diff options
author | Michael Tuexen <tuexen@FreeBSD.org> | 2022-08-08 11:07:10 +0000 |
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committer | Michael Tuexen <tuexen@FreeBSD.org> | 2022-08-08 11:07:10 +0000 |
commit | bd30a1216e03e14cfaa7e91b1fc72ad76e9cd240 (patch) | |
tree | 2ec0422fa365f81b9706526e144f32306acbc512 | |
parent | bb995f2ef0e75e2e9cc784fc36fc3eb02d3e3113 (diff) | |
download | src-bd30a1216e03e14cfaa7e91b1fc72ad76e9cd240.tar.gz src-bd30a1216e03e14cfaa7e91b1fc72ad76e9cd240.zip |
tcp: improve BBLog for output events when using the FreeBSD stack
Put the return value of ip_output()/ip6_output in the output event
instead of adding another one in case of an error. This improves
consistency with other similar places.
Reviewed by: rscheff
Sponsored by: Netflix, Inc.
Differential Revision: https://reviews.freebsd.org/D36085
-rw-r--r-- | sys/netinet/tcp_output.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/sys/netinet/tcp_output.c b/sys/netinet/tcp_output.c index d2f946034c60..4aa2f3664c55 100644 --- a/sys/netinet/tcp_output.c +++ b/sys/netinet/tcp_output.c @@ -222,6 +222,7 @@ tcp_default_output(struct tcpcb *tp) int tso, mtu; struct tcpopt to; struct udphdr *udp = NULL; + struct tcp_log_buffer *lgb; unsigned int wanted_cookie = 0; unsigned int dont_sendalot = 0; #if 0 @@ -1441,8 +1442,13 @@ send: TCP_PROBE3(debug__output, tp, th, m); /* We're getting ready to send; log now. */ - TCP_LOG_EVENT(tp, th, &so->so_rcv, &so->so_snd, TCP_LOG_OUT, ERRNO_UNK, - len, NULL, false); + /* XXXMT: We are not honoring verbose logging. */ + if (tp->t_logstate != TCP_LOG_STATE_OFF) + lgb = tcp_log_event_(tp, th, &so->so_rcv, &so->so_snd, + TCP_LOG_OUT, ERRNO_UNK, len, NULL, false, NULL, NULL, 0, + NULL); + else + lgb = NULL; /* * Fill in IP length and desired time to live and @@ -1542,6 +1548,10 @@ send: } #endif /* INET */ + if (lgb != NULL) { + lgb->tlb_errno = error; + lgb = NULL; + } out: if (error == 0) tcp_account_for_send(tp, len, (tp->snd_nxt != tp->snd_max), 0, hw_tls); @@ -1655,10 +1665,6 @@ timer: tcp_clean_dsack_blocks(tp); } if (error) { - /* Record the error. */ - TCP_LOG_EVENT(tp, NULL, &so->so_rcv, &so->so_snd, TCP_LOG_OUT, - error, 0, NULL, false); - /* * We know that the packet was lost, so back out the * sequence number advance, if any. |