/s390/kernel/traps.c
+++ b/arch/s390/kernel/traps.c
@@ -294,15 +294,16 @@ static void __init test_monitor_call(void)
 
 void __init trap_init(void)
 {
+	struct lowcore *lc = get_lowcore();
 	unsigned long flags;
 	struct ctlreg cr0;
 
 	local_irq_save(flags);
 	cr0 = local_ctl_clear_bit(0, CR0_LOW_ADDRESS_PROTECTION_BIT);
-	psw_bits(S390_lowcore.external_new_psw).mcheck = 1;
-	psw_bits(S390_lowcore.program_new_psw).mcheck = 1;
-	psw_bits(S390_lowcore.svc_new_psw).mcheck = 1;
-	psw_bits(S390_lowcore.io_new_psw).mcheck = 1;
+	psw_bits(lc->external_new_psw).mcheck = 1;
+	psw_bits(lc->program_new_psw).mcheck = 1;
+	psw_bits(lc->svc_new_psw).mcheck = 1;
+	psw_bits(lc->io_new_psw).mcheck = 1;
 	local_ctl_load(0, &cr0);
 	local_irq_restore(flags);
 	local_mcck_enable();
@@ -313,11 +314,12 @@ static void (*pgm_check_table[128])(struct pt_regs *regs);
 
 void noinstr __do_pgm_check(struct pt_regs *regs)
 {
-	unsigned int trapnr;
+	struct lowcore *lc = get_lowcore();
 	irqentry_state_t state;
+	unsigned int trapnr;
 
-	regs->int_code = S390_lowcore.pgm_int_code;
-	regs->int_parm_long = S390_lowcore.trans_exc_code;
+	regs->int_code = lc->pgm_int_code;
+	regs->int_parm_long = lc->trans_exc_code;
 
 	state = irqentry_enter(regs);
 
@@ -330,19 +332,19 @@ void noinstr __do_pgm_check(struct pt_regs *regs)
 		current->thread.last_break = regs->last_break;
 	}
 
-	if (S390_lowcore.pgm_code & 0x0200) {
+	if (lc->pgm_code & 0x0200) {
 		/* transaction abort */
-		current->thread.trap_tdb = S390_lowcore.pgm_tdb;
+		current->thread.trap_tdb = lc->pgm_tdb;
 	}
 
-	if (S390_lowcore.pgm_code & PGM_INT_CODE_PER) {
+	if (lc->pgm_code & PGM_INT_CODE_PER) {
 		if (user_mode(regs)) {
 			struct per_event *ev = &current->thread.per_event;
 
 			set_thread_flag(TIF_PER_TRAP);
-			ev->address = S390_lowcore.per_address;
-			ev->cause = S390_lowcore.per_code_combined;
-			ev->paid = S390_lowcore.per_access_id;
+			ev->address = lc->per_address;
+			ev->cause = lc->per_code_combined;
+			ev->paid = lc->per_access_id;
 		} else {
 			/* PER event in kernel is kprobes */
 			__arch_local_irq_ssm(regs->psw.mask & ~PSW_MASK_PER);