linux-kernel - Re: [PATCH 9/9] clocksource: use this_cpu

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Message-ID: <0000013ab7f2c88e-30f3ae51-814d-4dbc-be11-feb465d88761-000000@email.amazonses.com>
Date:	Wed, 31 Oct 2012 17:51:12 +0000
From:	Christoph Lameter <cl@...ux.com>
To:	Shan Wei <shanwei88@...il.com>
cc:	johnstul@...ibm.com, tglx@...utronix.de,
	Kernel-Maillist <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 9/9] clocksource: use this_cpu_ptr per-cpu helper

On Wed, 31 Oct 2012, Shan Wei wrote:

> diff --git a/drivers/clocksource/arm_generic.c b/drivers/clocksource/arm_generic.c
> index c4d9f95..cb445ab 100644
> --- a/drivers/clocksource/arm_generic.c
> +++ b/drivers/clocksource/arm_generic.c
> @@ -224,7 +224,7 @@ int __init arm_generic_timer_init(void)
>  	lpj_fine = arch_timer_rate / HZ;
>
>  	/* Immediately configure the timer on the boot CPU */
> -	arch_timer_setup(per_cpu_ptr(&arch_timer_evt, smp_processor_id()));
> +	arch_timer_setup(this_cpu_ptr(&arch_timer_evt));
>
>  	register_cpu_notifier(&arch_timer_cpu_nb);

Reviewed-by: Christoph Lameter <cl@...ux.com>

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