vserver 2.0 rc7

[linux-2.6.git] / arch / sparc / kernel / process.c

diff --git a/arch/sparc/kernel/process.c b/arch/sparc/kernel/process.c
index 143fe2f..2c216ff 100644 (file)
--- 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.
  */