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| author | Steve French <sfrench@us.ibm.com> | 2008-02-15 21:06:08 +0000 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2008-02-15 21:06:08 +0000 |
| commit | 0a3abcf75bf391fec4e32356ab5ddb8f5d2e6b41 (patch) | |
| tree | b80b1d344ec24cad28b057ef803cebac9434be01 /arch/sh/kernel/process_64.c | |
| parent | 70eff55d2d979cca700aa6906494f0c474f3f7ff (diff) | |
| parent | 101142c37be8e5af9b847860219217e6b958c739 (diff) | |
| download | op-kernel-dev-0a3abcf75bf391fec4e32356ab5ddb8f5d2e6b41.zip op-kernel-dev-0a3abcf75bf391fec4e32356ab5ddb8f5d2e6b41.tar.gz | |
Merge branch 'master' of /pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/sh/kernel/process_64.c')
| -rw-r--r-- | arch/sh/kernel/process_64.c | 9 |
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); |
