From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by smtp.subspace.kernel.org (Postfix) with ESMTP id BE06D482DF for ; Mon, 1 Apr 2024 17:16:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=13.77.154.182 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711991808; cv=none; b=a/eiTnHTJ8Gmg2zQJ7H0HLy6FaJkd4pZw6usf1VZXuW1LXg5a61dxs2y3XEFyGB6CDAs+5vN/NQsGvs0gumcJGPgY23jhhniui5qXq8g5jJrsXyt7kUs8JKgBvGX+OVGxfkO85KkQ3p3Fp9h1nOLlJSZ5DCf2qj20/30eKX6UTE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711991808; c=relaxed/simple; bh=oA/XnSGPM/zTFEG1vP9MCwsA88QcnXZe9haFS+aiefA=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=YI6C5GfCpsNXFDAJgssPdojGrf/FFjAT3+kwSUAv1XNOB5T+GHAaLleA3fEI6q6Zy9pXtQkO3JV0wHIWCjNGaBzS9J/MRdYFelLlPJOtlvFB76Bzids6ZW4JrOhcghJVVFLAQJ3L5FOXHuyZYn+xJgyXyw+OxeOqnY7A4Q4lwQY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.microsoft.com; spf=pass smtp.mailfrom=linux.microsoft.com; dkim=pass (1024-bit key) header.d=linux.microsoft.com header.i=@linux.microsoft.com header.b=ifF7LEh2; arc=none smtp.client-ip=13.77.154.182 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.microsoft.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.microsoft.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.microsoft.com header.i=@linux.microsoft.com header.b="ifF7LEh2" Received: from [100.64.193.111] (unknown [20.29.225.195]) by linux.microsoft.com (Postfix) with ESMTPSA id 2FD642085CE4; Mon, 1 Apr 2024 10:16:46 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 2FD642085CE4 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1711991806; bh=3m23lwO20r+YWkieSxiB8VHUDLf75Iije7ummqYP6Ks=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=ifF7LEh2rhbn7jR1pdBzEHJowXzCz7CGjLdoJ5+Zc4spOxcjIyH7EmJQIzPOFLMLp mhn50HyY7UB/NOKWg/LdoD7NPYcjBDeU38eC89QIxTu6pzm49SKY8un9xInTWC12s5 8bRJ5LTOeJcq0/HuMRgUEmeozu2lqXTPKuTIZyAs= Message-ID: <4fabd250-bfa8-4482-b2f2-b787844aeb0b@linux.microsoft.com> Date: Mon, 1 Apr 2024 10:16:46 -0700 Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 6.8 102/399] ACPI: CPPC: Use access_width over bit_width for system memory accesses To: Greg Kroah-Hartman , stable@vger.kernel.org Cc: patches@lists.linux.dev, Jarred White , "Rafael J. Wysocki" , Sasha Levin References: <20240401152549.131030308@linuxfoundation.org> <20240401152552.230440447@linuxfoundation.org> Content-Language: en-CA From: Easwar Hariharan In-Reply-To: <20240401152552.230440447@linuxfoundation.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 4/1/2024 8:41 AM, Greg Kroah-Hartman wrote: > 6.8-stable review patch. If anyone has any objections, please let me know. > > ------------------ > > From: Jarred White > > [ Upstream commit 2f4a4d63a193be6fd530d180bb13c3592052904c ] > > To align with ACPI 6.3+, since bit_width can be any 8-bit value, it > cannot be depended on to be always on a clean 8b boundary. This was > uncovered on the Cobalt 100 platform. > Hi Greg, Please drop this patch from all stable kernels as we seem to have a regression reported on AmpereOne systems: https://lore.kernel.org/all/20240329220054.1205596-1-vanshikonda@os.amperecomputing.com/ Thanks, Easwar