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Diffstat (limited to 'arch/s390/include/asm/system.h')
-rw-r--r--arch/s390/include/asm/system.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/s390/include/asm/system.h b/arch/s390/include/asm/system.h
index 3ad16dbf622e..8f8d759f6a7b 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)
@@ -101,11 +103,9 @@ extern void account_vtime(struct task_struct *, struct task_struct *);
extern void account_tick_vtime(struct task_struct *);
#ifdef CONFIG_PFAULT
-extern void pfault_irq_init(void);
extern int pfault_init(void);
extern void pfault_fini(void);
#else /* CONFIG_PFAULT */
-#define pfault_irq_init() do { } while (0)
#define pfault_init() ({-1;})
#define pfault_fini() do { } while (0)
#endif /* CONFIG_PFAULT */
@@ -449,7 +449,7 @@ extern void (*_machine_restart)(char *command);
extern void (*_machine_halt)(void);
extern void (*_machine_power_off)(void);
-#define arch_align_stack(x) (x)
+extern unsigned long arch_align_stack(unsigned long sp);
static inline int tprot(unsigned long addr)
{