函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\events\core.c Create Date:2022-07-27 14:54:00
Last Modify:2022-05-20 07:50:19 Copyright©Brick
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函数名称：exclusive_event_destroy

函数原型：static void exclusive_event_destroy(struct perf_event *event)

返回类型：void

参数：

类型参数名称
struct perf_event *event
4539  pmu等于pmu
4541  如果非is_exclusive_pmu(pmu)则返回
4545  如果attach_state按位与PERF_ATTACH_TASK则atomic_dec( & < 0: cpu; > 0: tsk )
4547  否则atomic_inc( & < 0: cpu; > 0: tsk )
调用者
名称描述
_free_event
perf_event_allocAllocate and initialize an event structure