[PATCH v2 net-next 4/4] net: tracepoint: using sock_set_state tracepoint to trace SCTP state transition
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STALE3228d
From: Yafang Shao <hidden>
Date: 2017-12-15 17:57:42
Also in:
lkml
Subsystem:
networking [general], sctp protocol, the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Marcelo Ricardo Leitner, Xin Long, Linus Torvalds
With changes in inet_ files, SCTP state transitions are traced with sockt_set_state tracepoint. Signed-off-by: Yafang Shao <redacted> --- net/sctp/endpointola.c | 2 +- net/sctp/sm_sideeffect.c | 4 ++-- net/sctp/socket.c | 12 ++++++------ 3 files changed, 9 insertions(+), 9 deletions(-)
diff --git a/net/sctp/endpointola.c b/net/sctp/endpointola.c
index ee1e601..5e129df 100644
--- a/net/sctp/endpointola.c
+++ b/net/sctp/endpointola.c@@ -232,7 +232,7 @@ void sctp_endpoint_free(struct sctp_endpoint *ep) { ep->base.dead = true; - ep->base.sk->sk_state = SCTP_SS_CLOSED; + sk_set_state(ep->base.sk, SCTP_SS_CLOSED); /* Unlink this endpoint, so we can't find it again! */ sctp_unhash_endpoint(ep);
diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c
index 8adde71..22ab3b4 100644
--- a/net/sctp/sm_sideeffect.c
+++ b/net/sctp/sm_sideeffect.c@@ -878,12 +878,12 @@ static void sctp_cmd_new_state(struct sctp_cmd_seq *cmds, * successfully completed a connect() call. */ if (sctp_state(asoc, ESTABLISHED) && sctp_sstate(sk, CLOSED)) - sk->sk_state = SCTP_SS_ESTABLISHED; + sk_set_state(sk, SCTP_SS_ESTABLISHED); /* Set the RCV_SHUTDOWN flag when a SHUTDOWN is received. */ if (sctp_state(asoc, SHUTDOWN_RECEIVED) && sctp_sstate(sk, ESTABLISHED)) { - sk->sk_state = SCTP_SS_CLOSING; + sk_set_state(sk, SCTP_SS_CLOSING); sk->sk_shutdown |= RCV_SHUTDOWN; } }
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 7eec0a0..ecb532c 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c@@ -1544,7 +1544,7 @@ static void sctp_close(struct sock *sk, long timeout) lock_sock_nested(sk, SINGLE_DEPTH_NESTING); sk->sk_shutdown = SHUTDOWN_MASK; - sk->sk_state = SCTP_SS_CLOSING; + sk_set_state(sk, SCTP_SS_CLOSING); ep = sctp_sk(sk)->ep;
@@ -4653,7 +4653,7 @@ static void sctp_shutdown(struct sock *sk, int how) if (how & SEND_SHUTDOWN && !list_empty(&ep->asocs)) { struct sctp_association *asoc; - sk->sk_state = SCTP_SS_CLOSING; + sk_set_state(sk, SCTP_SS_CLOSING); asoc = list_entry(ep->asocs.next, struct sctp_association, asocs); sctp_primitive_SHUTDOWN(net, asoc, NULL);
@@ -7509,13 +7509,13 @@ static int sctp_listen_start(struct sock *sk, int backlog) * sockets. * */ - sk->sk_state = SCTP_SS_LISTENING; + sk_set_state(sk, SCTP_SS_LISTENING); if (!ep->base.bind_addr.port) { if (sctp_autobind(sk)) return -EAGAIN; } else { if (sctp_get_port(sk, inet_sk(sk)->inet_num)) { - sk->sk_state = SCTP_SS_CLOSED; + sk_set_state(sk, SCTP_SS_CLOSED); return -EADDRINUSE; } }
@@ -8538,10 +8538,10 @@ static void sctp_sock_migrate(struct sock *oldsk, struct sock *newsk, * is called, set RCV_SHUTDOWN flag. */ if (sctp_state(assoc, CLOSED) && sctp_style(newsk, TCP)) { - newsk->sk_state = SCTP_SS_CLOSED; + sk_set_state(newsk, SCTP_SS_CLOSED); newsk->sk_shutdown |= RCV_SHUTDOWN; } else { - newsk->sk_state = SCTP_SS_ESTABLISHED; + sk_set_state(newsk, SCTP_SS_ESTABLISHED); } release_sock(newsk);