user_key_payload

函数名称：user_key_payload_locked

函数原型：static inline struct user_key_payload *user_key_payload_locked(const struct key *key)

返回类型：struct user_key_payload

参数：

类型	参数	名称
const struct key *	key

**调用者**
名称	描述
digsig_verify_rsa	RSA公钥签名验证
user_revoke	dispose of the links from a revoked keyring* - called with the key sem write-locked
user_read	ad the key data* - the key's semaphore is read-locked
dh_data_from_key
request_user_key	quest_user_key - request the user key* Use a user provided key to encrypt/decrypt an encrypted-key.
find_and_lock_process_key	Search the current task's subscribed keyrings for a "logon" key with* description prefix:descriptor, and if found acquire a read lock on it and* return a pointer to its validated payload in *payload_ret.

函数逻辑报告