linux-kernel - Re: [PATCH v2 3/9] arm: Rely on generic printing of preemption model.

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Message-ID: <Z6oYO5uKlEJ8C8Ne@shell.armlinux.org.uk>
Date: Mon, 10 Feb 2025 15:16:11 +0000
From: "Russell King (Oracle)" <linux@...linux.org.uk>
To: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Cc: linux-kernel@...r.kernel.org, linux-rt-devel@...ts.linux.dev,
	Ben Segall <bsegall@...gle.com>,
	Catalin Marinas <catalin.marinas@....com>,
	Dietmar Eggemann <dietmar.eggemann@....com>,
	Ingo Molnar <mingo@...hat.com>, Juri Lelli <juri.lelli@...hat.com>,
	Mel Gorman <mgorman@...e.de>, Peter Zijlstra <peterz@...radead.org>,
	Shrikanth Hegde <sshegde@...ux.ibm.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Valentin Schneider <vschneid@...hat.com>,
	Vincent Guittot <vincent.guittot@...aro.org>,
	Will Deacon <will@...nel.org>, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 3/9] arm: Rely on generic printing of preemption model.

On Mon, Feb 10, 2025 at 01:04:29PM +0100, Sebastian Andrzej Siewior wrote:
> On 2025-02-03 15:16:26 [+0100], To linux-kernel@...r.kernel.org wrote:
> > __die() invokes later __show_regs() -> show_regs_print_info() which
> > prints the current preemption model.
> > Remove it from the initial line.
> > 
> > Cc: Russell King <linux@...linux.org.uk>
> > Cc: linux-arm-kernel@...ts.infradead.org
> > Signed-off-by: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
> 
> Is it okay, to route this via the sched tree?

Sorry, its not obvious where show_regs_print_info() prints this.
dump_stack_print_info() itself doesn't directly. print_worker_info()
doesn't. print_stop_info() doesn't. Not sure whether print_scx_info()
does.

Maybe showing example output would help?

-- 
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