8d068875ca
The xfrm gc threshold can be configured via xfrm{4,6}_gc_thresh
sysctl but currently only in init_net, other namespaces always
use the default value. This can substantially limit the number
of IPsec tunnels that can be effectively used.
Signed-off-by: Michal Kubecek <mkubecek@suse.cz>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
82 lines
1.8 KiB
C
82 lines
1.8 KiB
C
/*
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* ipv4 in net namespaces
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*/
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#ifndef __NETNS_IPV4_H__
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#define __NETNS_IPV4_H__
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#include <linux/uidgid.h>
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#include <net/inet_frag.h>
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struct tcpm_hash_bucket;
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struct ctl_table_header;
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struct ipv4_devconf;
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struct fib_rules_ops;
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struct hlist_head;
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struct fib_table;
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struct sock;
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struct netns_ipv4 {
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#ifdef CONFIG_SYSCTL
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struct ctl_table_header *forw_hdr;
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struct ctl_table_header *frags_hdr;
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struct ctl_table_header *ipv4_hdr;
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struct ctl_table_header *route_hdr;
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struct ctl_table_header *xfrm4_hdr;
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#endif
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struct ipv4_devconf *devconf_all;
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struct ipv4_devconf *devconf_dflt;
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#ifdef CONFIG_IP_MULTIPLE_TABLES
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struct fib_rules_ops *rules_ops;
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bool fib_has_custom_rules;
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struct fib_table *fib_local;
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struct fib_table *fib_main;
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struct fib_table *fib_default;
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#endif
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#ifdef CONFIG_IP_ROUTE_CLASSID
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int fib_num_tclassid_users;
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#endif
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struct hlist_head *fib_table_hash;
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struct sock *fibnl;
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struct sock **icmp_sk;
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struct inet_peer_base *peers;
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struct tcpm_hash_bucket *tcp_metrics_hash;
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unsigned int tcp_metrics_hash_log;
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struct netns_frags frags;
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#ifdef CONFIG_NETFILTER
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struct xt_table *iptable_filter;
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struct xt_table *iptable_mangle;
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struct xt_table *iptable_raw;
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struct xt_table *arptable_filter;
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#ifdef CONFIG_SECURITY
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struct xt_table *iptable_security;
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#endif
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struct xt_table *nat_table;
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#endif
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int sysctl_icmp_echo_ignore_all;
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int sysctl_icmp_echo_ignore_broadcasts;
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int sysctl_icmp_ignore_bogus_error_responses;
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int sysctl_icmp_ratelimit;
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int sysctl_icmp_ratemask;
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int sysctl_icmp_errors_use_inbound_ifaddr;
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int sysctl_tcp_ecn;
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kgid_t sysctl_ping_group_range[2];
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long sysctl_tcp_mem[3];
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atomic_t dev_addr_genid;
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#ifdef CONFIG_IP_MROUTE
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#ifndef CONFIG_IP_MROUTE_MULTIPLE_TABLES
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struct mr_table *mrt;
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#else
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struct list_head mr_tables;
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struct fib_rules_ops *mr_rules_ops;
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#endif
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#endif
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};
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#endif
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