linux-kernel - Re: [PATCH] arm64: Kconfig: Increase NR

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Message-ID: <20210111105636.GA7071@willie-the-truck>
Date:   Mon, 11 Jan 2021 10:56:36 +0000
From:   Will Deacon <will@...nel.org>
To:     vanshikonda@...amperecomputing.com
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        catalin.marinas@....com, patches@...erecomputing.com
Subject: Re: [PATCH] arm64: Kconfig: Increase NR_CPUS default to 512

On Sat, Jan 09, 2021 at 09:36:15PM -0800, vanshikonda@...amperecomputing.com wrote:
> From: Vanshidhar Konda <vanshikonda@...amperecomputing.com>
> 
> Increase the default value of NR_CPUS to 512 from 256. This will
> enable the defconfig kernel to support platforms that have upto
> 512 cores.

Do we already support such a platform, and what is it? I'm fine with bumping
the number, it's just nice to be able to say specifically _why_ we're dong
it.

Thanks,

Will