linux/include/net/netns/ipv6.h
Eric Dumazet ef62c0ae6d net/ipv6: convert skip_notify_on_dev_down sysctl to u8
Save a bit a space, and could help future sysctls to
use the same pattern.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Acked-by: Matthieu Baerts <matthieu.baerts@tessares.net>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-06-02 22:55:43 -07:00

131 lines
3.3 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* ipv6 in net namespaces
*/
#include <net/inet_frag.h>
#ifndef __NETNS_IPV6_H__
#define __NETNS_IPV6_H__
#include <net/dst_ops.h>
#include <uapi/linux/icmpv6.h>
struct ctl_table_header;
struct netns_sysctl_ipv6 {
#ifdef CONFIG_SYSCTL
struct ctl_table_header *hdr;
struct ctl_table_header *route_hdr;
struct ctl_table_header *icmp_hdr;
struct ctl_table_header *frags_hdr;
struct ctl_table_header *xfrm6_hdr;
#endif
int flush_delay;
int ip6_rt_max_size;
int ip6_rt_gc_min_interval;
int ip6_rt_gc_timeout;
int ip6_rt_gc_interval;
int ip6_rt_gc_elasticity;
int ip6_rt_mtu_expires;
int ip6_rt_min_advmss;
u32 multipath_hash_fields;
u8 multipath_hash_policy;
u8 bindv6only;
u8 flowlabel_consistency;
u8 auto_flowlabels;
int icmpv6_time;
u8 icmpv6_echo_ignore_all;
u8 icmpv6_echo_ignore_multicast;
u8 icmpv6_echo_ignore_anycast;
DECLARE_BITMAP(icmpv6_ratemask, ICMPV6_MSG_MAX + 1);
unsigned long *icmpv6_ratemask_ptr;
u8 anycast_src_echo_reply;
u8 ip_nonlocal_bind;
u8 fwmark_reflect;
u8 flowlabel_state_ranges;
int idgen_retries;
int idgen_delay;
int flowlabel_reflect;
int max_dst_opts_cnt;
int max_hbh_opts_cnt;
int max_dst_opts_len;
int max_hbh_opts_len;
int seg6_flowlabel;
u32 ioam6_id;
u64 ioam6_id_wide;
u8 skip_notify_on_dev_down;
u8 fib_notify_on_flag_change;
u8 icmpv6_error_anycast_as_unicast;
};
struct netns_ipv6 {
/* Keep ip6_dst_ops at the beginning of netns_sysctl_ipv6 */
struct dst_ops ip6_dst_ops;
struct netns_sysctl_ipv6 sysctl;
struct ipv6_devconf *devconf_all;
struct ipv6_devconf *devconf_dflt;
struct inet_peer_base *peers;
struct fqdir *fqdir;
struct fib6_info *fib6_null_entry;
struct rt6_info *ip6_null_entry;
struct rt6_statistics *rt6_stats;
struct timer_list ip6_fib_timer;
struct hlist_head *fib_table_hash;
struct fib6_table *fib6_main_tbl;
struct list_head fib6_walkers;
rwlock_t fib6_walker_lock;
spinlock_t fib6_gc_lock;
atomic_t ip6_rt_gc_expire;
unsigned long ip6_rt_last_gc;
unsigned char flowlabel_has_excl;
#ifdef CONFIG_IPV6_MULTIPLE_TABLES
bool fib6_has_custom_rules;
unsigned int fib6_rules_require_fldissect;
#ifdef CONFIG_IPV6_SUBTREES
unsigned int fib6_routes_require_src;
#endif
struct rt6_info *ip6_prohibit_entry;
struct rt6_info *ip6_blk_hole_entry;
struct fib6_table *fib6_local_tbl;
struct fib_rules_ops *fib6_rules_ops;
#endif
struct sock *ndisc_sk;
struct sock *tcp_sk;
struct sock *igmp_sk;
struct sock *mc_autojoin_sk;
struct hlist_head *inet6_addr_lst;
spinlock_t addrconf_hash_lock;
struct delayed_work addr_chk_work;
#ifdef CONFIG_IPV6_MROUTE
#ifndef CONFIG_IPV6_MROUTE_MULTIPLE_TABLES
struct mr_table *mrt6;
#else
struct list_head mr6_tables;
struct fib_rules_ops *mr6_rules_ops;
#endif
#endif
atomic_t dev_addr_genid;
atomic_t fib6_sernum;
struct seg6_pernet_data *seg6_data;
struct fib_notifier_ops *notifier_ops;
struct fib_notifier_ops *ip6mr_notifier_ops;
unsigned int ipmr_seq; /* protected by rtnl_mutex */
struct {
struct hlist_head head;
spinlock_t lock;
u32 seq;
} ip6addrlbl_table;
struct ioam6_pernet_data *ioam6_data;
};
#if IS_ENABLED(CONFIG_NF_DEFRAG_IPV6)
struct netns_nf_frag {
struct fqdir *fqdir;
};
#endif
#endif