linux-kernel - Re: [PATCH -rc1] s390: increase the NR

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Message-ID: <20131202082226.GA3690@osiris>
Date:	Mon, 2 Dec 2013 09:22:26 +0100
From:	Heiko Carstens <heiko.carstens@...ibm.com>
To:	Xose Vazquez Perez <xose.vazquez@...il.com>
Cc:	Martin Schwidefsky <schwidefsky@...ibm.com>, linux390@...ibm.com,
	linux-s390@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH -rc1] s390: increase the NR_CPUS limit

On Fri, Nov 29, 2013 at 04:33:02PM +0100, Xose Vazquez Perez wrote:
> In current models, maximum number of active cores is 101.
> 
> Cc: Martin Schwidefsky <schwidefsky@...ibm.com>
> Cc: Heiko Carstens <heiko.carstens@...ibm.com>
> Cc: <linux390@...ibm.com>
> Cc: <linux-s390@...r.kernel.org>
> Cc: <linux-kernel@...r.kernel.org>
> Signed-off-by: Xose Vazquez Perez <xose.vazquez@...il.com>
> ---
>  arch/s390/Kconfig | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
> index 314fced..87afb9a 100644
> --- a/arch/s390/Kconfig
> +++ b/arch/s390/Kconfig
> @@ -347,14 +347,14 @@ config SMP
>  	  Even if you don't know what to do here, say Y.
> 
>  config NR_CPUS
> -	int "Maximum number of CPUs (2-64)"
> -	range 2 64
> +	int "Maximum number of CPUs (2-101)"
> +	range 2 101
>  	depends on SMP
>  	default "32" if !64BIT
>  	default "64" if 64BIT
>  	help
>  	  This allows you to specify the maximum number of CPUs which this
> -	  kernel will support.  The maximum supported value is 64 and the
> +	  kernel will support.  The maximum supported value is 101 and the
>  	  minimum value which makes sense is 2.

Hi Xose,

I modified your patch and applied a version which changes the maximum
value to 256 instead.

Thanks!

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