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 20:49:22
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：smack_sb_statfs - Smack check on statfs*@dentry: identifies the file system in question* Returns 0 if current can read the floor of the filesystem,* and error code otherwise

函数原型：static int smack_sb_statfs(struct dentry *dentry)

返回类型：int

参数：

类型参数名称
struct dentry *dentry
882  sbp等于s_security
886  some inline functions to set up audit data* they do nothing if CONFIG_AUDIT is not set
887  smk_ad_setfield_u_fs_path_dentry( & ad, dentry)
889  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
890  rc等于smk_bu_current("statfs", smk_floor, MAY_READ, rc)
891  返回:rc