284 	struct nfsd4_blocked_lock *nbl;  in find_or_allocate_block()  local
286 	nbl = find_blocked_lock(lo, fh, nn);  in find_or_allocate_block()
287 	if (!nbl) {  in find_or_allocate_block()
288 		nbl= kmalloc(sizeof(*nbl), GFP_KERNEL);  in find_or_allocate_block()
289 		if (nbl) {  in find_or_allocate_block()
290 			INIT_LIST_HEAD(&nbl->nbl_list);  in find_or_allocate_block()
291 			INIT_LIST_HEAD(&nbl->nbl_lru);  in find_or_allocate_block()
292 			fh_copy_shallow(&nbl->nbl_fh, fh);  in find_or_allocate_block()
293 			locks_init_lock(&nbl->nbl_lock);  in find_or_allocate_block()
294 			kref_init(&nbl->nbl_kref);  in find_or_allocate_block()
295 			nfsd4_init_cb(&nbl->nbl_cb, lo->lo_owner.so_client,  in find_or_allocate_block()
300 	return nbl;  in find_or_allocate_block()
306 	struct nfsd4_blocked_lock *nbl;  in free_nbl()  local
308 	nbl = container_of(kref, struct nfsd4_blocked_lock, nbl_kref);  in free_nbl()
309 	kfree(nbl);  in free_nbl()
313 free_blocked_lock(struct nfsd4_blocked_lock *nbl)  in free_blocked_lock()  argument
315 	locks_delete_block(&nbl->nbl_lock);  in free_blocked_lock()
316 	locks_release_private(&nbl->nbl_lock);  in free_blocked_lock()
317 	kref_put(&nbl->nbl_kref, free_nbl);  in free_blocked_lock()
325 	struct nfsd4_blocked_lock *nbl;  in remove_blocked_locks()  local
331 		nbl = list_first_entry(&lo->lo_blocked,  in remove_blocked_locks()
334 		list_del_init(&nbl->nbl_list);  in remove_blocked_locks()
335 		WARN_ON(list_empty(&nbl->nbl_lru));  in remove_blocked_locks()
336 		list_move(&nbl->nbl_lru, &reaplist);  in remove_blocked_locks()
342 		nbl = list_first_entry(&reaplist, struct nfsd4_blocked_lock,  in remove_blocked_locks()
344 		list_del_init(&nbl->nbl_lru);  in remove_blocked_locks()
345 		free_blocked_lock(nbl);  in remove_blocked_locks()
352 	struct nfsd4_blocked_lock	*nbl = container_of(cb,  in nfsd4_cb_notify_lock_prepare()  local
354 	locks_delete_block(&nbl->nbl_lock);  in nfsd4_cb_notify_lock_prepare()
377 	struct nfsd4_blocked_lock	*nbl = container_of(cb,  in nfsd4_cb_notify_lock_release()  local
380 	free_blocked_lock(nbl);  in nfsd4_cb_notify_lock_release()
5828 	struct nfsd4_blocked_lock *nbl;  in nfs4_laundromat()  local
5904 		nbl = list_first_entry(&nn->blocked_locks_lru,  in nfs4_laundromat()
5906 		if (!state_expired(&lt, nbl->nbl_time))  in nfs4_laundromat()
5908 		list_move(&nbl->nbl_lru, &reaplist);  in nfs4_laundromat()
5909 		list_del_init(&nbl->nbl_list);  in nfs4_laundromat()
5914 		nbl = list_first_entry(&reaplist,  in nfs4_laundromat()
5916 		list_del_init(&nbl->nbl_lru);  in nfs4_laundromat()
5917 		free_blocked_lock(nbl);  in nfs4_laundromat()
6784 	struct nfsd4_blocked_lock	*nbl = container_of(fl,  in nfsd4_lm_notify()  local
6790 	if (!list_empty(&nbl->nbl_list)) {  in nfsd4_lm_notify()
6791 		list_del_init(&nbl->nbl_list);  in nfsd4_lm_notify()
6792 		list_del_init(&nbl->nbl_lru);  in nfsd4_lm_notify()
6798 		trace_nfsd_cb_notify_lock(lo, nbl);  in nfsd4_lm_notify()
6799 		nfsd4_run_cb(&nbl->nbl_cb);  in nfsd4_lm_notify()
7095 	struct nfsd4_blocked_lock *nbl = NULL;  in nfsd4_lock()  local
7213 	nbl = find_or_allocate_block(lock_sop, &fp->fi_fhandle, nn);  in nfsd4_lock()
7214 	if (!nbl) {  in nfsd4_lock()
7220 	file_lock = &nbl->nbl_lock;  in nfsd4_lock()
7239 		nbl->nbl_time = ktime_get_boottime_seconds();  in nfsd4_lock()
7241 		list_add_tail(&nbl->nbl_list, &lock_sop->lo_blocked);  in nfsd4_lock()
7242 		list_add_tail(&nbl->nbl_lru, &nn->blocked_locks_lru);  in nfsd4_lock()
7243 		kref_get(&nbl->nbl_kref);  in nfsd4_lock()
7256 		kref_put(&nbl->nbl_kref, free_nbl);  in nfsd4_lock()
7257 		nbl = NULL;  in nfsd4_lock()
7273 	if (nbl) {  in nfsd4_lock()
7277 			if (!list_empty(&nbl->nbl_list) &&  in nfsd4_lock()
7278 			    !list_empty(&nbl->nbl_lru)) {  in nfsd4_lock()
7279 				list_del_init(&nbl->nbl_list);  in nfsd4_lock()
7280 				list_del_init(&nbl->nbl_lru);  in nfsd4_lock()
7281 				kref_put(&nbl->nbl_kref, free_nbl);  in nfsd4_lock()
7286 		free_blocked_lock(nbl);  in nfsd4_lock()