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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-07-01 17:13:54 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-07-01 17:13:54 +0000 |
commit | 2957e9a7ea070524508a846205689431cb5c101f (patch) | |
tree | 42f079ff82e701ebcb76829974b4caca3e5b6798 /net/mptcp/sockopt.c | |
parent | Adding upstream version 6.9.2. (diff) | |
download | linux-2957e9a7ea070524508a846205689431cb5c101f.tar.xz linux-2957e9a7ea070524508a846205689431cb5c101f.zip |
Adding upstream version 6.9.7.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'net/mptcp/sockopt.c')
-rw-r--r-- | net/mptcp/sockopt.c | 60 |
1 files changed, 58 insertions, 2 deletions
diff --git a/net/mptcp/sockopt.c b/net/mptcp/sockopt.c index 73fdf423de..19ee684f9e 100644 --- a/net/mptcp/sockopt.c +++ b/net/mptcp/sockopt.c @@ -181,8 +181,6 @@ static int mptcp_setsockopt_sol_socket_int(struct mptcp_sock *msk, int optname, switch (optname) { case SO_KEEPALIVE: - mptcp_sol_socket_sync_intval(msk, optname, val); - return 0; case SO_DEBUG: case SO_MARK: case SO_PRIORITY: @@ -624,6 +622,31 @@ static int mptcp_setsockopt_sol_tcp_congestion(struct mptcp_sock *msk, sockptr_t return ret; } +static int __mptcp_setsockopt_set_val(struct mptcp_sock *msk, int max, + int (*set_val)(struct sock *, int), + int *msk_val, int val) +{ + struct mptcp_subflow_context *subflow; + int err = 0; + + mptcp_for_each_subflow(msk, subflow) { + struct sock *ssk = mptcp_subflow_tcp_sock(subflow); + int ret; + + lock_sock(ssk); + ret = set_val(ssk, val); + err = err ? : ret; + release_sock(ssk); + } + + if (!err) { + *msk_val = val; + sockopt_seq_inc(msk); + } + + return err; +} + static int __mptcp_setsockopt_sol_tcp_cork(struct mptcp_sock *msk, int val) { struct mptcp_subflow_context *subflow; @@ -820,6 +843,22 @@ static int mptcp_setsockopt_sol_tcp(struct mptcp_sock *msk, int optname, case TCP_NODELAY: ret = __mptcp_setsockopt_sol_tcp_nodelay(msk, val); break; + case TCP_KEEPIDLE: + ret = __mptcp_setsockopt_set_val(msk, MAX_TCP_KEEPIDLE, + &tcp_sock_set_keepidle_locked, + &msk->keepalive_idle, val); + break; + case TCP_KEEPINTVL: + ret = __mptcp_setsockopt_set_val(msk, MAX_TCP_KEEPINTVL, + &tcp_sock_set_keepintvl, + &msk->keepalive_intvl, val); + break; + case TCP_KEEPCNT: + ret = __mptcp_setsockopt_set_val(msk, MAX_TCP_KEEPCNT, + &tcp_sock_set_keepcnt, + &msk->keepalive_cnt, + val); + break; default: ret = -ENOPROTOOPT; } @@ -1322,6 +1361,8 @@ static int mptcp_put_int_option(struct mptcp_sock *msk, char __user *optval, static int mptcp_getsockopt_sol_tcp(struct mptcp_sock *msk, int optname, char __user *optval, int __user *optlen) { + struct sock *sk = (void *)msk; + switch (optname) { case TCP_ULP: case TCP_CONGESTION: @@ -1340,6 +1381,18 @@ static int mptcp_getsockopt_sol_tcp(struct mptcp_sock *msk, int optname, return mptcp_put_int_option(msk, optval, optlen, msk->cork); case TCP_NODELAY: return mptcp_put_int_option(msk, optval, optlen, msk->nodelay); + case TCP_KEEPIDLE: + return mptcp_put_int_option(msk, optval, optlen, + msk->keepalive_idle ? : + READ_ONCE(sock_net(sk)->ipv4.sysctl_tcp_keepalive_time) / HZ); + case TCP_KEEPINTVL: + return mptcp_put_int_option(msk, optval, optlen, + msk->keepalive_intvl ? : + READ_ONCE(sock_net(sk)->ipv4.sysctl_tcp_keepalive_intvl) / HZ); + case TCP_KEEPCNT: + return mptcp_put_int_option(msk, optval, optlen, + msk->keepalive_cnt ? : + READ_ONCE(sock_net(sk)->ipv4.sysctl_tcp_keepalive_probes)); case TCP_NOTSENT_LOWAT: return mptcp_put_int_option(msk, optval, optlen, msk->notsent_lowat); } @@ -1457,6 +1510,9 @@ static void sync_socket_options(struct mptcp_sock *msk, struct sock *ssk) tcp_set_congestion_control(ssk, msk->ca_name, false, true); __tcp_sock_set_cork(ssk, !!msk->cork); __tcp_sock_set_nodelay(ssk, !!msk->nodelay); + tcp_sock_set_keepidle_locked(ssk, msk->keepalive_idle); + tcp_sock_set_keepintvl(ssk, msk->keepalive_intvl); + tcp_sock_set_keepcnt(ssk, msk->keepalive_cnt); inet_assign_bit(TRANSPARENT, ssk, inet_test_bit(TRANSPARENT, sk)); inet_assign_bit(FREEBIND, ssk, inet_test_bit(FREEBIND, sk)); |