linux-kernel - Re: [PATCH v4 2/5] tracing/ftrace: Add support for faultable tracepoints

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Message-ID: <10158845-ecbf-491e-bcde-a40453f8b94c@efficios.com>
Date: Thu, 20 Jun 2024 11:04:53 -0400
From: Mathieu Desnoyers <mathieu.desnoyers@...icios.com>
To: Peter Zijlstra <peterz@...radead.org>,
 Michael Jeanson <mjeanson@...icios.com>
Cc: Steven Rostedt <rostedt@...dmis.org>,
 Masami Hiramatsu <mhiramat@...nel.org>, linux-kernel@...r.kernel.org,
 Alexei Starovoitov <ast@...nel.org>, Yonghong Song <yhs@...com>,
 "Paul E . McKenney" <paulmck@...nel.org>, Ingo Molnar <mingo@...hat.com>,
 Arnaldo Carvalho de Melo <acme@...nel.org>,
 Mark Rutland <mark.rutland@....com>,
 Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
 Jiri Olsa <jolsa@...hat.com>, Namhyung Kim <namhyung@...nel.org>,
 bpf@...r.kernel.org, Joel Fernandes <joel@...lfernandes.org>
Subject: Re: [PATCH v4 2/5] tracing/ftrace: Add support for faultable
 tracepoints

On 2023-11-20 17:15, Peter Zijlstra wrote:
> On Mon, Nov 20, 2023 at 03:54:15PM -0500, Mathieu Desnoyers wrote:
>> @@ -380,8 +415,8 @@ static inline notrace int trace_event_get_offsets_##call(		\
>>   
[...]
> 
> I think something like the below (which is on top of the cleanup patch
> in tip/locking/core) might just do...

[ guard stuff ]

Yes, we will apply those suggestions, thanks!

Mathieu

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