diff options
author | Geliang Tang <geliangtang@gmail.com> | 2021-02-12 16:52:02 -0800 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2021-02-15 15:09:14 -0800 |
commit | 0caf3ada24e4623d4b2c938a5b6d2d09e4ccee18 (patch) | |
tree | 048784db9767372a5ba29ac677e7bfa8e74ee3ef | |
parent | 7f76963b692dd499e697d86e26eda8ca24b45c05 (diff) | |
download | linux-0caf3ada24e4623d4b2c938a5b6d2d09e4ccee18.tar.bz2 |
mptcp: add local addr info in mptcp_info
Add mptcpi_local_addr_used and mptcpi_local_addr_max in struct mptcp_info.
Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r-- | include/uapi/linux/mptcp.h | 2 | ||||
-rw-r--r-- | net/mptcp/mptcp_diag.c | 2 | ||||
-rw-r--r-- | net/mptcp/pm_netlink.c | 3 | ||||
-rw-r--r-- | net/mptcp/protocol.h | 1 |
4 files changed, 7 insertions, 1 deletions
diff --git a/include/uapi/linux/mptcp.h b/include/uapi/linux/mptcp.h index c91578aaab32..e1172c1ffdfd 100644 --- a/include/uapi/linux/mptcp.h +++ b/include/uapi/linux/mptcp.h @@ -103,6 +103,8 @@ struct mptcp_info { __u64 mptcpi_write_seq; __u64 mptcpi_snd_una; __u64 mptcpi_rcv_nxt; + __u8 mptcpi_local_addr_used; + __u8 mptcpi_local_addr_max; }; /* diff --git a/net/mptcp/mptcp_diag.c b/net/mptcp/mptcp_diag.c index 00ed742f48a4..f16d9b5ee978 100644 --- a/net/mptcp/mptcp_diag.c +++ b/net/mptcp/mptcp_diag.c @@ -128,11 +128,13 @@ static void mptcp_diag_get_info(struct sock *sk, struct inet_diag_msg *r, info->mptcpi_subflows = READ_ONCE(msk->pm.subflows); info->mptcpi_add_addr_signal = READ_ONCE(msk->pm.add_addr_signaled); info->mptcpi_add_addr_accepted = READ_ONCE(msk->pm.add_addr_accepted); + info->mptcpi_local_addr_used = READ_ONCE(msk->pm.local_addr_used); info->mptcpi_subflows_max = mptcp_pm_get_subflows_max(msk); val = mptcp_pm_get_add_addr_signal_max(msk); info->mptcpi_add_addr_signal_max = val; val = mptcp_pm_get_add_addr_accept_max(msk); info->mptcpi_add_addr_accepted_max = val; + info->mptcpi_local_addr_max = mptcp_pm_get_local_addr_max(msk); if (test_bit(MPTCP_FALLBACK_DONE, &msk->flags)) flags |= MPTCP_INFO_FLAG_FALLBACK; if (READ_ONCE(msk->can_ack)) diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c index 229fd1af2e29..8e8e35fa4002 100644 --- a/net/mptcp/pm_netlink.c +++ b/net/mptcp/pm_netlink.c @@ -228,13 +228,14 @@ unsigned int mptcp_pm_get_subflows_max(struct mptcp_sock *msk) } EXPORT_SYMBOL_GPL(mptcp_pm_get_subflows_max); -static unsigned int mptcp_pm_get_local_addr_max(struct mptcp_sock *msk) +unsigned int mptcp_pm_get_local_addr_max(struct mptcp_sock *msk) { struct pm_nl_pernet *pernet; pernet = net_generic(sock_net((struct sock *)msk), pm_nl_pernet_id); return READ_ONCE(pernet->local_addr_max); } +EXPORT_SYMBOL_GPL(mptcp_pm_get_local_addr_max); static void check_work_pending(struct mptcp_sock *msk) { diff --git a/net/mptcp/protocol.h b/net/mptcp/protocol.h index d31edbae8da8..1b6ec1773678 100644 --- a/net/mptcp/protocol.h +++ b/net/mptcp/protocol.h @@ -725,6 +725,7 @@ int mptcp_pm_nl_get_local_id(struct mptcp_sock *msk, struct sock_common *skc); unsigned int mptcp_pm_get_add_addr_signal_max(struct mptcp_sock *msk); unsigned int mptcp_pm_get_add_addr_accept_max(struct mptcp_sock *msk); unsigned int mptcp_pm_get_subflows_max(struct mptcp_sock *msk); +unsigned int mptcp_pm_get_local_addr_max(struct mptcp_sock *msk); static inline struct mptcp_ext *mptcp_get_ext(struct sk_buff *skb) { |