函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\fcntl.c Create Date:2022-07-29 10:35:41
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：f_getown

函数原型：pid_t f_getown(struct file *filp)

返回类型：pid_t

参数：

类型参数名称
struct file *filp
152  read_lock( & protects pid, uid, euid fields )
153  pid等于pid_vnr( pid or -pgrp where SIGIO should be sent )
154  如果 Kind of process group SIGIO should be sent to 恒等于进程组则pid等于负pid
156  read_unlock( & protects pid, uid, euid fields )
157  返回:pid
调用者
名称描述
do_fcntl