diff options
Diffstat (limited to 'arch/s390/kernel/ptrace.c')
| -rw-r--r-- | arch/s390/kernel/ptrace.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c index c03fda09f689..1e1de907f24d 100644 --- a/arch/s390/kernel/ptrace.c +++ b/arch/s390/kernel/ptrace.c @@ -41,10 +41,17 @@ void update_cr_regs(struct task_struct *task) { struct pt_regs *regs = task_pt_regs(task); struct thread_struct *thread = &task->thread; - struct per_regs old, new; union ctlreg0 cr0_old, cr0_new; union ctlreg2 cr2_old, cr2_new; int cr0_changed, cr2_changed; + union { + unsigned long regs[3]; + struct { + unsigned long control; + unsigned long start; + unsigned long end; + }; + } old, new; local_ctl_store(0, &cr0_old.val); local_ctl_store(2, &cr2_old.val); @@ -104,9 +111,9 @@ void update_cr_regs(struct task_struct *task) return; } regs->psw.mask |= PSW_MASK_PER; - __local_ctl_store(9, 11, old); + __local_ctl_store(9, 11, old.regs); if (memcmp(&new, &old, sizeof(struct per_regs)) != 0) - __local_ctl_load(9, 11, new); + __local_ctl_load(9, 11, new.regs); } void user_enable_single_step(struct task_struct *task) |