linux-kernel - Re: [patch V2 22/67] bus/arm-cci: Convert to hotplug statemachine

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Message-ID: <87eg6v9iu7.fsf@e105922-lin.cambridge.arm.com>
Date:	Fri, 15 Jul 2016 13:38:56 +0100
From:	Punit Agrawal <punit.agrawal@....com>
To:	Anna-Maria Gleixner <anna-maria@...utronix.de>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>, rt@...utronix.de,
	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	Andrzej Hajda <a.hajda@...sung.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Mark Rutland <mark.rutland@....com>,
	Olof Johansson <olof@...om.net>,
	Suzuki K Poulose <suzuki.poulose@....com>,
	Will Deacon <will.deacon@....com>,
	Pawel Moll <pawel.moll@....com>
Subject: Re: [patch V2 22/67] bus/arm-cci: Convert to hotplug statemachine

Anna-Maria Gleixner <anna-maria@...utronix.de> writes:

> From: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
>
> Install the callbacks via the state machine and let the core invoke
> the callbacks on the already online CPUs.
>
> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
> Cc: Andrzej Hajda <a.hajda@...sung.com>
> Cc: Linus Torvalds <torvalds@...ux-foundation.org>
> Cc: Mark Rutland <mark.rutland@....com>
> Cc: Olof Johansson <olof@...om.net>
> Cc: Peter Zijlstra <peterz@...radead.org>
> Cc: Punit Agrawal <punit.agrawal@....com>
> Cc: Suzuki K Poulose <suzuki.poulose@....com>
> Cc: Suzuki K. Poulose <suzuki.poulose@....com>
> Cc: Thomas Gleixner <tglx@...utronix.de>
> Cc: Will Deacon <will.deacon@....com>
> Cc: Pawel Moll <pawel.moll@....com>
> Cc: linux-kernel@...r.kernel.org
> Signed-off-by: Anna-Maria Gleixner <anna-maria@...utronix.de>

We don't expect to have multiple CCIs in the system. I suspect this got
changed from v1 along with ccn. Even then the patch still does the right
thing.

Acked-by: Punit Agrawal <punit.agrawal@....com>

Thanks.


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