153 	struct fqdir *fqdir, *tmp;  in fqdir_free_fn()  local
165 	llist_for_each_entry_safe(fqdir, tmp, kill_list, free_list) {  in fqdir_free_fn()
166 		f = fqdir->f;  in fqdir_free_fn()
170 		kfree(fqdir);  in fqdir_free_fn()
178 	struct fqdir *fqdir = container_of(work, struct fqdir, destroy_work);  in fqdir_work_fn()  local
180 	rhashtable_free_and_destroy(&fqdir->rhashtable, inet_frags_free_cb, NULL);  in fqdir_work_fn()
182 	if (llist_add(&fqdir->free_list, &fqdir_free_list))  in fqdir_work_fn()
186 int fqdir_init(struct fqdir **fqdirp, struct inet_frags *f, struct net *net)  in fqdir_init()
188 	struct fqdir *fqdir = kzalloc(sizeof(*fqdir), GFP_KERNEL);  in fqdir_init()  local
191 	if (!fqdir)  in fqdir_init()
193 	fqdir->f = f;  in fqdir_init()
194 	fqdir->net = net;  in fqdir_init()
195 	res = rhashtable_init(&fqdir->rhashtable, &fqdir->f->rhash_params);  in fqdir_init()
197 		kfree(fqdir);  in fqdir_init()
201 	*fqdirp = fqdir;  in fqdir_init()
218 void fqdir_exit(struct fqdir *fqdir)  in fqdir_exit()  argument
220 	INIT_WORK(&fqdir->destroy_work, fqdir_work_fn);  in fqdir_exit()
221 	queue_work(inet_frag_wq, &fqdir->destroy_work);  in fqdir_exit()
231 		struct fqdir *fqdir = fq->fqdir;  in inet_frag_kill()  local
240 		if (!READ_ONCE(fqdir->dead)) {  in inet_frag_kill()
241 			rhashtable_remove_fast(&fqdir->rhashtable, &fq->node,  in inet_frag_kill()
242 					       fqdir->f->rhash_params);  in inet_frag_kill()
256 	struct inet_frags *f = q->fqdir->f;  in inet_frag_destroy_rcu()
287 	struct fqdir *fqdir;  in inet_frag_destroy()  local
295 	fqdir = q->fqdir;  in inet_frag_destroy()
296 	f = fqdir->f;  in inet_frag_destroy()
302 	sub_frag_mem_limit(fqdir, sum);  in inet_frag_destroy()
306 static struct inet_frag_queue *inet_frag_alloc(struct fqdir *fqdir,  in inet_frag_alloc()  argument
316 	q->fqdir = fqdir;  in inet_frag_alloc()
318 	add_frag_mem_limit(fqdir, f->qsize);  in inet_frag_alloc()
327 static struct inet_frag_queue *inet_frag_create(struct fqdir *fqdir,  in inet_frag_create()  argument
331 	struct inet_frags *f = fqdir->f;  in inet_frag_create()
334 	q = inet_frag_alloc(fqdir, f, arg);  in inet_frag_create()
339 	mod_timer(&q->timer, jiffies + fqdir->timeout);  in inet_frag_create()
341 	*prev = rhashtable_lookup_get_insert_key(&fqdir->rhashtable, &q->key,  in inet_frag_create()
353 struct inet_frag_queue *inet_frag_find(struct fqdir *fqdir, void *key)  in inet_frag_find()  argument
356 	long high_thresh = READ_ONCE(fqdir->high_thresh);  in inet_frag_find()
359 	if (!high_thresh || frag_mem_limit(fqdir) > high_thresh)  in inet_frag_find()
364 	prev = rhashtable_lookup(&fqdir->rhashtable, key, fqdir->f->rhash_params);  in inet_frag_find()
366 		fq = inet_frag_create(fqdir, key, &prev);  in inet_frag_find()
477 		add_frag_mem_limit(q->fqdir, delta);  in inet_frag_reasm_prepare()
499 		add_frag_mem_limit(q->fqdir, clone->truesize);  in inet_frag_reasm_prepare()
569 	sub_frag_mem_limit(q->fqdir, sum_truesize);  in inet_frag_reasm_finish()
598 	sub_frag_mem_limit(q->fqdir, head->truesize);  in inet_frag_pull_head()