kernel/stacktrace.c

   1 /*
   2  * kernel/stacktrace.c
   3  *
   4  * Stack trace management functions
   5  *
   6  *  Copyright (C) 2006 Red Hat, Inc., Ingo Molnar <mingo@redhat.com>
   7  */
   8 #include <linux/sched.h>
   9 #include <linux/module.h>
  10 #include <linux/kallsyms.h>
  11 #include <linux/stacktrace.h>
  12
  13 void print_stack_trace(struct stack_trace *trace, int spaces)
  14 {
  15         int i;
  16
  17         if (WARN_ON(!trace->entries))
  18                 return;
  19
  20         for (i = 0; i < trace->nr_entries; i++) {
  21                 printk("%*c", 1 + spaces, ' ');
  22                 print_ip_sym(trace->entries[i]);
  23         }
  24 }
  25 EXPORT_SYMBOL_GPL(print_stack_trace);
  26