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 10:51:04
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：COMPAT_SYSCALL_DEFINE6

函数原型：COMPAT_SYSCALL_DEFINE6(epoll_pwait, int, epfd, struct epoll_event __user *, events, int, maxevents, int, timeout, const compat_sigset_t __user *, sigmask, compat_size_t, sigsetsize)

返回类型：

参数：无

2323  err等于set_compat_user_sigmask(sigmask, sigsetsize)
2324  如果err则返回:err
2327  err等于Implement the event wait interface for the eventpoll file. It is the kernel* part of the user space epoll_wait(2).
2328  restore_saved_sigmask_unless(err == - EINTR)
2330  返回:err