linux-kernel - Re: [patch 0/8] core, x86: Preparatory steps for RT

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Message-ID: <20190729194807.GQ31398@hirez.programming.kicks-ass.net>
Date:   Mon, 29 Jul 2019 21:48:07 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     LKML <linux-kernel@...r.kernel.org>, x86@...nel.org,
        Steven Rostedt <rostedt@...dmis.org>,
        "Paul E. McKenney" <paulmck@...ux.ibm.com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Paolo Bonzini <pbonzini@...hat.com>
Subject: Re: [patch 0/8] core, x86: Preparatory steps for RT

On Fri, Jul 26, 2019 at 11:19:36PM +0200, Thomas Gleixner wrote:
> CONFIG_PREEMPTION is selected by CONFIG_PREEMPT and by
> CONFIG_PREEMPT_RT. Both PREEMPT and PREEMPT_RT require the same
> functionality which today depends on CONFIG_PREEMPT.
> 
> The following series adjusts the core and x86 code to use
> CONFIG_PREEMPTION where appropriate and extends the x86 dumpstack
> implementation to display PREEMPT_RT instead of PREEMPT on a RT
> enabled kernel.

Acked-by: Peter Zijlstra (Intel) <peterz@...radead.org>