函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\ptrace.c Create Date:2022-07-27 08:51:53
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：ptrace_register_breakpoint

函数原型：static struct perf_event *ptrace_register_breakpoint(struct task_struct *tsk, int len, int type, unsigned long addr, bool disabled)

返回类型：struct perf_event

参数：

类型参数名称
struct task_struct *tsk
intlen
inttype
unsigned longaddr
booldisabled
550  ptrace_breakpoint_init( & attr)
551  bp_addr等于addr
553  err等于ptrace_fill_bp_fields( & attr, len, type, disabled)
554  如果err则返回:错误号
557  返回:register_user_hw_breakpoint( & attr, ptrace_triggered, NULL, tsk)
调用者
名称描述
ptrace_write_dr7Handle ptrace writes to debug register 7.
ptrace_set_breakpoint_addr