diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/x86/include/asm/stacktrace.h')
-rw-r--r-- | ANDROID_3.4.5/arch/x86/include/asm/stacktrace.h | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/ANDROID_3.4.5/arch/x86/include/asm/stacktrace.h b/ANDROID_3.4.5/arch/x86/include/asm/stacktrace.h deleted file mode 100644 index 70bbe390..00000000 --- a/ANDROID_3.4.5/arch/x86/include/asm/stacktrace.h +++ /dev/null @@ -1,118 +0,0 @@ -/* - * 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 (*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, unsigned long bp, - 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, unsigned long bp, char *log_lvl); - -extern void -show_stack_log_lvl(struct task_struct *task, struct pt_regs *regs, - unsigned long *sp, unsigned long bp, 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 */ |