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-rw-r--r--arch/sh/kernel/process_64.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/sh/kernel/process_64.c b/arch/sh/kernel/process_64.c
index cff3b7d..046999b 100644
--- a/arch/sh/kernel/process_64.c
+++ b/arch/sh/kernel/process_64.c
@@ -623,6 +623,7 @@ extern void interruptible_sleep_on(wait_queue_head_t *q);
#define mid_sched ((unsigned long) interruptible_sleep_on)
+#ifdef CONFIG_FRAME_POINTER
static int in_sh64_switch_to(unsigned long pc)
{
extern char __sh64_switch_to_end;
@@ -631,12 +632,10 @@ static int in_sh64_switch_to(unsigned long pc)
return (pc >= (unsigned long) sh64_switch_to) &&
(pc < (unsigned long) &__sh64_switch_to_end);
}
+#endif
unsigned long get_wchan(struct task_struct *p)
{
- unsigned long schedule_fp;
- unsigned long sh64_switch_to_fp;
- unsigned long schedule_caller_pc;
unsigned long pc;
if (!p || p == current || p->state == TASK_RUNNING)
@@ -649,6 +648,10 @@ unsigned long get_wchan(struct task_struct *p)
#ifdef CONFIG_FRAME_POINTER
if (in_sh64_switch_to(pc)) {
+ unsigned long schedule_fp;
+ unsigned long sh64_switch_to_fp;
+ unsigned long schedule_caller_pc;
+
sh64_switch_to_fp = (long) p->thread.sp;
/* r14 is saved at offset 4 in the sh64_switch_to frame */
schedule_fp = *(unsigned long *) (long)(sh64_switch_to_fp + 4);
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