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sctp: allow users to set netns ecn flag with sysctl

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sysctl net.sctp.ecn_enable is added in this patch. It will allow
users to change the default sctp ecn flag, net.sctp.ecn_enable.

This feature was also required on this thread:

  http://lkml.iu.edu/hypermail/linux/kernel/0812.1/01858.html

Signed-off-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Xin Long 2019-08-26 16:30:03 +08:00 committed by David S. Miller
parent 1b0b8114b9
commit 2f5268a924
1 changed files with 7 additions and 0 deletions
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7
net/sctp/sysctl.c
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@ -277,6 +277,13 @@ static struct ctl_table sctp_net_table[] = {
.mode = 0644,
.proc_handler = proc_dointvec,
},
{
.procname = "ecn_enable",
.data = &init_net.sctp.ecn_enable,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec,
},
{
.procname = "addr_scope_policy",
.data = &init_net.sctp.scope_policy,