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ipv4: remove rt_cache_rebuild_count

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After IP route cache removal, rt_cache_rebuild_count is no longer
used.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet
2012-07-30 07:14:29 +00:00
committed by David S. Miller
parent 404e0a8b6a
commit 0c7462a235
3 changed files with 0 additions and 19 deletions
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6
Documentation/networking/ip-sysctl.txt
View File

@@ -48,12 +48,6 @@ min_adv_mss - INTEGER
The advertised MSS depends on the first hop route MTU, but will The advertised MSS depends on the first hop route MTU, but will
never be lower than this setting. never be lower than this setting.
rt_cache_rebuild_count - INTEGER
The per net-namespace route cache emergency rebuild threshold.
Any net-namespace having its route cache rebuilt due to
a hash bucket chain being too long more than this many times
will have its route caching disabled
IP Fragmentation: IP Fragmentation:
ipfrag_high_thresh - INTEGER ipfrag_high_thresh - INTEGER

2
include/net/netns/ipv4.h
View File

@@ -61,8 +61,6 @@ struct netns_ipv4 {
int sysctl_icmp_ratelimit; int sysctl_icmp_ratelimit;
int sysctl_icmp_ratemask; int sysctl_icmp_ratemask;
int sysctl_icmp_errors_use_inbound_ifaddr; int sysctl_icmp_errors_use_inbound_ifaddr;
int sysctl_rt_cache_rebuild_count;
int current_rt_cache_rebuild_count;
unsigned int sysctl_ping_group_range[2]; unsigned int sysctl_ping_group_range[2];
long sysctl_tcp_mem[3]; long sysctl_tcp_mem[3];

11
net/ipv4/sysctl_net_ipv4.c
View File

@@ -783,13 +783,6 @@ static struct ctl_table ipv4_net_table[] = {
.mode = 0644, .mode = 0644,
.proc_handler = proc_dointvec .proc_handler = proc_dointvec
}, },
{
.procname = "rt_cache_rebuild_count",
.data = &init_net.ipv4.sysctl_rt_cache_rebuild_count,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec
},
{ {
.procname = "ping_group_range", .procname = "ping_group_range",
.data = &init_net.ipv4.sysctl_ping_group_range, .data = &init_net.ipv4.sysctl_ping_group_range,
@@ -829,8 +822,6 @@ static __net_init int ipv4_sysctl_init_net(struct net *net)
table[5].data = table[5].data =
&net->ipv4.sysctl_icmp_ratemask; &net->ipv4.sysctl_icmp_ratemask;
table[6].data = table[6].data =
&net->ipv4.sysctl_rt_cache_rebuild_count;
table[7].data =
&net->ipv4.sysctl_ping_group_range; &net->ipv4.sysctl_ping_group_range;
} }
@@ -842,8 +833,6 @@ static __net_init int ipv4_sysctl_init_net(struct net *net)
net->ipv4.sysctl_ping_group_range[0] = 1; net->ipv4.sysctl_ping_group_range[0] = 1;
net->ipv4.sysctl_ping_group_range[1] = 0; net->ipv4.sysctl_ping_group_range[1] = 0;
net->ipv4.sysctl_rt_cache_rebuild_count = 4;
tcp_init_mem(net); tcp_init_mem(net);
net->ipv4.ipv4_hdr = register_net_sysctl(net, "net/ipv4", table); net->ipv4.ipv4_hdr = register_net_sysctl(net, "net/ipv4", table);