函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\timerfd.c Create Date:2022-07-29 10:51:49
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：timerfd_poll

函数原型：static __poll_t timerfd_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
232  ctx等于 needed for tty driver, and maybe others
233  events等于0
236  poll_wait(file, & wqh, wait)
238  spin_lock_irqsave( & lock, flags)
239  如果ticks则events或等于Epoll event masks
241  spin_unlock_irqrestore( & lock, flags)
243  返回:events