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From: Peter Zijlstra <peterz@infradead.org>
To: Gabriele Monaco <gmonaco@redhat.com>
Cc: linux-kernel@vger.kernel.org,
	Steven Rostedt <rostedt@goodmis.org>,
	Ingo Molnar <mingo@redhat.com>,
	Masami Hiramatsu <mhiramat@kernel.org>,
	linux-trace-kernel@vger.kernel.org,
	Juri Lelli <juri.lelli@redhat.com>
Subject: Re: [PATCH v1 03/11] sched: Add sched tracepoints for RV task model
Date: Tue, 11 Feb 2025 15:37:07 +0100	[thread overview]
Message-ID: <20250211143707.GH29593@noisy.programming.kicks-ass.net> (raw)
In-Reply-To: <56aad1c92224c624f7404c4ef6076a6ec7299b13.camel@redhat.com>

On Tue, Feb 11, 2025 at 01:54:44PM +0100, Gabriele Monaco wrote:

> > > +void do_trace_set_current_state(int state_value)
> > > +{
> > > + trace_sched_set_state_tp(current, current->__state, state_value);
> > 
> > Should this be:
> > 
> >  __do_trace_sched_set_state_tp() ?
> > 
> 
> Mmh, you mean avoiding the static_branch_unlikely in the helper
> function, since it's supposed to be used before calling it?

Yep, seems pointless to repeat that.

> > > +}
> > > +EXPORT_SYMBOL(do_trace_set_current_state);
> > 
> > _GPL
> > 
> 
> I'm absolutely not against this change but, out of curiosity, would
> that imply non-GPL modules are not going to be able to sleep going
> forward? At least not using this pattern.

Bah, you're right. Killing non-GPL modules seems like a worthy goal
though, but perhaps another day ;-)

  reply	other threads:[~2025-02-11 14:37 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-02-11  7:46 [PATCH v1 00/11] rv: Add scheduler specification monitors Gabriele Monaco
2025-02-11  7:46 ` [PATCH v1 01/11] tracing: Fix DECLARE_TRACE_CONDITION Gabriele Monaco
2025-02-11  7:46 ` [PATCH v1 02/11] rv: Add license identifiers to monitor files Gabriele Monaco
2025-02-11  7:46 ` [PATCH v1 03/11] sched: Add sched tracepoints for RV task model Gabriele Monaco
2025-02-11 11:03   ` Peter Zijlstra
2025-02-11 12:54     ` Gabriele Monaco
2025-02-11 14:37       ` Peter Zijlstra [this message]
2025-02-11  7:46 ` [PATCH v1 04/11] rv: Add option for nested monitors and include sched Gabriele Monaco
2025-02-11  7:46 ` [PATCH v1 05/11] rv: Add sco and tss per-cpu monitors Gabriele Monaco
2025-02-11  7:46 ` [PATCH v1 06/11] rv: Add snroc per-task monitor Gabriele Monaco
2025-02-11  7:46 ` [PATCH v1 07/11] rv: Add scpd, snep and sncid per-cpu monitors Gabriele Monaco
2025-02-11  7:46 ` [PATCH v1 08/11] tools/rv: Add support for nested monitors Gabriele Monaco
2025-02-11  7:46 ` [PATCH v1 09/11] verification/dot2k: " Gabriele Monaco
2025-02-11  7:46 ` [PATCH v1 10/11] Documentation/rv: Add docs for the sched monitors Gabriele Monaco
2025-02-11  7:46 ` [PATCH v1 11/11] tools/rv: Allow rv list to filter for container Gabriele Monaco

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