linux-kernel - Re: [PATCH] MIPS: Loongson: Use CONFIG_NR_CPUS_DEFAULT

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Message-ID: <20200416164055.GF24743@alpha.franken.de>
Date:   Thu, 16 Apr 2020 18:40:55 +0200
From:   Thomas Bogendoerfer <tsbogend@...ha.franken.de>
To:     Tiezhu Yang <yangtiezhu@...ngson.cn>
Cc:     Huacai Chen <chenhc@...ote.com>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        linux-mips@...r.kernel.org, linux-kernel@...r.kernel.org,
        Xuefeng Li <lixuefeng@...ngson.cn>
Subject: Re: [PATCH] MIPS: Loongson: Use CONFIG_NR_CPUS_DEFAULT_64 to support
 more CPUs

On Tue, Mar 31, 2020 at 03:00:06PM +0800, Tiezhu Yang wrote:
> When I update the mainline kernel on the Loongson 2-way platform which
> has 8 CPUs, it only shows 4 CPUs due to NR_CPUS is 4, this is obviously
> wrong.
> 
> In order to support more CPUs on the Loongson platform, it is better
> to use CONFIG_NR_CPUS_DEFAULT_64 instead of CONFIG_NR_CPUS_DEFAULT_4
> to specify the maximum number of CPUs which the kernel will support.
> 
> Signed-off-by: Tiezhu Yang <yangtiezhu@...ngson.cn>
> ---
>  arch/mips/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

applied to mips-next.

Thomas.

-- 
Crap can work. Given enough thrust pigs will fly, but it's not necessarily a
good idea.                                                [ RFC1925, 2.3 ]