函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\eventpoll.c Create Date:2022-07-29 10:50:54
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：ep_eventpoll_poll

函数原型：static __poll_t ep_eventpoll_poll(struct file *file, poll_table *wait)

返回类型：__poll_t

参数：

类型参数名称
struct file *file
poll_table *wait
911  ep等于 needed for tty driver, and maybe others
912  depth等于0
915  poll_wait(file, & Wait queue used by file->poll() , wait)
921  返回:p_scan_ready_list - Scans the ready list in a way that makes possible for* the scan code, to call f_op->poll(). Also allows for* O(NumReady) performance.*@ep: Pointer to the epoll private data structure.*@sproc: Pointer to the scan callback.