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tcp_memcontrol: Remove the per netns control.

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The code that is implemented is per memory cgroup not per netns, and
having per netns bits is just confusing.  Remove the per netns bits to
make it easier to see what is really going on.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric W. Biederman 2013-10-19 16:25:36 -07:00 • committed by David S. Miller
parent f594d63199
commit a4fe34bf90
9 changed files with 21 additions and 34 deletions
Download patch file Download diff file Expand all files Collapse all files

23
net/ipv4/sysctl_net_ipv4.c
View file

@ -200,14 +200,6 @@ static int proc_allowed_congestion_control(struct ctl_table *ctl,
return ret;
}
static int ipv4_tcp_mem(struct ctl_table *ctl, int write,
void __user *buffer, size_t *lenp,
loff_t *ppos)
{
ctl->data = &current->nsproxy->net_ns->ipv4.sysctl_tcp_mem;
return proc_doulongvec_minmax(ctl, write, buffer, lenp, ppos);
}
static int proc_tcp_fastopen_key(struct ctl_table *ctl, int write,
void __user *buffer, size_t *lenp,
loff_t *ppos)
@ -521,6 +513,13 @@ static struct ctl_table ipv4_table[] = {
.mode = 0644,
.proc_handler = proc_dointvec
},
{
.procname = "tcp_mem",
.maxlen = sizeof(sysctl_tcp_mem),
.data = &sysctl_tcp_mem,
.mode = 0644,
.proc_handler = proc_doulongvec_minmax,
},
{
.procname = "tcp_wmem",
.data = &sysctl_tcp_wmem,
@ -830,12 +829,6 @@ static struct ctl_table ipv4_net_table[] = {
.mode = 0644,
.proc_handler = ipv4_local_port_range,
},
{
.procname = "tcp_mem",
.maxlen = sizeof(init_net.ipv4.sysctl_tcp_mem),
.mode = 0644,
.proc_handler = ipv4_tcp_mem,
},
{ }
};
@ -887,8 +880,6 @@ static __net_init int ipv4_sysctl_init_net(struct net *net)
net->ipv4.sysctl_local_ports.range[0] = 32768;
net->ipv4.sysctl_local_ports.range[1] = 61000;
tcp_init_mem(net);
net->ipv4.ipv4_hdr = register_net_sysctl(net, "net/ipv4", table);
if (net->ipv4.ipv4_hdr == NULL)
goto err_reg;