linux-kernel - Re: [PATCH v6 04/15] x86/mce: Do 'UNKNOWN' vendor check early

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Message-ID: <ed56eac5-2484-4ac8-947a-5ccec80fa298@suse.com>
Date: Wed, 10 Sep 2025 16:27:00 +0300
From: Nikolay Borisov <nik.borisov@...e.com>
To: Yazen Ghannam <yazen.ghannam@....com>, x86@...nel.org,
 Tony Luck <tony.luck@...el.com>, "Rafael J. Wysocki" <rafael@...nel.org>
Cc: linux-kernel@...r.kernel.org, linux-edac@...r.kernel.org,
 Smita.KoralahalliChannabasappa@....com, Qiuxu Zhuo <qiuxu.zhuo@...el.com>,
 linux-acpi@...r.kernel.org
Subject: Re: [PATCH v6 04/15] x86/mce: Do 'UNKNOWN' vendor check early

On 8.09.25 г. 18:40 ч., Yazen Ghannam wrote:
> The 'UNKNOWN' vendor check is handled as a quirk that is run on each
> online CPU. However, all CPUs are expected to have the same vendor.
> 
> Move the 'UNKNOWN' vendor check to the BSP-only init so it is done early
> and once. Remove the unnecessary return value from the quirks check.
> 
> Reviewed-by: Qiuxu Zhuo <qiuxu.zhuo@...el.com>
> Tested-by: Tony Luck <tony.luck@...el.com>
> Reviewed-by: Tony Luck <tony.luck@...el.com>
> Signed-off-by: Yazen Ghannam <yazen.ghannam@....com>

Reviewed-by: Nikolay Borisov <nik.borisov@...e.com>