rhnull           1199 lib/rhashtable.c 	static struct rhash_lock_head *rhnull;
rhnull           1201 lib/rhashtable.c 	if (!rhnull)
rhnull           1202 lib/rhashtable.c 		INIT_RHT_NULLS_HEAD(rhnull);
rhnull           1203 lib/rhashtable.c 	return __rht_bucket_nested(tbl, hash) ?: &rhnull;