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Diffstat (limited to 'arch/s390/kernel/traps.c')
-rw-r--r--arch/s390/kernel/traps.c12
1 files changed, 1 insertions, 11 deletions
diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c
index 3a6d08d6df6f..76947275fe8b 100644
--- a/arch/s390/kernel/traps.c
+++ b/arch/s390/kernel/traps.c
@@ -301,10 +301,9 @@ static void (*pgm_check_table[128])(struct pt_regs *regs);
void noinstr __do_pgm_check(struct pt_regs *regs)
{
unsigned long last_break = S390_lowcore.breaking_event_addr;
- unsigned int trapnr, syscall_redirect = 0;
+ unsigned int trapnr;
irqentry_state_t state;
- add_random_kstack_offset();
regs->int_code = *(u32 *)&S390_lowcore.pgm_ilc;
regs->int_parm_long = S390_lowcore.trans_exc_code;
@@ -346,18 +345,9 @@ void noinstr __do_pgm_check(struct pt_regs *regs)
trapnr = regs->int_code & PGM_INT_CODE_MASK;
if (trapnr)
pgm_check_table[trapnr](regs);
- syscall_redirect = user_mode(regs) && test_pt_regs_flag(regs, PIF_SYSCALL);
out:
local_irq_disable();
irqentry_exit(regs, state);
-
- if (syscall_redirect) {
- enter_from_user_mode(regs);
- local_irq_enable();
- regs->orig_gpr2 = regs->gprs[2];
- do_syscall(regs);
- exit_to_user_mode();
- }
}
/*