From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792655285; b=Fwd586FgH1mwzxQ4+mQlsI2bjepmJwZhvoTKImF94t4tyG0gT5FN/a8gKuI6ZVIfBvPH 8l8jznr16MMO8MmIe6fet+kXZiKyYUddenpCz/5tLtiU7wBMljq5pbu6XT/i06hhLDAYq Ie7CGahd00O352p79+ekJkK3Hjji7ilo3SHMMn2QR3pMRKmPdXPHE7yd6n7SgAj6FWYs7 +vKtm9x7Umt8NwZdH9ftLIcez0DZghmG16NaZn9NFkYp9iXqGVRJlab6Hv1vMRXJOCoG1 jxgU4B/ma9iKDJohazbVH3b5kwCu60jgZHbMQ6ZX15yNMzw200VKe0VkyowAVpD5Rvg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792655285; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=3YNoYhprz3b5tjUNRoDVAb2JBiF6wuQB3DtwNREXjp8=; b=Jz8L8uT13kYzYy5x/BpwCpj89N4yRn4ldmRsAa6VZHFh3L8mnvg9XYszIsHO2os+9o9p JSkatSVS1B5b7o6xHI/3u9wdfGvwWfYtOC+lhGjCvKJmBKafKYwEBafNNHZG9veMp80UM Mf3WRa83UqIfeLO+A7q0q7Bnu44CzK83WzW//LMOjGFPrIW/lCmKiW/tS2YWYV2bryDip QzM/1QdG99W09/kf/7z53opyXDGNnBfY6jov22ucvHQznft64R70NjDG8mDCVZrCi3Cd3 FK9Co13egduF2ausPT26/tlWSSzWMJpONvtgM9bBFYAfJBXXYJpxrPpZVYW/QMeSGiw== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=TuZ01U9J; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7E4E4606A31A for ; Thu, 22 Oct 2026 07:48:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=TuZ01U9J Received: by smtp.kernel.org (Postfix) with ESMTPSA id EEABF1F000C1; Thu, 22 Oct 2026 07:48:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1792655285; bh=3YNoYhprz3b5tjUNRoDVAb2JBiF6wuQB3DtwNREXjp8=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=TuZ01U9JtlxZv+BZb2woU2/cj6cv8r4bgxMOh9js0U9EAsfxgHBZ5nzKM5SemXOYr wEvIWAkiBIGKx9/sdfZzuo80tVUTH7b05uMeFFij0XSVqL6p8vr4qO3tlaY6Okaq4Z WAdYpGrktkexftBuz2T+1BZl7NXsjK7+yKHK26a2wgw7wCcPcE2Yets8Vrwq77Qo/C SeRTHoV0cXOLOIBJCyr9pBmzUd0N/btsQobjEwhjlqufJNBBgs5L4m1L4NJtZQPiSd fX9DhgKs8VqMq/a3GKfiL2fZz1ueSokYgx78YIq/ZgobzABLptuz1Bk7DJzsQTzktB dPXEZH3FOoEkQ== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH v8 5/7] x86/amd_nb: Restrict the northbridge framework to AMD CPUs Reply-To: sashiko-reviews@lists.linux.dev To: "Lin Wang" Cc: linux-hwmon@vger.kernel.org In-Reply-To: <20261022074218.667049-6-wanglin@open-hieco.net> References: <20261022074218.667049-1-wanglin@open-hieco.net> <20261022074218.667049-6-wanglin@open-hieco.net> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Thu, 22 Oct 2026 07:48:04 +0000 X-Mailing-List: linux-hwmon@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > The AMD northbridge cache previously discovered Hygon F3 devices by PCI > ID. It now derives the node count from CPU topology and locates node > functions at fixed PCI slots. Hygon DF devices do not follow that > layout, so the Hygon branch no longer builds a usable cache. >=20 > amd64_edac and ATL no longer use this cache on Hygon. Restrict > northbridge initialization and the early northbridge check to AMD CPUs. > Keep amd_get_mmconfig_range() available on Hygon because it reads the > MMCONFIG MSR without using the northbridge cache. >=20 > Signed-off-by: Lin Wang Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261022074218.6670= 49-1-wanglin@open-hieco.net?part=3D5