diff options
Diffstat (limited to 'arch/sparc/kernel/process.c')
| -rw-r--r-- | arch/sparc/kernel/process.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/arch/sparc/kernel/process.c b/arch/sparc/kernel/process.c index 143fe2f3c1c..2c216ffeea9 100644 --- a/arch/sparc/kernel/process.c +++ b/arch/sparc/kernel/process.c @@ -83,9 +83,6 @@ void default_idle(void) */ void cpu_idle(void) { - if (current->pid != 0) - goto out; - /* endless idle loop with no priority at all */ for (;;) { if (ARCH_SUN4C_SUN4) { @@ -126,8 +123,6 @@ void cpu_idle(void) schedule(); check_pgt_cache(); } -out: - return; } #else @@ -333,6 +328,17 @@ void show_stack(struct task_struct *tsk, unsigned long *_ksp) printk("\n"); } +void dump_stack(void) +{ + unsigned long *ksp; + + __asm__ __volatile__("mov %%fp, %0" + : "=r" (ksp)); + show_stack(current, ksp); +} + +EXPORT_SYMBOL(dump_stack); + /* * Note: sparc64 has a pretty intricated thread_saved_pc, check it out. */ |