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From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Masami Hiramatsu <mhiramat@kernel.org>,
	linux-kernel@vger.kernel.org,
	Peter Zijlstra <peterz@infradead.org>,
	Alexei Starovoitov <ast@kernel.org>, Yonghong Song <yhs@fb.com>,
	"Paul E . McKenney" <paulmck@kernel.org>,
	Ingo Molnar <mingo@redhat.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Namhyung Kim <namhyung@kernel.org>,
	Andrii Nakryiko <andrii.nakryiko@gmail.com>,
	bpf@vger.kernel.org, Joel Fernandes <joel@joelfernandes.org>,
	linux-trace-kernel@vger.kernel.org,
	Michael Jeanson <mjeanson@efficios.com>
Subject: Re: [PATCH v1 1/8] tracing: Declare system call tracepoints with TRACE_EVENT_SYSCALL
Date: Thu, 3 Oct 2024 20:15:25 -0400	[thread overview]
Message-ID: <ecd8a2fe-22f4-4340-a80b-5bf7ccd74815@efficios.com> (raw)
In-Reply-To: <20241003173225.7670a4f0@gandalf.local.home>

On 2024-10-03 23:32, Steven Rostedt wrote:
> On Thu,  3 Oct 2024 11:16:31 -0400
> Mathieu Desnoyers <mathieu.desnoyers@efficios.com> wrote:
> 
>> @@ -283,8 +290,13 @@ static inline struct tracepoint *tracepoint_ptr_deref(tracepoint_ptr_t *p)
>>   				  "RCU not watching for tracepoint");	\
>>   		}							\
>>   	}								\
>> -	__DECLARE_TRACE_RCU(name, PARAMS(proto), PARAMS(args),		\
>> -			    PARAMS(cond))				\
>> +	static inline void trace_##name##_rcuidle(proto)		\
>> +	{								\
>> +		if (static_key_false(&__tracepoint_##name.key))		\
>> +			__DO_TRACE(name,				\
>> +				TP_ARGS(args),				\
>> +				TP_CONDITION(cond), 1);			\
>> +	}								\
>>   	static inline int						\
>>   	register_trace_##name(void (*probe)(data_proto), void *data)	\
>>   	{								\
> 
> Looking at this part of your change, I realized it's time to nuke the
> rcuidle() variant.
> 
> Feel free to rebase on top of this patch:
> 
>    https://lore.kernel.org/all/20241003173051.6b178bb3@gandalf.local.home/
> 

I will. But you realize that you could have done all this SRCU and
rcuidle nuking on top of my own series rather than pull the rug
under my feet and require me to re-do this series again ?

Grumpily,

Mathieu


-- 
Mathieu Desnoyers
EfficiOS Inc.
https://www.efficios.com


  reply	other threads:[~2024-10-04  0:17 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-03 15:16 [PATCH v1 0/8] tracing: Allow system call tracepoints to handle page faults Mathieu Desnoyers
2024-10-03 15:16 ` [PATCH v1 1/8] tracing: Declare system call tracepoints with TRACE_EVENT_SYSCALL Mathieu Desnoyers
2024-10-03 21:32   ` Steven Rostedt
2024-10-04  0:15     ` Mathieu Desnoyers [this message]
2024-10-04  1:06       ` Steven Rostedt
2024-10-04  1:34         ` Mathieu Desnoyers
2024-10-04 10:34   ` kernel test robot
2024-10-03 15:16 ` [PATCH v1 2/8] tracing/ftrace: guard syscall probe with preempt_notrace Mathieu Desnoyers
2024-10-03 22:23   ` Steven Rostedt
2024-10-04  0:26     ` Mathieu Desnoyers
2024-10-04  1:04       ` Steven Rostedt
2024-10-04  1:33         ` Mathieu Desnoyers
2024-10-04 13:26           ` Steven Rostedt
2024-10-04 14:18             ` Mathieu Desnoyers
2024-10-04 14:45               ` Steven Rostedt
2024-10-04 14:19             ` Mathieu Desnoyers
2024-10-04 14:52               ` Steven Rostedt
2024-10-04 14:51                 ` Mathieu Desnoyers
2024-10-04 20:04                   ` Andrii Nakryiko
2024-10-04 20:59                     ` Steven Rostedt
2024-10-03 15:16 ` [PATCH v1 3/8] tracing/perf: " Mathieu Desnoyers
2024-10-03 22:25   ` Steven Rostedt
2024-10-04  0:17     ` Frederic Weisbecker
2024-10-03 15:16 ` [PATCH v1 4/8] tracing/bpf: " Mathieu Desnoyers
2024-10-03 22:26   ` Steven Rostedt
2024-10-03 23:05     ` Alexei Starovoitov
2024-10-04  0:30       ` Mathieu Desnoyers
2024-10-04  1:28         ` Mathieu Desnoyers
2024-10-03 15:16 ` [PATCH v1 5/8] tracing: Allow system call tracepoints to handle page faults Mathieu Desnoyers
2024-10-03 22:29   ` Steven Rostedt
2024-10-04  0:35     ` Mathieu Desnoyers
2024-10-03 15:16 ` [PATCH v1 6/8] tracing/ftrace: Add might_fault check to syscall probes Mathieu Desnoyers
2024-10-03 22:36   ` Steven Rostedt
2024-10-04  0:11     ` Mathieu Desnoyers
2024-10-03 15:16 ` [PATCH v1 7/8] tracing/perf: " Mathieu Desnoyers
2024-10-03 22:37   ` Steven Rostedt
2024-10-04  0:12     ` Mathieu Desnoyers
2024-10-03 15:16 ` [PATCH v1 8/8] tracing/bpf: " Mathieu Desnoyers
2024-10-03 22:38   ` Steven Rostedt
2024-10-04  0:13     ` Mathieu Desnoyers

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