Release 4.7 net/ipv6/sysctl_net_ipv6.c
/*
* sysctl_net_ipv6.c: sysctl interface to net IPV6 subsystem.
*
* Changes:
* YOSHIFUJI Hideaki @USAGI: added icmp sysctl table.
*/
#include <linux/mm.h>
#include <linux/sysctl.h>
#include <linux/in6.h>
#include <linux/ipv6.h>
#include <linux/slab.h>
#include <linux/export.h>
#include <net/ndisc.h>
#include <net/ipv6.h>
#include <net/addrconf.h>
#include <net/inet_frag.h>
static int one = 1;
static int auto_flowlabels_min;
static int auto_flowlabels_max = IP6_AUTO_FLOW_LABEL_MAX;
static struct ctl_table ipv6_table_template[] = {
{
.procname = "bindv6only",
.data = &init_net.ipv6.sysctl.bindv6only,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec
},
{
.procname = "anycast_src_echo_reply",
.data = &init_net.ipv6.sysctl.anycast_src_echo_reply,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec
},
{
.procname = "flowlabel_consistency",
.data = &init_net.ipv6.sysctl.flowlabel_consistency,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec
},
{
.procname = "auto_flowlabels",
.data = &init_net.ipv6.sysctl.auto_flowlabels,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = &auto_flowlabels_min,
.extra2 = &auto_flowlabels_max
},
{
.procname = "fwmark_reflect",
.data = &init_net.ipv6.sysctl.fwmark_reflect,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec
},
{
.procname = "idgen_retries",
.data = &init_net.ipv6.sysctl.idgen_retries,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec,
},
{
.procname = "idgen_delay",
.data = &init_net.ipv6.sysctl.idgen_delay,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_jiffies,
},
{
.procname = "flowlabel_state_ranges",
.data = &init_net.ipv6.sysctl.flowlabel_state_ranges,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec
},
{
.procname = "ip_nonlocal_bind",
.data = &init_net.ipv6.sysctl.ip_nonlocal_bind,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec
},
{ }
};
static struct ctl_table ipv6_rotable[] = {
{
.procname = "mld_max_msf",
.data = &sysctl_mld_max_msf,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec
},
{
.procname = "mld_qrv",
.data = &sysctl_mld_qrv,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = &one
},
{ }
};
static int __net_init ipv6_sysctl_net_init(struct net *net)
{
struct ctl_table *ipv6_table;
struct ctl_table *ipv6_route_table;
struct ctl_table *ipv6_icmp_table;
int err;
err = -ENOMEM;
ipv6_table = kmemdup(ipv6_table_template, sizeof(ipv6_table_template),
GFP_KERNEL);
if (!ipv6_table)
goto out;
ipv6_table[0].data = &net->ipv6.sysctl.bindv6only;
ipv6_table[1].data = &net->ipv6.sysctl.anycast_src_echo_reply;
ipv6_table[2].data = &net->ipv6.sysctl.flowlabel_consistency;
ipv6_table[3].data = &net->ipv6.sysctl.auto_flowlabels;
ipv6_table[4].data = &net->ipv6.sysctl.fwmark_reflect;
ipv6_table[5].data = &net->ipv6.sysctl.idgen_retries;
ipv6_table[6].data = &net->ipv6.sysctl.idgen_delay;
ipv6_table[7].data = &net->ipv6.sysctl.flowlabel_state_ranges;
ipv6_table[8].data = &net->ipv6.sysctl.ip_nonlocal_bind;
ipv6_route_table = ipv6_route_sysctl_init(net);
if (!ipv6_route_table)
goto out_ipv6_table;
ipv6_icmp_table = ipv6_icmp_sysctl_init(net);
if (!ipv6_icmp_table)
goto out_ipv6_route_table;
net->ipv6.sysctl.hdr = register_net_sysctl(net, "net/ipv6", ipv6_table);
if (!net->ipv6.sysctl.hdr)
goto out_ipv6_icmp_table;
net->ipv6.sysctl.route_hdr =
register_net_sysctl(net, "net/ipv6/route", ipv6_route_table);
if (!net->ipv6.sysctl.route_hdr)
goto out_unregister_ipv6_table;
net->ipv6.sysctl.icmp_hdr =
register_net_sysctl(net, "net/ipv6/icmp", ipv6_icmp_table);
if (!net->ipv6.sysctl.icmp_hdr)
goto out_unregister_route_table;
err = 0;
out:
return err;
out_unregister_route_table:
unregister_net_sysctl_table(net->ipv6.sysctl.route_hdr);
out_unregister_ipv6_table:
unregister_net_sysctl_table(net->ipv6.sysctl.hdr);
out_ipv6_icmp_table:
kfree(ipv6_icmp_table);
out_ipv6_route_table:
kfree(ipv6_route_table);
out_ipv6_table:
kfree(ipv6_table);
goto out;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
daniel lezcano | daniel lezcano | 146 | 38.12% | 4 | 23.53% |
eric w. biederman | eric w. biederman | 99 | 25.85% | 1 | 5.88% |
tom herbert | tom herbert | 48 | 12.53% | 3 | 17.65% |
hannes frederic sowa | hannes frederic sowa | 34 | 8.88% | 2 | 11.76% |
francois-xavier le bail | francois-xavier le bail | 16 | 4.18% | 2 | 11.76% |
florent fourcot | florent fourcot | 16 | 4.18% | 1 | 5.88% |
david s. miller | david s. miller | 14 | 3.66% | 1 | 5.88% |
pre-git | pre-git | 8 | 2.09% | 1 | 5.88% |
alexey dobriyan | alexey dobriyan | 1 | 0.26% | 1 | 5.88% |
pavel emelianov | pavel emelianov | 1 | 0.26% | 1 | 5.88% |
| Total | 383 | 100.00% | 17 | 100.00% |
static void __net_exit ipv6_sysctl_net_exit(struct net *net)
{
struct ctl_table *ipv6_table;
struct ctl_table *ipv6_route_table;
struct ctl_table *ipv6_icmp_table;
ipv6_table = net->ipv6.sysctl.hdr->ctl_table_arg;
ipv6_route_table = net->ipv6.sysctl.route_hdr->ctl_table_arg;
ipv6_icmp_table = net->ipv6.sysctl.icmp_hdr->ctl_table_arg;
unregister_net_sysctl_table(net->ipv6.sysctl.icmp_hdr);
unregister_net_sysctl_table(net->ipv6.sysctl.route_hdr);
unregister_net_sysctl_table(net->ipv6.sysctl.hdr);
kfree(ipv6_table);
kfree(ipv6_route_table);
kfree(ipv6_icmp_table);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
daniel lezcano | daniel lezcano | 70 | 63.06% | 2 | 50.00% |
eric w. biederman | eric w. biederman | 40 | 36.04% | 1 | 25.00% |
alexey dobriyan | alexey dobriyan | 1 | 0.90% | 1 | 25.00% |
| Total | 111 | 100.00% | 4 | 100.00% |
static struct pernet_operations ipv6_sysctl_net_ops = {
.init = ipv6_sysctl_net_init,
.exit = ipv6_sysctl_net_exit,
};
static struct ctl_table_header *ip6_header;
int ipv6_sysctl_register(void)
{
int err = -ENOMEM;
ip6_header = register_net_sysctl(&init_net, "net/ipv6", ipv6_rotable);
if (!ip6_header)
goto out;
err = register_pernet_subsys(&ipv6_sysctl_net_ops);
if (err)
goto err_pernet;
out:
return err;
err_pernet:
unregister_net_sysctl_table(ip6_header);
goto out;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pavel emelianov | pavel emelianov | 43 | 68.25% | 1 | 20.00% |
daniel lezcano | daniel lezcano | 13 | 20.63% | 1 | 20.00% |
eric w. biederman | eric w. biederman | 5 | 7.94% | 1 | 20.00% |
gerrit renker | gerrit renker | 1 | 1.59% | 1 | 20.00% |
ian morris | ian morris | 1 | 1.59% | 1 | 20.00% |
| Total | 63 | 100.00% | 5 | 100.00% |
void ipv6_sysctl_unregister(void)
{
unregister_net_sysctl_table(ip6_header);
unregister_pernet_subsys(&ipv6_sysctl_net_ops);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pre-git | pre-git | 10 | 55.56% | 1 | 33.33% |
pavel emelianov | pavel emelianov | 5 | 27.78% | 1 | 33.33% |
daniel lezcano | daniel lezcano | 3 | 16.67% | 1 | 33.33% |
| Total | 18 | 100.00% | 3 | 100.00% |
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
daniel lezcano | daniel lezcano | 257 | 23.84% | 4 | 11.76% |
tom herbert | tom herbert | 181 | 16.79% | 4 | 11.76% |
hannes frederic sowa | hannes frederic sowa | 151 | 14.01% | 3 | 8.82% |
eric w. biederman | eric w. biederman | 146 | 13.54% | 3 | 8.82% |
pavel emelianov | pavel emelianov | 67 | 6.22% | 3 | 8.82% |
francois-xavier le bail | francois-xavier le bail | 53 | 4.92% | 2 | 5.88% |
florent fourcot | florent fourcot | 53 | 4.92% | 1 | 2.94% |
pre-git | pre-git | 46 | 4.27% | 1 | 2.94% |
lorenzo colitti | lorenzo colitti | 37 | 3.43% | 1 | 2.94% |
david l stevens | david l stevens | 29 | 2.69% | 1 | 2.94% |
art haas | art haas | 15 | 1.39% | 1 | 2.94% |
hideaki yoshifuji | hideaki yoshifuji | 15 | 1.39% | 2 | 5.88% |
david s. miller | david s. miller | 14 | 1.30% | 1 | 2.94% |
tejun heo | tejun heo | 3 | 0.28% | 1 | 2.94% |
paul gortmaker | paul gortmaker | 3 | 0.28% | 1 | 2.94% |
gerrit renker | gerrit renker | 2 | 0.19% | 1 | 2.94% |
joe perches | joe perches | 2 | 0.19% | 1 | 2.94% |
alexey dobriyan | alexey dobriyan | 2 | 0.19% | 1 | 2.94% |
ian morris | ian morris | 1 | 0.09% | 1 | 2.94% |
adrian bunk | adrian bunk | 1 | 0.09% | 1 | 2.94% |
| Total | 1078 | 100.00% | 34 | 100.00% |
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