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PAL.C.T MINI SHELL
files >> /proc/self/root/usr/src/kernels/2.6.32-754.29.1.el6.i686/arch/x86/include/asm/
upload
files >> //proc/self/root/usr/src/kernels/2.6.32-754.29.1.el6.i686/arch/x86/include/asm/stacktrace.h

/*
 *  Copyright (C) 1991, 1992  Linus Torvalds
 *  Copyright (C) 2000, 2001, 2002 Andi Kleen, SuSE Labs
 */

#ifndef _ASM_X86_STACKTRACE_H
#define _ASM_X86_STACKTRACE_H

#include <linux/uaccess.h>
#include <linux/ptrace.h>

extern int kstack_depth_to_print;

struct thread_info;
struct stacktrace_ops;

typedef unsigned long (*walk_stack_t)(struct thread_info *tinfo,
				      unsigned long *stack,
				      unsigned long bp,
				      const struct stacktrace_ops *ops,
				      void *data,
				      unsigned long *end,
				      int *graph);

extern unsigned long
print_context_stack(struct thread_info *tinfo,
		    unsigned long *stack, unsigned long bp,
		    const struct stacktrace_ops *ops, void *data,
		    unsigned long *end, int *graph);

extern unsigned long
print_context_stack_bp(struct thread_info *tinfo,
		       unsigned long *stack, unsigned long bp,
		       const struct stacktrace_ops *ops, void *data,
		       unsigned long *end, int *graph);

/* Generic stack tracer with callbacks */

struct stacktrace_ops {
	void (*warning)(void *data, char *msg);
	/* msg must contain %s for the symbol */
	void (*warning_symbol)(void *data, char *msg, unsigned long symbol);
	void (*address)(void *data, unsigned long address, int reliable);
	/* On negative return stop dumping */
	int (*stack)(void *data, char *name);
	walk_stack_t	walk_stack;
};

void dump_trace(struct task_struct *tsk, struct pt_regs *regs,
		unsigned long *stack,
		const struct stacktrace_ops *ops, void *data);

#ifdef CONFIG_X86_32
#define STACKSLOTS_PER_LINE 8
#define get_bp(bp) asm("movl %%ebp, %0" : "=r" (bp) :)
#else
#define STACKSLOTS_PER_LINE 4
#define get_bp(bp) asm("movq %%rbp, %0" : "=r" (bp) :)
#endif

#ifdef CONFIG_FRAME_POINTER
static inline unsigned long
stack_frame(struct task_struct *task, struct pt_regs *regs)
{
	unsigned long bp;

	if (regs)
		return regs->bp;

	if (task == current) {
		/* Grab bp right from our regs */
		get_bp(bp);
		return bp;
	}

	/* bp is the last reg pushed by switch_to */
	return *(unsigned long *)task->thread.sp;
}
#else
static inline unsigned long
stack_frame(struct task_struct *task, struct pt_regs *regs)
{
	return 0;
}
#endif

extern void
show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs,
		   unsigned long *stack, char *log_lvl);

extern void
show_stack_log_lvl(struct task_struct *task, struct pt_regs *regs,
		   unsigned long *sp, char *log_lvl);

extern unsigned int code_bytes;

/* The form of the top of the frame on the stack */
struct stack_frame {
	struct stack_frame *next_frame;
	unsigned long return_address;
};

struct stack_frame_ia32 {
    u32 next_frame;
    u32 return_address;
};

static inline unsigned long caller_frame_pointer(void)
{
	struct stack_frame *frame;

	get_bp(frame);

#ifdef CONFIG_FRAME_POINTER
	frame = frame->next_frame;
#endif

	return (unsigned long)frame;
}

#endif /* _ASM_X86_STACKTRACE_H */
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