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From: Julien Grall <julien.grall@linaro.org>
To: Ian Campbell <ian.campbell@citrix.com>, xen-devel@lists.xen.org
Cc: tim@xen.org, stefano.stabellini@eu.citrix.com
Subject: Re: [PATCH] xen: arm: ignore CPUs which are not marked available in the DT
Date: Wed, 23 Jul 2014 18:15:31 +0100	[thread overview]
Message-ID: <53CFEDB3.4000702@linaro.org> (raw)
In-Reply-To: <1f69ed8ee6a21c2a0c4d548ae83260b14c54ab36.1406133950.git.ian.campbell@citrix.com>

Hi Ian,

On 07/23/2014 05:45 PM, Ian Campbell wrote:
> Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
> ---
>  xen/arch/arm/smpboot.c |    3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/xen/arch/arm/smpboot.c b/xen/arch/arm/smpboot.c
> index cf149da..4b0a738 100644
> --- a/xen/arch/arm/smpboot.c
> +++ b/xen/arch/arm/smpboot.c
> @@ -134,6 +134,9 @@ void __init smp_init_cpus(void)
>          if ( !dt_device_type_is_equal(cpu, "cpu") )
>              continue;
>  
> +        if ( !dt_device_is_available(cpu) )
> +            continue;
> +

I can't find a such things on the Linux device tree bindings. Do you
have a use case where CPU are marked disabled?

Regards,

>          if ( dt_n_size_cells(cpu) != 0 )
>              printk(XENLOG_WARNING "cpu node `%s`: #size-cells %d\n",
>                     dt_node_full_name(cpu), dt_n_size_cells(cpu));
> 


-- 
Julien Grall

  reply	other threads:[~2014-07-23 17:15 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-07-23 16:45 [PATCH] xen: arm: ignore CPUs which are not marked available in the DT Ian Campbell
2014-07-23 17:15 ` Julien Grall [this message]
2014-07-23 18:36   ` Ian Campbell
2014-07-24 10:36     ` Julien Grall
2014-07-24 10:40       ` Ian Campbell
2014-07-24 10:44         ` Julien Grall

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