50 	spin_lock_irqsave(&vif->hash.cache.lock, flags);  in xenvif_add_hash()
54 	list_for_each_entry_rcu(entry, &vif->hash.cache.list, link,  in xenvif_add_hash()
55 				lockdep_is_held(&vif->hash.cache.lock)) {  in xenvif_add_hash()
65 		new->seq = atomic_inc_return(&vif->hash.cache.seq);  in xenvif_add_hash()
66 		list_add_rcu(&new->link, &vif->hash.cache.list);  in xenvif_add_hash()
68 		if (++vif->hash.cache.count > xenvif_hash_cache_size) {  in xenvif_add_hash()
70 			vif->hash.cache.count--;  in xenvif_add_hash()
75 	spin_unlock_irqrestore(&vif->hash.cache.lock, flags);  in xenvif_add_hash()
86 	val = xen_netif_toeplitz_hash(vif->hash.key,  in xenvif_new_hash()
87 				      sizeof(vif->hash.key),  in xenvif_new_hash()
104 	spin_lock_irqsave(&vif->hash.cache.lock, flags);  in xenvif_flush_hash()
106 	list_for_each_entry_safe(entry, n, &vif->hash.cache.list, link) {  in xenvif_flush_hash()
108 		vif->hash.cache.count--;  in xenvif_flush_hash()
112 	spin_unlock_irqrestore(&vif->hash.cache.lock, flags);  in xenvif_flush_hash()
132 	list_for_each_entry_rcu(entry, &vif->hash.cache.list, link) {  in xenvif_find_hash()
136 			entry->seq = atomic_inc_return(&vif->hash.cache.seq);  in xenvif_find_hash()
153 	u32 hash = 0;  in xenvif_set_skb_hash()  local
155 	u32 flags = vif->hash.flags;  in xenvif_set_skb_hash()
159 	 * correspond to any enabled hash type then there's no point  in xenvif_set_skb_hash()
199 			hash = xenvif_find_hash(vif, data, sizeof(data));  in xenvif_set_skb_hash()
207 			hash = xenvif_find_hash(vif, data, sizeof(data));  in xenvif_set_skb_hash()
223 			hash = xenvif_find_hash(vif, data, sizeof(data));  in xenvif_set_skb_hash()
231 			hash = xenvif_find_hash(vif, data, sizeof(data));  in xenvif_set_skb_hash()
242 		__skb_set_sw_hash(skb, hash, type == PKT_HASH_TYPE_L4);  in xenvif_set_skb_hash()
256 	vif->hash.alg = alg;  in xenvif_set_hash_alg()
263 	if (vif->hash.alg == XEN_NETIF_CTRL_HASH_ALGORITHM_NONE)  in xenvif_get_hash_flags()
282 	if (vif->hash.alg == XEN_NETIF_CTRL_HASH_ALGORITHM_NONE)  in xenvif_set_hash_flags()
285 	vif->hash.flags = flags;  in xenvif_set_hash_flags()
292 	u8 *key = vif->hash.key;  in xenvif_set_hash_key()
327 	vif->hash.size = size;  in xenvif_set_hash_mapping_size()
328 	memset(vif->hash.mapping[vif->hash.mapping_sel], 0,  in xenvif_set_hash_mapping_size()
337 	u32 *mapping = vif->hash.mapping[!vif->hash.mapping_sel];  in xenvif_set_hash_mapping()
347 	if ((off + len < off) || (off + len > vif->hash.size) ||  in xenvif_set_hash_mapping()
363 	memcpy(mapping, vif->hash.mapping[vif->hash.mapping_sel],  in xenvif_set_hash_mapping()
364 	       vif->hash.size * sizeof(*mapping));  in xenvif_set_hash_mapping()
378 	vif->hash.mapping_sel = !vif->hash.mapping_sel;  in xenvif_set_hash_mapping()
388 	switch (vif->hash.alg) {  in xenvif_dump_hash_info()
390 		seq_puts(m, "Hash Algorithm: TOEPLITZ\n");  in xenvif_dump_hash_info()
394 		seq_puts(m, "Hash Algorithm: NONE\n");  in xenvif_dump_hash_info()
400 	if (vif->hash.flags) {  in xenvif_dump_hash_info()
403 		if (vif->hash.flags & XEN_NETIF_CTRL_HASH_TYPE_IPV4)  in xenvif_dump_hash_info()
405 		if (vif->hash.flags & XEN_NETIF_CTRL_HASH_TYPE_IPV4_TCP)  in xenvif_dump_hash_info()
407 		if (vif->hash.flags & XEN_NETIF_CTRL_HASH_TYPE_IPV6)  in xenvif_dump_hash_info()
409 		if (vif->hash.flags & XEN_NETIF_CTRL_HASH_TYPE_IPV6_TCP)  in xenvif_dump_hash_info()
425 			seq_printf(m, "%02x ", vif->hash.key[i]);  in xenvif_dump_hash_info()
430 	if (vif->hash.size != 0) {  in xenvif_dump_hash_info()
431 		const u32 *mapping = vif->hash.mapping[vif->hash.mapping_sel];  in xenvif_dump_hash_info()
435 		for (i = 0; i < vif->hash.size; ) {  in xenvif_dump_hash_info()
439 			if (i + n >= vif->hash.size)  in xenvif_dump_hash_info()
440 				n = vif->hash.size - i;  in xenvif_dump_hash_info()
458 	BUG_ON(vif->hash.cache.count);  in xenvif_init_hash()
460 	spin_lock_init(&vif->hash.cache.lock);  in xenvif_init_hash()
461 	INIT_LIST_HEAD(&vif->hash.cache.list);  in xenvif_init_hash()