diff options
| author | Geliang Tang <geliangtang@gmail.com> | 2020-11-03 20:05:07 +0100 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2020-11-05 02:45:53 +0100 |
| commit | 93f323b9cccc1fc77660de49faefd11fdfd55017 (patch) | |
| tree | 72897fd229efd086becb0a6c59fef9a115ffc9c1 /net/mptcp/ctrl.c | |
| parent | mptcp: split mptcp_clean_una function (diff) | |
| download | linux-93f323b9cccc1fc77660de49faefd11fdfd55017.tar.xz linux-93f323b9cccc1fc77660de49faefd11fdfd55017.zip | |
mptcp: add a new sysctl add_addr_timeout
This patch added a new sysctl, named add_addr_timeout, to control the
timeout value (in seconds) of the ADD_ADDR retransmission.
Suggested-by: Matthieu Baerts <matthieu.baerts@tessares.net>
Suggested-by: Paolo Abeni <pabeni@redhat.com>
Acked-by: Paolo Abeni <pabeni@redhat.com>
Reviewed-by: Matthieu Baerts <matthieu.baerts@tessares.net>
Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/mptcp/ctrl.c')
| -rw-r--r-- | net/mptcp/ctrl.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/net/mptcp/ctrl.c b/net/mptcp/ctrl.c index 54b888f94009..96ba616f59bf 100644 --- a/net/mptcp/ctrl.c +++ b/net/mptcp/ctrl.c @@ -18,6 +18,7 @@ struct mptcp_pernet { struct ctl_table_header *ctl_table_hdr; int mptcp_enabled; + unsigned int add_addr_timeout; }; static struct mptcp_pernet *mptcp_get_pernet(struct net *net) @@ -30,6 +31,11 @@ int mptcp_is_enabled(struct net *net) return mptcp_get_pernet(net)->mptcp_enabled; } +unsigned int mptcp_get_add_addr_timeout(struct net *net) +{ + return mptcp_get_pernet(net)->add_addr_timeout; +} + static struct ctl_table mptcp_sysctl_table[] = { { .procname = "enabled", @@ -40,12 +46,19 @@ static struct ctl_table mptcp_sysctl_table[] = { */ .proc_handler = proc_dointvec, }, + { + .procname = "add_addr_timeout", + .maxlen = sizeof(unsigned int), + .mode = 0644, + .proc_handler = proc_dointvec_jiffies, + }, {} }; static void mptcp_pernet_set_defaults(struct mptcp_pernet *pernet) { pernet->mptcp_enabled = 1; + pernet->add_addr_timeout = TCP_RTO_MAX; } static int mptcp_pernet_new_table(struct net *net, struct mptcp_pernet *pernet) @@ -61,6 +74,7 @@ static int mptcp_pernet_new_table(struct net *net, struct mptcp_pernet *pernet) } table[0].data = &pernet->mptcp_enabled; + table[1].data = &pernet->add_addr_timeout; hdr = register_net_sysctl(net, MPTCP_SYSCTL_PATH, table); if (!hdr) |