56 inet_frag_hashfn(const struct inet_frags *f, const struct inet_frag_queue *q)  in inet_frag_hashfn()  argument
58 	return f->hashfn(q) & (INETFRAGS_HASHSZ - 1);  in inet_frag_hashfn()
80 		struct inet_frag_queue *q;  in inet_frag_secret_rebuild()  local
86 		hlist_for_each_entry_safe(q, n, &hb->chain, list) {  in inet_frag_secret_rebuild()
87 			unsigned int hval = inet_frag_hashfn(f, q);  in inet_frag_secret_rebuild()
92 				hlist_del(&q->list);  in inet_frag_secret_rebuild()
107 				hlist_add_head(&q->list, &hb_dest->chain);  in inet_frag_secret_rebuild()
120 static bool inet_fragq_should_evict(const struct inet_frag_queue *q)  in inet_fragq_should_evict()  argument
122 	return q->net->low_thresh == 0 ||  in inet_fragq_should_evict()
123 	       frag_mem_limit(q->net) >= q->net->low_thresh;  in inet_fragq_should_evict()
313 void inet_frag_destroy(struct inet_frag_queue *q, struct inet_frags *f)  in inet_frag_destroy()  argument
319 	WARN_ON(!(q->flags & INET_FRAG_COMPLETE));  in inet_frag_destroy()
320 	WARN_ON(del_timer(&q->timer) != 0);  in inet_frag_destroy()
323 	fp = q->fragments;  in inet_frag_destroy()
324 	nf = q->net;  in inet_frag_destroy()
333 	sub_frag_mem_limit(q, sum);  in inet_frag_destroy()
336 		f->destructor(q);  in inet_frag_destroy()
337 	kmem_cache_free(f->frags_cachep, q);  in inet_frag_destroy()
380 	struct inet_frag_queue *q;  in inet_frag_alloc()  local
387 	q = kmem_cache_zalloc(f->frags_cachep, GFP_ATOMIC);  in inet_frag_alloc()
388 	if (q == NULL)  in inet_frag_alloc()
391 	q->net = nf;  in inet_frag_alloc()
392 	f->constructor(q, arg);  in inet_frag_alloc()
393 	add_frag_mem_limit(q, f->qsize);  in inet_frag_alloc()
395 	setup_timer(&q->timer, f->frag_expire, (unsigned long)q);  in inet_frag_alloc()
396 	spin_lock_init(&q->lock);  in inet_frag_alloc()
397 	atomic_set(&q->refcnt, 1);  in inet_frag_alloc()
399 	return q;  in inet_frag_alloc()
406 	struct inet_frag_queue *q;  in inet_frag_create()  local
408 	q = inet_frag_alloc(nf, f, arg);  in inet_frag_create()
409 	if (q == NULL)  in inet_frag_create()
412 	return inet_frag_intern(nf, q, f, arg);  in inet_frag_create()
420 	struct inet_frag_queue *q;  in inet_frag_find()  local
430 	hlist_for_each_entry(q, &hb->chain, list) {  in inet_frag_find()
431 		if (q->net == nf && f->match(q, key)) {  in inet_frag_find()
432 			atomic_inc(&q->refcnt);  in inet_frag_find()
434 			return q;  in inet_frag_find()
453 void inet_frag_maybe_warn_overflow(struct inet_frag_queue *q,  in inet_frag_maybe_warn_overflow()  argument
460 	if (PTR_ERR(q) == -ENOBUFS)  in inet_frag_maybe_warn_overflow()