函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\step.c Create Date:2022-07-27 08:52:39
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：Enable single or block step.

函数原型：static void enable_step(struct task_struct *child, bool block)

返回类型：void

参数：

类型参数名称
struct task_struct *child
boolblock
207  如果Enable single-stepping. Return nonzero if user mode is not using TF itself.且block则set_task_blockstep(child, true)
209  否则如果test_tsk_thread_flag(child, set when we want DEBUGCTLMSR_BTF )则set_task_blockstep(child, false)
调用者
名称描述
user_enable_single_step
user_enable_block_step