函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\io_uring.c Create Date:2022-07-29 10:54:31
Last Modify:2020-03-12 14:18:49 Copyright©Brick
首页 函数Tree
注解内核,赢得工具下载SCCTEnglish

函数名称：__io_cqring_ev_posted

函数原型：static void __io_cqring_ev_posted(struct io_ring_ctx *ctx, bool trigger_ev)

返回类型：void

参数：

类型参数名称
struct io_ring_ctx *ctx
booltrigger_ev
750  如果waitqueue_active -- locklessly test for waiters on the queue*@wq_head: the waitqueue to test for waiters* returns true if the wait list is not empty* NOTE: this function is lockless and requires care, incorrect usage _will_则wake_up( & wait)
752  如果waitqueue_active -- locklessly test for waiters on the queue*@wq_head: the waitqueue to test for waiters* returns true if the wait list is not empty* NOTE: this function is lockless and requires care, incorrect usage _will_则wake_up( & sqo_wait)
754  如果trigger_ev则ventfd_signal - Adds @n to the eventfd counter
调用者
名称描述
io_cqring_ev_posted
io_poll_wake