From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DE40F2ED853 for ; Wed, 17 Dec 2025 21:23:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766006593; cv=none; b=KxywksgmaeraUisG6Rhszr8mjIqpV8PLmikTYzRU7Ai5td+nvBmZDLbzwRAtRgshVkolui78Qs1WSANK3UmzRS1DJkCXpl2RmBQ/lu0QyGMh5scOH+oAm9VldqMbcwpqZ/fSd2++Q943zj6Hz1MuIVZQGH7EgYApsqa2VE9Z2tU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766006593; c=relaxed/simple; bh=mKQSNG8DrHU1ucOpO52UA/V4t7jYnTrE4bqFFygLDV8=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=TJT1VT8nbme2JrM20X8rrKbyGMxKjqseSt7c/9D1C7NL5WVnWexNuLcxaGp6Mcq8oGHI3/7P8dnzp6lfGy3xaS1u2nCebqTZeNpvzr4TxI//WjiOFTa/5sTe+k+vQ/1lVQMJcamzZIHDRLDDsAI0mdnypNfc0U/c5vFMkflvXLw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=fZxJCLS+; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="fZxJCLS+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A3350C4CEF5; Wed, 17 Dec 2025 21:23:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1766006592; bh=mKQSNG8DrHU1ucOpO52UA/V4t7jYnTrE4bqFFygLDV8=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=fZxJCLS+OAXgrSUkVWJpuUR0iHVfPusWm7eu8LaU0+dsKuqh0DzPSMJV27gNCYDcA RfCA1/G4Pd1/7hd5l7Y6v5yjzRHc/ZQhMBn4YTdwl1cEp0LJs9mJUSSWONePMZwKAl YV9CtHigV0wQdoHKfIcuup/9MWJODLp5kGzby+v6xFrM11vf50cekqX3uCORtuQms3 Ecxb1QU2tQZTHOsbQbx2/RwBI8/9pmLWGYW23ficTVBMg6DPpWeZ3LxIyEnx81+fX2 1RJiSICEW6OrM4nRaZigSXKQ7m17RUN1jPkUirFnsKudFeNOyiTFKr4T8wValEllZe +yxfd7AF8GLNw== Message-ID: <7d19e83a-9017-4058-8993-53fa1a9bd64f@kernel.org> Date: Wed, 17 Dec 2025 15:23:10 -0600 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 3/7] firmware: dmi: Read additional information when decoding DMI table To: Yazen Ghannam Cc: "maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)" , Jean Delvare , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H . Peter Anvin" , linux-kernel@vger.kernel.org References: <20251216123354.9219-1-superm1@kernel.org> <20251216123354.9219-4-superm1@kernel.org> <20251217210352.GA1263950@yaz-khff2.amd.com> <78dbc0eb-37a3-468d-b43e-f5a5a06ad8fe@kernel.org> <20251217212134.GD1263950@yaz-khff2.amd.com> Content-Language: en-US From: Mario Limonciello In-Reply-To: <20251217212134.GD1263950@yaz-khff2.amd.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 12/17/25 3:21 PM, Yazen Ghannam wrote: > On Wed, Dec 17, 2025 at 03:09:33PM -0600, Mario Limonciello wrote: >> On 12/17/25 3:03 PM, Yazen Ghannam wrote: >>> On Tue, Dec 16, 2025 at 06:33:50AM -0600, Mario Limonciello (AMD) wrote: >>>> Type 40 entries (Additional information) are summarized in section >>>> 7.41 as part of the SMBIOS specification. Save these entries when >>>> decoding the DMI tables. >>>> >>> >>> Why can't an interested user just use dmidecode? >>> >>> Thanks, >>> Yazen >> >> They could. The reason for doing it in this series is the same reason for >> the one that we did the S5 bit. >> >> It shows up in the logs, you can tie regressions to the AGESA version at >> specifically at the time of the failure if they've done BIOS updates since >> then. > > Yes, right. Sorry, I mixed this up with the debugfs patch. > > We need to save it here so the init code can find it. > > But why do we need a debugfs entry for it? Ah. That one I don't feel strongly about. I used it when I was getting the series working and it felt like a waste to toss.