diff options
| author |   Song Liu <songliubraving@fb.com> | 2017-10-23 09:20:23 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2017-10-24 01:21:25 +0100 |
| commit | 7344e29f285a94b965075599731811c352f3ab40 (patch) | |
| tree | 27df50998a931017db9727559f49ac5f06111a7c /include | |
| parent | tcp: add trace event class tcp_event_sk_skb (diff) | |
| download | linux-dev-7344e29f285a94b965075599731811c352f3ab40.tar.xz linux-dev-7344e29f285a94b965075599731811c352f3ab40.zip | |
tcp: mark trace event arguments sk and skb as const
Some functions that we plan to add trace points require const sk
and/or skb. So we mark these fields as const in the tracepoint.
Signed-off-by: Song Liu <songliubraving@fb.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/trace/events/tcp.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/include/trace/events/tcp.h b/include/trace/events/tcp.h index 14b0a7083f1d..2b6fe72c6781 100644 --- a/include/trace/events/tcp.h +++ b/include/trace/events/tcp.h @@ -17,13 +17,13 @@ */ DECLARE_EVENT_CLASS(tcp_event_sk_skb, - TP_PROTO(struct sock *sk, struct sk_buff *skb), + TP_PROTO(const struct sock *sk, const struct sk_buff *skb), TP_ARGS(sk, skb), TP_STRUCT__entry( - __field(void *, skbaddr) - __field(void *, skaddr) + __field(const void *, skbaddr) + __field(const void *, skaddr) __field(__u16, sport) __field(__u16, dport) __array(__u8, saddr, 4) @@ -72,7 +72,7 @@ DECLARE_EVENT_CLASS(tcp_event_sk_skb, DEFINE_EVENT(tcp_event_sk_skb, tcp_retransmit_skb, - TP_PROTO(struct sock *sk, struct sk_buff *skb), + TP_PROTO(const struct sock *sk, const struct sk_buff *skb), TP_ARGS(sk, skb) ); |