get_cred

函数名称：get_cred - Get a reference on a set of credentials*@cred: The credentials to reference* Get a reference on the specified set of credentials. The caller must* release the reference. If %NULL is passed, it is returned with no action.

函数原型：static inline const struct cred *get_cred(const struct cred *cred)

返回类型：struct cred

参数：

类型	参数	名称
const struct cred *	cred

**调用者**
名称	描述
__ptrace_link
copy_creds	复制信任
commit_creds	mmit_creds - Install new credentials upon the current task@new: The credentials to be assigned Install a new set of credentials to the current task, using RCU to replace* the old set. Both the objective and the subjective credentials pointers are
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
request_key_auth_new	Create an authorisation token for /sbin/request-key or whoever to gain* access to the caller's security data.
__alloc_file
vfs_dup_fs_context	vfs_dup_fc_config: Duplicate a filesystem context.*@src_fc: The context to copy.

函数逻辑报告