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From: Steven Rostedt <rostedt@goodmis.org>
To: Zheao Li <me@manjusaka.me>
Cc: edumazet@google.com, bpf@vger.kernel.org, davem@davemloft.net,
	dsahern@kernel.org, kuba@kernel.org,
	linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org,
	mhiramat@kernel.org, ncardwell@google.com,
	netdev@vger.kernel.org, pabeni@redhat.com,
	Joe Perches <joe@perches.com>
Subject: Re: [PATCH v3] tracepoint: add new `tcp:tcp_ca_event` trace event
Date: Sat, 12 Aug 2023 21:04:50 -0400	[thread overview]
Message-ID: <20230812210450.53464a78@rorschach.local.home> (raw)
In-Reply-To: <20230812210140.117da558@rorschach.local.home>

On Sat, 12 Aug 2023 21:01:40 -0400
Steven Rostedt <rostedt@goodmis.org> wrote:

> On Sat, 12 Aug 2023 20:59:05 -0400
> Steven Rostedt <rostedt@goodmis.org> wrote:
> 
> > On Sat, 12 Aug 2023 20:12:50 +0000
> > Zheao Li <me@manjusaka.me> wrote:
> >   
> > > +TRACE_EVENT(tcp_ca_event,
> > > +
> > > +	TP_PROTO(struct sock *sk, const u8 ca_event),
> > > +
> > > +	TP_ARGS(sk, ca_event),
> > > +
> > > +	TP_STRUCT__entry(
> > > +		__field(const void *, skaddr)
> > > +		__field(__u16, sport)
> > > +		__field(__u16, dport)
> > > +		__field(__u16, family)
> > > +		__array(__u8, saddr, 4)
> > > +		__array(__u8, daddr, 4)
> > > +		__array(__u8, saddr_v6, 16)
> > > +		__array(__u8, daddr_v6, 16)
> > > +		__field(__u8, ca_event)    
> > 
> > Please DO NOT LISTEN TO CHECKPATCH!

I forgot to say "for TRACE_EVENT() macros". This is not about what
checkpatch says about other code.

-- Steve


> > 
> > The above looks horrendous! Put it back to:
> >   
> > > +		__field(	const void *,	skaddr			)
> > > +		__field(	__u16,		sport			)
> > > +		__field(	__u16,		dport			)
> > > +		__field(	__u16,		family			)
> > > +		__array(	__u8,		saddr,		4	)
> > > +		__array(	__u8,		daddr,		4	)
> > > +		__array(	__u8,		saddr_v6,	16	)
> > > +		__array(	__u8,		daddr_v6,	16	)
> > > +		__field(	__u8,		ca_event		)    
> > 
> > See how much better it looks I can see fields this way.
> > 
> > The "checkpatch" way is a condensed mess.
> >   
> 

  reply	other threads:[~2023-08-13  1:04 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-07 18:33 [PATCH] tracepoint: add new `tcp:tcp_ca_event_set` trace event Manjusaka
2023-08-07 20:00 ` Neal Cardwell
2023-08-08  4:29   ` Manjusaka
2023-08-08  4:50   ` Manjusaka
2023-08-08  5:58   ` [PATCH v2] tracepoint: add new `tcp:tcp_ca_event` " Manjusaka
2023-08-08  8:26     ` Eric Dumazet
2023-08-08  8:46       ` Manjusaka
2023-08-08  8:48         ` Eric Dumazet
2023-08-12 20:12           ` [PATCH v3] " Zheao Li
2023-08-12 20:17             ` Manjusaka
2023-08-12 23:00               ` Steven Rostedt
2023-08-13  0:59             ` Steven Rostedt
2023-08-13  1:01               ` Steven Rostedt
2023-08-13  1:04                 ` Steven Rostedt [this message]
2023-08-13  1:17                   ` Joe Perches
2023-08-13  1:53                     ` Steven Rostedt
2023-08-13  2:08                       ` Joe Perches
2023-08-16  6:09                         ` Manjusaka
2023-08-16 15:02                           ` Steven Rostedt
2023-08-16 16:58                             ` Manjusaka
2023-08-19  1:51             ` Jakub Kicinski
2023-08-19  3:10               ` Eric Dumazet
2023-08-19  8:15                 ` Manjusaka
2023-08-08 20:21     ` [PATCH v2] " Jakub Kicinski
2023-08-09 16:55       ` Manjusaka

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