From: Steven Rostedt <rostedt@goodmis.org>
To: "Masami Hiramatsu (Google)" <mhiramat@kernel.org>
Cc: Steven Rostedt <rostedt@kernel.org>,
linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org,
Mark Rutland <mark.rutland@arm.com>,
Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
Andrew Morton <akpm@linux-foundation.org>,
Peter Zijlstra <peterz@infradead.org>,
Thomas Gleixner <tglx@linutronix.de>,
Ian Rogers <irogers@google.com>,
Namhyung Kim <namhyung@kernel.org>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Jiri Olsa <jolsa@kernel.org>,
Douglas Raillard <douglas.raillard@arm.com>
Subject: Re: [POC][RFC][PATCH 0/3] tracing: Add perf events to trace buffer
Date: Tue, 18 Nov 2025 11:31:45 -0500 [thread overview]
Message-ID: <20251118113145.34ca624e@gandalf.local.home> (raw)
In-Reply-To: <20251118171147.72d4f1e26407f8d54720e0f2@kernel.org>
On Tue, 18 Nov 2025 17:11:47 +0900
Masami Hiramatsu (Google) <mhiramat@kernel.org> wrote:
> > > If we need to set those counters for tracers and events separately,
> > > we can add `events/trigger` and `tracer-trigger` files.
> >
> > As I mentioned, the trigger for events should be in the events directory.
>
> Agreed.
>
> >
> > We could add a ftrace_trigger that can affect both function and
> > function graph tracer.
>
Actually, I should add "trigger" files in the ftrace events:
events/ftrace/function/trigger
events/ftrace/funcgraph_entry/tigger
events/ftrace/funcgraph_exit/tigger
Hmm,
-- Steve
next prev parent reply other threads:[~2025-11-18 16:31 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-18 0:29 [POC][RFC][PATCH 0/3] tracing: Add perf events to trace buffer Steven Rostedt
2025-11-18 0:29 ` [POC][RFC][PATCH 1/3] tracing: Add perf events Steven Rostedt
2025-11-18 8:35 ` Peter Zijlstra
2025-11-18 13:42 ` Steven Rostedt
2025-11-18 20:24 ` Steven Rostedt
2025-11-18 0:29 ` [POC][RFC][PATCH 2/3] ftrace: Add perf counters to function tracing Steven Rostedt
2025-11-18 0:29 ` [POC][RFC][PATCH 3/3] fgraph: Add perf counters to function graph tracer Steven Rostedt
2025-11-18 3:08 ` [POC][RFC][PATCH 0/3] tracing: Add perf events to trace buffer Masami Hiramatsu
2025-11-18 3:42 ` Steven Rostedt
2025-11-18 8:11 ` Masami Hiramatsu
2025-11-18 13:53 ` Steven Rostedt
2025-11-18 13:57 ` Steven Rostedt
2025-11-18 16:31 ` Steven Rostedt [this message]
2025-11-18 7:25 ` Namhyung Kim
2025-11-18 16:24 ` Steven Rostedt
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