函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\time\posix-timers.c Create Date:2022-07-27 11:46:15
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:good_sigevent

函数原型:static struct pid *good_sigevent(sigevent_t *event)

返回类型:struct pid

参数:

类型参数名称
sigevent_t *event
407  pid等于task_tgid(当前进程)
411  :sigev_notify恒等于ify via signal 按位或deliver to thread
412  pid等于find_vpid(sigev_notify_thread_id)
413  rtn等于pid_task(pid, 单一进程)
414  如果非rtn或非same_thread_group(rtn, 当前进程)则返回:NULL
417  :sigev_notify恒等于ify via signal
418  :sigev_notify恒等于deliver via thread creation
419  如果sigev_signo小于等于0或sigev_signo大于SIGRTMAX则返回:NULL
422  :sigev_notify恒等于her notification: meaningless
423  返回:pid
424  默认
425  返回:NULL
调用者
名称描述
do_timer_createCreate a POSIX.1b interval timer.