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| author | Paolo Abeni <pabeni@redhat.com> | 2024-03-07 15:29:51 +0100 |
|---|---|---|
| committer | Paolo Abeni <pabeni@redhat.com> | 2024-03-07 15:29:51 +0100 |
| commit | a148f82c457f957cdc9445101882c225aa8c3ff0 (patch) | |
| tree | 1d8c13b018f332b1cf886c5c59a60ef20040f42f | |
| parent | 25a6838317606461cfed35698bf2233c1c40c065 (diff) | |
| parent | 0ab544b6f055f234f708f294f4a6e47262573a4c (diff) | |
Merge branch 'tcp-add-two-missing-addresses-when-using-trace'
Jason Xing says:
====================
tcp: add two missing addresses when using trace
When I reviewed other people's patch [1], I noticed that similar things
also happen in tcp_event_skb class and tcp_event_sk_skb class. They
don't print those two addrs of skb/sk which already exist.
In this patch, I just do as other trace functions do, like
trace_net_dev_start_xmit(), to know the exact flow or skb we would like
to know in case some systems doesn't support BPF programs well or we
have to use /sys/kernel/debug/tracing only for some reasons.
[1]
Link: https://lore.kernel.org/netdev/CAL+tcoAhvFhXdr1WQU8mv_6ZX5nOoNpbOLAB6=C+DB-qXQ11Ew@mail.gmail.com/
v2
Link: https://lore.kernel.org/netdev/CANn89iJcScraKAUk1GzZFoOO20RtC9iXpiJ4LSOWT5RUAC_QQA@mail.gmail.com/
1. change the description.
====================
Link: https://lore.kernel.org/r/20240304092934.76698-1-kerneljasonxing@gmail.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
| -rw-r--r-- | include/trace/events/tcp.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/include/trace/events/tcp.h b/include/trace/events/tcp.h index 7b1ddffa3dfc..6ca3e0343666 100644 --- a/include/trace/events/tcp.h +++ b/include/trace/events/tcp.h @@ -88,7 +88,8 @@ DECLARE_EVENT_CLASS(tcp_event_sk_skb, sk->sk_v6_rcv_saddr, sk->sk_v6_daddr); ), - TP_printk("family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c state=%s", + TP_printk("skbaddr=%p skaddr=%p family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c state=%s", + __entry->skbaddr, __entry->skaddr, show_family_name(__entry->family), __entry->sport, __entry->dport, __entry->saddr, __entry->daddr, __entry->saddr_v6, __entry->daddr_v6, @@ -361,7 +362,8 @@ DECLARE_EVENT_CLASS(tcp_event_skb, TP_STORE_ADDR_PORTS_SKB(__entry, skb); ), - TP_printk("src=%pISpc dest=%pISpc", __entry->saddr, __entry->daddr) + TP_printk("skbaddr=%p src=%pISpc dest=%pISpc", + __entry->skbaddr, __entry->saddr, __entry->daddr) ); DEFINE_EVENT(tcp_event_skb, tcp_bad_csum, |