87 	struct rhashtable *ht;  member
173 	struct rhashtable *ht;  member
180 static inline unsigned long rht_marker(const struct rhashtable *ht, u32 hash)  in rht_marker()  argument
182 	return NULLS_MARKER(ht->p.nulls_base + hash);  in rht_marker()
185 #define INIT_RHT_NULLS_HEAD(ptr, ht, hash) \  argument
186 	((ptr) = (typeof(ptr)) rht_marker(ht, hash))
198 static inline void *rht_obj(const struct rhashtable *ht,  in rht_obj()  argument
201 	return (char *)he - ht->p.head_offset;  in rht_obj()
211 	struct rhashtable *ht, const struct bucket_table *tbl,  in rht_key_hashfn()  argument
218 		hash = ht->p.hashfn(key, ht->key_len, tbl->hash_rnd);  in rht_key_hashfn()
230 		unsigned int key_len = ht->p.key_len;  in rht_key_hashfn()
242 	struct rhashtable *ht, const struct bucket_table *tbl,  in rht_head_hashfn()  argument
245 	const char *ptr = rht_obj(ht, he);  in rht_head_hashfn()
249 							    ht->p.key_len,  in rht_head_hashfn()
251 	       rht_key_hashfn(ht, tbl, ptr + params.key_offset, params);  in rht_head_hashfn()
259 static inline bool rht_grow_above_75(const struct rhashtable *ht,  in rht_grow_above_75()  argument
263 	return atomic_read(&ht->nelems) > (tbl->size / 4 * 3) &&  in rht_grow_above_75()
264 	       (!ht->p.max_size || tbl->size < ht->p.max_size);  in rht_grow_above_75()
272 static inline bool rht_shrink_below_30(const struct rhashtable *ht,  in rht_shrink_below_30()  argument
276 	return atomic_read(&ht->nelems) < (tbl->size * 3 / 10) &&  in rht_shrink_below_30()
277 	       tbl->size > ht->p.min_size;  in rht_shrink_below_30()
285 static inline bool rht_grow_above_100(const struct rhashtable *ht,  in rht_grow_above_100()  argument
288 	return atomic_read(&ht->nelems) > tbl->size &&  in rht_grow_above_100()
289 		(!ht->p.max_size || tbl->size < ht->p.max_size);  in rht_grow_above_100()
297 static inline bool rht_grow_above_max(const struct rhashtable *ht,  in rht_grow_above_max()  argument
300 	return ht->p.insecure_max_entries &&  in rht_grow_above_max()
301 	       atomic_read(&ht->nelems) >= ht->p.insecure_max_entries;  in rht_grow_above_max()
324 int lockdep_rht_mutex_is_held(struct rhashtable *ht);
327 static inline int lockdep_rht_mutex_is_held(struct rhashtable *ht)  in lockdep_rht_mutex_is_held()  argument
339 int rhashtable_init(struct rhashtable *ht,
342 int rhashtable_insert_slow(struct rhashtable *ht, const void *key,
345 int rhashtable_insert_rehash(struct rhashtable *ht);
347 int rhashtable_walk_init(struct rhashtable *ht, struct rhashtable_iter *iter);
353 void rhashtable_free_and_destroy(struct rhashtable *ht,
356 void rhashtable_destroy(struct rhashtable *ht);
358 #define rht_dereference(p, ht) \  argument
359 	rcu_dereference_protected(p, lockdep_rht_mutex_is_held(ht))
361 #define rht_dereference_rcu(p, ht) \  argument
362 	rcu_dereference_check(p, lockdep_rht_mutex_is_held(ht))
509 	struct rhashtable *ht = arg->ht;  in rhashtable_compare()  local
512 	return memcmp(ptr + ht->p.key_offset, arg->key, ht->p.key_len);  in rhashtable_compare()
527 	struct rhashtable *ht, const void *key,  in rhashtable_lookup_fast()  argument
531 		.ht = ht,  in rhashtable_lookup_fast()
540 	tbl = rht_dereference_rcu(ht->tbl, ht);  in rhashtable_lookup_fast()
542 	hash = rht_key_hashfn(ht, tbl, key, params);  in rhashtable_lookup_fast()
545 		    params.obj_cmpfn(&arg, rht_obj(ht, he)) :  in rhashtable_lookup_fast()
546 		    rhashtable_compare(&arg, rht_obj(ht, he)))  in rhashtable_lookup_fast()
549 		return rht_obj(ht, he);  in rhashtable_lookup_fast()
555 	tbl = rht_dereference_rcu(tbl->future_tbl, ht);  in rhashtable_lookup_fast()
565 	struct rhashtable *ht, const void *key, struct rhash_head *obj,  in __rhashtable_insert_fast()  argument
569 		.ht = ht,  in __rhashtable_insert_fast()
582 	tbl = rht_dereference_rcu(ht->tbl, ht);  in __rhashtable_insert_fast()
588 		hash = rht_head_hashfn(ht, tbl, obj, params);  in __rhashtable_insert_fast()
596 		tbl = rht_dereference_rcu(tbl->future_tbl, ht);  in __rhashtable_insert_fast()
599 	new_tbl = rht_dereference_rcu(tbl->future_tbl, ht);  in __rhashtable_insert_fast()
601 		err = rhashtable_insert_slow(ht, key, obj, new_tbl);  in __rhashtable_insert_fast()
608 	if (unlikely(rht_grow_above_max(ht, tbl)))  in __rhashtable_insert_fast()
611 	if (unlikely(rht_grow_above_100(ht, tbl))) {  in __rhashtable_insert_fast()
614 		err = rhashtable_insert_rehash(ht);  in __rhashtable_insert_fast()
623 	elasticity = ht->elasticity;  in __rhashtable_insert_fast()
627 			       params.obj_cmpfn(&arg, rht_obj(ht, head)) :  in __rhashtable_insert_fast()
628 			       rhashtable_compare(&arg, rht_obj(ht, head)))))  in __rhashtable_insert_fast()
642 	atomic_inc(&ht->nelems);  in __rhashtable_insert_fast()
643 	if (rht_grow_above_75(ht, tbl))  in __rhashtable_insert_fast()
644 		schedule_work(&ht->run_work);  in __rhashtable_insert_fast()
670 	struct rhashtable *ht, struct rhash_head *obj,  in rhashtable_insert_fast()  argument
673 	return __rhashtable_insert_fast(ht, NULL, obj, params);  in rhashtable_insert_fast()
698 	struct rhashtable *ht, struct rhash_head *obj,  in rhashtable_lookup_insert_fast()  argument
701 	const char *key = rht_obj(ht, obj);  in rhashtable_lookup_insert_fast()
703 	BUG_ON(ht->p.obj_hashfn);  in rhashtable_lookup_insert_fast()
705 	return __rhashtable_insert_fast(ht, key + ht->p.key_offset, obj,  in rhashtable_lookup_insert_fast()
732 	struct rhashtable *ht, const void *key, struct rhash_head *obj,  in rhashtable_lookup_insert_key()  argument
735 	BUG_ON(!ht->p.obj_hashfn || !key);  in rhashtable_lookup_insert_key()
737 	return __rhashtable_insert_fast(ht, key, obj, params);  in rhashtable_lookup_insert_key()
742 	struct rhashtable *ht, struct bucket_table *tbl,  in __rhashtable_remove_fast()  argument
751 	hash = rht_head_hashfn(ht, tbl, obj, params);  in __rhashtable_remove_fast()
789 	struct rhashtable *ht, struct rhash_head *obj,  in rhashtable_remove_fast()  argument
797 	tbl = rht_dereference_rcu(ht->tbl, ht);  in rhashtable_remove_fast()
804 	while ((err = __rhashtable_remove_fast(ht, tbl, obj, params)) &&  in rhashtable_remove_fast()
805 	       (tbl = rht_dereference_rcu(tbl->future_tbl, ht)))  in rhashtable_remove_fast()
811 	atomic_dec(&ht->nelems);  in rhashtable_remove_fast()
812 	if (unlikely(ht->p.automatic_shrinking &&  in rhashtable_remove_fast()
813 		     rht_shrink_below_30(ht, tbl)))  in rhashtable_remove_fast()
814 		schedule_work(&ht->run_work);  in rhashtable_remove_fast()