diff options
| author | Florian Westphal <fw@strlen.de> | 2021-04-15 16:44:59 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-04-16 15:23:10 -0700 |
| commit | 6f0d7198084c4096794ae58b9cf5d30c79eea222 (patch) | |
| tree | 2ff06d40e4bb4be0c1626720e98a70ff507507cf /net/mptcp/sockopt.c | |
| parent | 36704413db79127f6716ea402f85f85465fba165 (diff) | |
mptcp: setsockopt: add SO_INCOMING_CPU
Replicate to all subflows.
Acked-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/mptcp/sockopt.c')
| -rw-r--r-- | net/mptcp/sockopt.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/net/mptcp/sockopt.c b/net/mptcp/sockopt.c index 1ad6092811e5..7eb637488dc2 100644 --- a/net/mptcp/sockopt.c +++ b/net/mptcp/sockopt.c @@ -101,6 +101,9 @@ static void mptcp_sol_socket_sync_intval(struct mptcp_sock *msk, int optname, in sk_dst_reset(ssk); } break; + case SO_INCOMING_CPU: + WRITE_ONCE(ssk->sk_incoming_cpu, val); + break; } subflow->setsockopt_seq = msk->setsockopt_seq; @@ -125,6 +128,15 @@ static int mptcp_sol_socket_intval(struct mptcp_sock *msk, int optname, int val) return 0; } +static void mptcp_so_incoming_cpu(struct mptcp_sock *msk, int val) +{ + struct sock *sk = (struct sock *)msk; + + WRITE_ONCE(sk->sk_incoming_cpu, val); + + mptcp_sol_socket_sync_intval(msk, SO_INCOMING_CPU, val); +} + static int mptcp_setsockopt_sol_socket_int(struct mptcp_sock *msk, int optname, sockptr_t optval, unsigned int optlen) { @@ -145,6 +157,9 @@ static int mptcp_setsockopt_sol_socket_int(struct mptcp_sock *msk, int optname, case SO_RCVBUF: case SO_RCVBUFFORCE: return mptcp_sol_socket_intval(msk, optname, val); + case SO_INCOMING_CPU: + mptcp_so_incoming_cpu(msk, val); + return 0; } return -ENOPROTOOPT; @@ -230,6 +245,7 @@ static int mptcp_setsockopt_sol_socket(struct mptcp_sock *msk, int optname, case SO_RCVBUF: case SO_RCVBUFFORCE: case SO_MARK: + case SO_INCOMING_CPU: return mptcp_setsockopt_sol_socket_int(msk, optname, optval, optlen); case SO_LINGER: return mptcp_setsockopt_sol_socket_linger(msk, optval, optlen); |