linux-kernel - Re: [PATCH 12/27] tile, smpboot: Use generic SMP booting infrastructure

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Date:	Fri, 1 Jun 2012 14:07:59 -0400
From:	Chris Metcalf <cmetcalf@...era.com>
To:	"Srivatsa S. Bhat" <srivatsa.bhat@...ux.vnet.ibm.com>
CC:	<tglx@...utronix.de>, <peterz@...radead.org>,
	<paulmck@...ux.vnet.ibm.com>, <rusty@...tcorp.com.au>,
	<mingo@...nel.org>, <yong.zhang0@...il.com>,
	<akpm@...ux-foundation.org>, <vatsa@...ux.vnet.ibm.com>,
	<rjw@...k.pl>, <linux-arch@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <nikunj@...ux.vnet.ibm.com>
Subject: Re: [PATCH 12/27] tile, smpboot: Use generic SMP booting infrastructure

On 6/1/2012 5:12 AM, Srivatsa S. Bhat wrote:
> Convert tile to use the generic framework to boot secondary CPUs.
>
> Notes:
> 1. Don't enable interrupts in start_secondary().
> 2. Remove the unnecessary calls to local_irq_enable() in __cpu_up().
> 3. cpu_idle() was being called after doing a preempt_enable() instead
> of a preempt_disable()! Fix it.
>
> Cc: Chris Metcalf <cmetcalf@...era.com>
> Cc: Thomas Gleixner <tglx@...utronix.de>
> Cc: Yong Zhang <yong.zhang0@...il.com>
> Signed-off-by: Srivatsa S. Bhat <srivatsa.bhat@...ux.vnet.ibm.com>
> ---
>
>  arch/tile/kernel/smpboot.c |   22 ++++++++--------------
>  1 files changed, 8 insertions(+), 14 deletions(-)

Acked-by: Chris Metcalf <cmetcalf@...era.com>

-- 
Chris Metcalf, Tilera Corp.
http://www.tilera.com

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