1 /* SPDX-License-Identifier: GPL-2.0-or-later * 1
2 #ifndef _NET_HOTDATA_H
3 #define _NET_HOTDATA_H
4
5 #include <linux/types.h>
6 #include <linux/netdevice.h>
7 #include <net/protocol.h>
8
9 /* Read mostly data used in network fast paths
10 struct net_hotdata {
11 #if IS_ENABLED(CONFIG_INET)
12 struct packet_offload ip_packet_offl
13 struct net_offload tcpv4_offload;
14 struct net_protocol tcp_protocol;
15 struct net_offload udpv4_offload;
16 struct net_protocol udp_protocol;
17 struct packet_offload ipv6_packet_of
18 struct net_offload tcpv6_offload;
19 #if IS_ENABLED(CONFIG_IPV6)
20 struct inet6_protocol tcpv6_protocol
21 struct inet6_protocol udpv6_protocol
22 #endif
23 struct net_offload udpv6_offload;
24 #endif
25 struct list_head offload_base;
26 struct list_head ptype_all;
27 struct kmem_cache *skbuff_cache;
28 struct kmem_cache *skbuff_fclone
29 struct kmem_cache *skb_small_hea
30 #ifdef CONFIG_RPS
31 struct rps_sock_flow_table __rcu *rps_
32 u32 rps_cpu_mask;
33 #endif
34 int gro_normal_bat
35 int netdev_budget;
36 int netdev_budget_
37 int tstamp_prequeu
38 int max_backlog;
39 int dev_tx_weight;
40 int dev_rx_weight;
41 int sysctl_max_skb
42 int sysctl_skb_def
43 int sysctl_mem_pcp
44 };
45
46 #define inet_ehash_secret net_hotdata.tc
47 #define udp_ehash_secret net_hotdata.ud
48 #define inet6_ehash_secret net_hotdata.tc
49 #define tcp_ipv6_hash_secret net_hotdata.tc
50 #define udp6_ehash_secret net_hotdata.ud
51 #define udp_ipv6_hash_secret net_hotdata.ud
52
53 extern struct net_hotdata net_hotdata;
54
55 #endif /* _NET_HOTDATA_H */
56
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