linux-kernel - Re: Re: [PATCH v2] smp: avoid generic_exec

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Message-ID: <alpine.DEB.2.21.1907182016190.1785@nanos.tec.linutronix.de>
Date:   Thu, 18 Jul 2019 20:17:12 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Peter Zijlstra <peterz@...radead.org>
cc:     luferry <luferry@....com>, Rik van Riel <riel@...riel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        linux-kernel@...r.kernel.org
Subject: Re: Re: [PATCH v2] smp: avoid generic_exec_single cause system
 lockup

On Thu, 18 Jul 2019, Peter Zijlstra wrote:
> On Thu, Jul 18, 2019 at 11:58:47AM +0200, Thomas Gleixner wrote:
> 
> As we discussed on IRC, it is worse, we can only use these functions
> from task/process context. We need something like the below.

Indeed that's better defined.

Thanks,

	tglx