Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:security\smack\smackfs.c Create Date:2022-07-28 19:29:11
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:smk_write_change_rule - write() for /smack/change-rule*@file: file pointer*@buf: data from user space*@count: bytes sent*@ppos: where to start - must be 0

Proto:static ssize_t smk_write_change_rule(struct file *file, const char __user *buf, size_t count, loff_t *ppos)

Type:ssize_t

Parameter:

TypeParameterName
struct file *file
const char __user *buf
size_tcount
loff_t *ppos
2566  If Not smack_privileged - are all privilege requirements met*@cap: The requested capability* Is the task privileged and allowed to be privileged* by the onlycap rule.* Returns true if the task is allowed to be privileged, false if it's not. Then Return -EPERM
2569  Return smk_write_rules_list - write() for any /smack rule file*@file: file pointer, not actually used*@buf: where to get the data from*@count: bytes sent*@ppos: where to start - must be 0*@rule_list: the list of rules to write to*@rule_lock: lock for the rule