1 files changed, 2 insertions, 0 deletions

diff --git a/arch/s390/include/asm/system.h b/arch/s390/include/asm/system.h
index 4ab2779fdb02..6710b0eac165 100644
--- a/arch/s390/include/asm/system.h
+++ b/arch/s390/include/asm/system.h
@@ -20,6 +20,7 @@
 struct task_struct;
 
 extern struct task_struct *__switch_to(void *, void *);
+extern void update_per_regs(struct task_struct *task);
 
 static inline void save_fp_regs(s390_fp_regs *fpregs)
 {
@@ -93,6 +94,7 @@ static inline void restore_access_regs(unsigned int *acrs)
         if (next->mm) {                                                 \
                 restore_fp_regs(&next->thread.fp_regs);                 \
                 restore_access_regs(&next->thread.acrs[0]);             \
+                update_per_regs(next);                                  \
         }                                                               \
         prev = __switch_to(prev,next);                                  \
 } while (0)