get_group

函数名称：get_group_info - Get a reference to a group info structure*@group_info: The group info to reference* This gets a reference to a set of supplementary groups.* If the caller is accessing a task's credentials, they must hold the RCU read* lock when reading.

函数原型：static inline struct group_info *get_group_info(struct group_info *gi)

返回类型：struct group_info

参数：

类型	参数	名称
struct group_info *	gi

**调用者**
名称	描述
prepare_creds	prepare_creds - Prepare a new set of credentials for modification* Prepare a new set of task credentials for modification
prepare_kernel_cred	prepare_kernel_cred - Prepare a set of credentials for a kernel service@daemon: A userspace daemon to be used as a reference Prepare a set of credentials for a kernel service
set_groups	set_groups - Change a group subscription in a set of credentials@new: The newly prepared set of credentials to alter@group_info: The group list to install
key_change_session_keyring	Replace a process's session keyring on behalf of one of its children when* the target process is about to resume userspace execution.

函数逻辑报告