23 struct key *afs_request_key(struct afs_cell *cell)  in afs_request_key()
25 	struct key *key;  in afs_request_key()  local
30 	key = request_key_net(&key_type_rxrpc, cell->anonymous_key->description,  in afs_request_key()
32 	if (IS_ERR(key)) {  in afs_request_key()
33 		if (PTR_ERR(key) != -ENOKEY) {  in afs_request_key()
34 			_leave(" = %ld", PTR_ERR(key));  in afs_request_key()
35 			return key;  in afs_request_key()
43 		_leave(" = {%x} [auth]", key_serial(key));  in afs_request_key()
44 		return key;  in afs_request_key()
51 struct key *afs_request_key_rcu(struct afs_cell *cell)  in afs_request_key_rcu()
53 	struct key *key;  in afs_request_key_rcu()  local
58 	key = request_key_net_rcu(&key_type_rxrpc,  in afs_request_key_rcu()
61 	if (IS_ERR(key)) {  in afs_request_key_rcu()
62 		if (PTR_ERR(key) != -ENOKEY) {  in afs_request_key_rcu()
63 			_leave(" = %ld", PTR_ERR(key));  in afs_request_key_rcu()
64 			return key;  in afs_request_key_rcu()
72 		_leave(" = {%x} [auth]", key_serial(key));  in afs_request_key_rcu()
73 		return key;  in afs_request_key_rcu()
87 		key_put(permits->permits[i].key);  in afs_permits_rcu()
130 		h += (unsigned long)permits->permits[i].key / sizeof(void *);  in afs_hash_permits()
143 void afs_cache_permit(struct afs_vnode *vnode, struct key *key,  in afs_cache_permit()  argument
153 	       vnode->fid.vid, vnode->fid.vnode, key_serial(key), caller_access);  in afs_cache_permit()
164 				if (permits->permits[i].key < key)  in afs_cache_permit()
166 				if (permits->permits[i].key > key)  in afs_cache_permit()
233 			if (j == i && permits->permits[i].key > key) {  in afs_cache_permit()
234 				new->permits[j].key = key;  in afs_cache_permit()
238 			new->permits[j].key = permits->permits[i].key;  in afs_cache_permit()
245 		new->permits[j].key = key;  in afs_cache_permit()
271 		key_get(new->permits[i].key);  in afs_cache_permit()
306 static bool afs_check_permit_rcu(struct afs_vnode *vnode, struct key *key,  in afs_check_permit_rcu()  argument
313 	       vnode->fid.vid, vnode->fid.vnode, key_serial(key));  in afs_check_permit_rcu()
316 	if (key == vnode->volume->cell->anonymous_key) {  in afs_check_permit_rcu()
325 			if (permits->permits[i].key < key)  in afs_check_permit_rcu()
327 			if (permits->permits[i].key > key)  in afs_check_permit_rcu()
345 int afs_check_permit(struct afs_vnode *vnode, struct key *key,  in afs_check_permit()  argument
353 	       vnode->fid.vid, vnode->fid.vnode, key_serial(key));  in afs_check_permit()
356 	if (key == vnode->volume->cell->anonymous_key) {  in afs_check_permit()
365 				if (permits->permits[i].key < key)  in afs_check_permit()
367 				if (permits->permits[i].key > key)  in afs_check_permit()
384 		ret = afs_fetch_status(vnode, key, false, _access);  in afs_check_permit()
405 	struct key *key;  in afs_permission()  local
412 		key = afs_request_key_rcu(vnode->volume->cell);  in afs_permission()
413 		if (IS_ERR(key))  in afs_permission()
418 		    !afs_check_permit_rcu(vnode, key, &access))  in afs_permission()
421 		key = afs_request_key(vnode->volume->cell);  in afs_permission()
422 		if (IS_ERR(key)) {  in afs_permission()
423 			_leave(" = %ld [key]", PTR_ERR(key));  in afs_permission()
424 			return PTR_ERR(key);  in afs_permission()
427 		ret = afs_validate(vnode, key);  in afs_permission()
432 		ret = afs_check_permit(vnode, key, &access);  in afs_permission()
470 	key_put(key);  in afs_permission()
477 	key_put(key);  in afs_permission()