Contributors: 5
	  
        
          | Author | 
          Tokens | 
          Token Proportion | 
          Commits | 
          Commit Proportion | 
        
	  
	  
        
        
          | Max Filippov | 
          131 | 
          70.81% | 
          2 | 
          33.33% | 
        
        
          | dann | 
          22 | 
          11.89% | 
          1 | 
          16.67% | 
        
        
          | Johannes Weiner | 
          18 | 
          9.73% | 
          1 | 
          16.67% | 
        
        
          | Kees Cook | 
          9 | 
          4.86% | 
          1 | 
          16.67% | 
        
        
          | Chris Zankel | 
          5 | 
          2.70% | 
          1 | 
          16.67% | 
        
	  
	  
        
          | Total | 
          185 | 
           | 
          6 | 
           | 
	    
	  
    
 
/*
 * arch/xtensa/include/asm/stacktrace.h
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 2001 - 2013 Tensilica Inc.
 */
#ifndef _XTENSA_STACKTRACE_H
#define _XTENSA_STACKTRACE_H
#include <linux/sched.h>
struct stackframe {
	unsigned long pc;
	unsigned long sp;
};
static __always_inline unsigned long *stack_pointer(struct task_struct *task)
{
	unsigned long sp;
	if (!task || task == current)
		sp = current_stack_pointer;
	else
		sp = task->thread.sp;
	return (unsigned long *)sp;
}
void walk_stackframe(unsigned long *sp,
		int (*fn)(struct stackframe *frame, void *data),
		void *data);
void xtensa_backtrace_kernel(struct pt_regs *regs, unsigned int depth,
			     int (*kfn)(struct stackframe *frame, void *data),
			     int (*ufn)(struct stackframe *frame, void *data),
			     void *data);
void xtensa_backtrace_user(struct pt_regs *regs, unsigned int depth,
			   int (*ufn)(struct stackframe *frame, void *data),
			   void *data);
#endif /* _XTENSA_STACKTRACE_H */