fscrypt_keyring
struct fscrypt_keyring *keyring;
struct fscrypt_keyring *keyring = sb->s_master_keys;
fscrypt_mk_hash_bucket(struct fscrypt_keyring *keyring,
struct fscrypt_keyring *keyring;
struct fscrypt_keyring *keyring = sb->s_master_keys;
struct fscrypt_keyring *s_master_keys; /* master crypto keys in use */