函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\include\asm\unwind.h Create Date:2022-07-27 08:34:03
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：unwind_start

函数原型：static inline void unwind_start(struct unwind_state *state, struct task_struct *task, struct pt_regs *regs, unsigned long *first_frame)

返回类型：void

参数：

类型参数名称
struct unwind_state *state
struct task_struct *task
struct pt_regs *regs
unsigned long *first_frame
58  first_frame等于如果first_frame否则get_stack_pointer(task, regs)
60  __unwind_start(state, task, regs, first_frame)
调用者
名称描述
show_trace_log_lvl
arch_stack_walk
arch_stack_walk_reliableThis function returns an error if it detects any unreliable features of the* stack. Otherwise it guarantees that the stack trace is reliable.* If the task is not 'current', the caller *must* ensure the task is inactive.