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 10:51:52
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:SYSCALL_DEFINE4

函数原型:SYSCALL_DEFINE4(timerfd_settime, int, ufd, int, flags, const struct __kernel_itimerspec __user *, utmr, struct __kernel_itimerspec __user *, otmr)

返回类型:

参数:

546  如果get_itimerspec64( & new, utmr)则返回:负EFAULT
548  ret等于do_timerfd_settime(ufd, flags, & new, & old)
549  如果ret则返回:ret
551  如果otmrput_itimerspec64( & old, otmr)则返回:负EFAULT
554  返回:ret