linux-kernel - Re: [PATCH 2/3] tracing: Record task flag NEED_RESCHED

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Message-ID: <20241009102522.6707438f@gandalf.local.home>
Date: Wed, 9 Oct 2024 10:25:22 -0400
From: Steven Rostedt <rostedt@...dmis.org>
To: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Cc: linux-trace-kernel@...r.kernel.org, linux-kernel@...r.kernel.org, Peter
 Zijlstra <peterz@...radead.org>, tglx@...utronix.de, mingo@...nel.org,
 juri.lelli@...hat.com, vincent.guittot@...aro.org,
 dietmar.eggemann@....com, bsegall@...gle.com, mgorman@...e.de,
 vschneid@...hat.com, ankur.a.arora@...cle.com, efault@....de, Masami
 Hiramatsu <mhiramat@...nel.org>, Mathieu Desnoyers
 <mathieu.desnoyers@...icios.com>
Subject: Re: [PATCH 2/3] tracing: Record task flag NEED_RESCHED_LAZY.

On Wed,  9 Oct 2024 12:50:56 +0200
Sebastian Andrzej Siewior <bigeasy@...utronix.de> wrote:

> The scheduler added NEED_RESCHED_LAZY scheduling. Record this state as
> part of trace flags and expose it in the need_resched field.
> 
> Record and expose NEED_RESCHED_LAZY.
> 
> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@...utronix.de>

Reviewed-by: Steven Rostedt (Google) <rostedt@...dmis.org>

-- Steve

> ---
>  include/linux/trace_events.h |  1 +
>  kernel/trace/trace.c         |  2 ++
>  kernel/trace/trace_output.c  | 14 +++++++++++++-
>  3 files changed, 16 insertions(+), 1 deletion(-)