linux-kernel - Re: [PATCH v3 5/9] powerpc: Use preempt_model

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Message-ID: <20250210105949.b9PKqiw7@linutronix.de>
Date: Mon, 10 Feb 2025 11:59:49 +0100
From: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To: Shrikanth Hegde <sshegde@...ux.ibm.com>
Cc: Christophe Leroy <christophe.leroy@...roup.eu>,
	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>,
	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>,
	Madhavan Srinivasan <maddy@...ux.ibm.com>,
	Michael Ellerman <mpe@...erman.id.au>,
	Nicholas Piggin <npiggin@...il.com>,
	Naveen N Rao <naveen@...nel.org>, linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH v3 5/9] powerpc: Use preempt_model_str().

On 2025-02-08 13:05:57 [+0530], Shrikanth Hegde wrote:
> 
> 
> On 2/4/25 13:52, Sebastian Andrzej Siewior wrote:
> > Use preempt_model_str() instead of manually conducting the preemption
> > model. Use pr_emerg() instead of printk() to pass a loglevel.
> 
> even on powerpc, i see __die ends up calling show_regs_print_info().
> Why print it twice?

Thank you for noticing. I did remove it on other architectures, I
somehow missed it here. Will remove it from from the arch code.

Sebastian