函数逻辑报告 |
Source Code:kernel\events\core.c |
Create Date:2022-07-27 15:01:44 |
Last Modify:2022-05-20 07:50:19 | Copyright©Brick |
首页 | 函数Tree |
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函数名称:perf_event_exit_event
函数原型:static void perf_event_exit_event(struct perf_event *child_event, struct perf_event_context *child_ctx, struct task_struct *child)
返回类型:void
参数:
类型 | 参数 | 名称 |
---|---|---|
struct perf_event * | child_event | |
struct perf_event_context * | child_ctx | |
struct task_struct * | child |
11787 | parent_event等于parent |
11801 | 关闭本地中断,获取所要保护的运行队列(runqueue)的自旋锁(spinlock),为查找可运行进程做准备。( & Protect the states of the events in the list,* nr_active, and the list:) |
11802 | WARN_ON_ONCE(is_active) |
11804 | 如果parent_event则perf_group_detach(child_event) |
11806 | Remove an event from the lists for its context.* Must be called with ctx->mutex and ctx->lock held. |
11808 | raw_spin_unlock_irq( & Protect the states of the events in the list,* nr_active, and the list:) |
11813 | 如果非parent_event则 |
11814 | perf_event_wakeup(child_event) |
11815 | 返回 |
11821 | sync_child_event(child_event, child) |
11826 | WARN_ON_ONCE(parent_ctx) |
11827 | mutex_lock( & child_mutex) |
11828 | 删除链表项并重新初始化 |
11834 | perf_event_wakeup(parent_event) |
11836 | put_event(parent_event) |
名称 | 描述 |
---|---|
perf_event_exit_task_context |
源代码转换工具 开放的插件接口 | X |
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支持:c/c++/esqlc/java Oracle/Informix/Mysql 插件可实现:逻辑报告 代码生成和批量转换代码 |