2006-07-03 00:24:38 -07:00
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#ifndef __LINUX_STACKTRACE_H
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#define __LINUX_STACKTRACE_H
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2008-10-03 15:23:41 -07:00
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struct task_struct;
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2010-11-05 05:59:39 -04:00
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struct pt_regs;
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2008-10-03 15:23:41 -07:00
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2006-07-03 00:24:38 -07:00
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#ifdef CONFIG_STACKTRACE
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2008-06-13 15:31:11 +02:00
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struct task_struct;
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2006-07-03 00:24:38 -07:00
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struct stack_trace {
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unsigned int nr_entries, max_entries;
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unsigned long *entries;
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2006-09-26 10:52:34 +02:00
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int skip; /* input argument: How many entries to skip */
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2006-07-03 00:24:38 -07:00
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};
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2007-05-08 00:23:29 -07:00
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extern void save_stack_trace(struct stack_trace *trace);
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2011-06-08 16:09:21 +09:00
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extern void save_stack_trace_regs(struct pt_regs *regs,
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struct stack_trace *trace);
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2008-01-25 21:08:34 +01:00
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extern void save_stack_trace_tsk(struct task_struct *tsk,
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struct stack_trace *trace);
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2006-07-03 00:24:38 -07:00
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extern void print_stack_trace(struct stack_trace *trace, int spaces);
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2008-11-22 13:28:47 +02:00
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2008-11-23 12:39:08 +02:00
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#ifdef CONFIG_USER_STACKTRACE_SUPPORT
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2008-11-22 13:28:47 +02:00
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extern void save_stack_trace_user(struct stack_trace *trace);
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#else
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# define save_stack_trace_user(trace) do { } while (0)
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#endif
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2006-07-03 00:24:38 -07:00
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#else
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2007-05-08 00:23:29 -07:00
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# define save_stack_trace(trace) do { } while (0)
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2008-01-25 21:08:34 +01:00
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# define save_stack_trace_tsk(tsk, trace) do { } while (0)
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2008-11-23 12:39:06 +02:00
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# define save_stack_trace_user(trace) do { } while (0)
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2007-07-19 01:49:02 -07:00
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# define print_stack_trace(trace, spaces) do { } while (0)
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2006-07-03 00:24:38 -07:00
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#endif
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#endif
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