函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:security\smack\smack_lsm.c Create Date:2022-07-27 20:50:17
Last Modify:2020-03-12 14:18:49 Copyright©Brick
首页 函数Tree
注解内核,赢得工具下载SCCTEnglish

函数名称：smack_file_lock - Smack check on file locking*@file: the object*@cmd: unused* Returns 0 if current has lock access, error code otherwise

函数原型：static int smack_file_lock(struct file *file, unsigned int cmd)

返回类型：int

参数：

类型参数名称
struct file *file
unsigned intcmd
1589  inode等于file_inode(file)
1591  如果此条件成立可能性小(为编译器优化)(IS_PRIVATE(inode))则返回:0
1594  some inline functions to set up audit data* they do nothing if CONFIG_AUDIT is not set
1595  smk_ad_setfield_u_fs_path( & ad, f_path)
1596  rc等于smk_curacc - determine if current has a specific access to an object*@obj_known: a pointer to the object's Smack label entry*@mode: the access requested, in "MAY" format*@a : common audit data* This function checks the current subject label/object label
1597  rc等于smk_bu_file(file, Locks should be writes, but ... , rc)
1598  返回:rc