linux-kernel - Re: [PATCH] x86/cpu: Add two Intel CPU model numbers

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Message-ID: <20250214130344.GL14028@noisy.programming.kicks-ass.net>
Date: Fri, 14 Feb 2025 14:03:44 +0100
From: Peter Zijlstra <peterz@...radead.org>
To: Tony Luck <tony.luck@...el.com>
Cc: Dave Hansen <dave.hansen@...el.com>, x86@...nel.org,
	linux-kernel@...r.kernel.org, patches@...ts.linux.dev
Subject: Re: [PATCH] x86/cpu: Add two Intel CPU model numbers

On Mon, Sep 23, 2024 at 10:37:50AM -0700, Tony Luck wrote:
> Pantherlake is a mobile CPU. Diamond Rapids next generation Xeon.
> 
> Signed-off-by: Tony Luck <tony.luck@...el.com>
> ---
>  arch/x86/include/asm/intel-family.h | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/arch/x86/include/asm/intel-family.h b/arch/x86/include/asm/intel-family.h
> index 44949f972826..1a42f829667a 100644
> --- a/arch/x86/include/asm/intel-family.h
> +++ b/arch/x86/include/asm/intel-family.h
> @@ -135,6 +135,8 @@
>  
>  #define INTEL_LUNARLAKE_M		IFM(6, 0xBD)
>  
> +#define INTEL_PANTHERLAKE_L		IFM(6, 0xCC)

That should have: /* Cougar Cove / Crestmont */ added on.

Gotta love how Pantherlake is Cougar Cove and DMR is Panther Cove,
someone must be doing this on purpose to mess with us.