From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.21]) (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 804521D63D8; Fri, 30 May 2025 23:09:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.21 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748646575; cv=none; b=WR6SGTj/aeA0amT1OSNR0TjUCHBydUAbgDnzVb8kqeq+9vpgXmg8F3hmAlAY8HStK4bA8GcPc4QEnqS2xFvhuZMTlsr/OIlnFdBL0T64hrApJ4wIttCL20t13EE6a8JC+dLVlPCFmabMytnfnLu2VXGyvKT35iEAeHpCQSWKjK8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748646575; c=relaxed/simple; bh=LoyjE9kdzjoi6fevHiJCdYiahDxSoe9dp4RhP57cdSs=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=ipA7zbQHamwvjuZ6G1PQEhvJGuUd9bWZCB4FdfwC+2KtIb3c18vz0ACaJzbUK+KVGReqjeKP6NEvtsaZ7pVPyYNlo+Hcdr5udPQvBey5QmNf+cELENR/BnXwFiviohNY1eKoV7o+EbBIxt4MwRKCGdb0QMebH4HqfyFXw5Hjcfs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=GlNTLfW8; arc=none smtp.client-ip=198.175.65.21 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="GlNTLfW8" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1748646573; x=1780182573; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=LoyjE9kdzjoi6fevHiJCdYiahDxSoe9dp4RhP57cdSs=; b=GlNTLfW8ubkwkGspOoogMz5HL3tpDkJvwprQqx467Vg4w68Cq4u5XvCg Onh2B9TFfjeRtPWhrmuWsYpvNSVqOKYII8iboixyKnQyhifgj3qoZf0In 0mGhDxoLerD767vReRM8OTdpNEhKWz6L4oQ/YomcHv5LozA9nBI3n1Kpm SDZveGx9+woLagF4lDQOpP5NY2/9JajG+SA5oaY89EFwESV5YKMC4lxV1 bKon5dGwvHc2CQ3hI8R1/yR7zIXeaHlEsHNNh0y3JOeEcVCIzWDKmNLd6 IExH3k9GmqCFjBupeQ9inW19N/mHKEHK0OkHCLbnO/DGU7PiMnw5zK97M g==; X-CSE-ConnectionGUID: gxiRDxEoRmmDfidzFrcZXA== X-CSE-MsgGUID: Q4Wf3ucvQCeZc18X8ff4Dw== X-IronPort-AV: E=McAfee;i="6700,10204,11449"; a="50618276" X-IronPort-AV: E=Sophos;i="6.16,197,1744095600"; d="scan'208";a="50618276" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by orvoesa113.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 May 2025 16:09:33 -0700 X-CSE-ConnectionGUID: OK7YvfbETYid7DukXd+cRg== X-CSE-MsgGUID: HAogEd4dS2+ky+skW9xPcg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,197,1744095600"; d="scan'208";a="147885592" Received: from agluck-desk3.sc.intel.com (HELO agluck-desk3) ([172.25.103.51]) by fmviesa003-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 May 2025 16:09:33 -0700 Date: Fri, 30 May 2025 16:09:31 -0700 From: "Luck, Tony" To: Borislav Petkov Cc: Zaid Alali , rafael@kernel.org, lenb@kernel.org, james.morse@arm.com, robert.moore@intel.com, Jonathan.Cameron@huawei.com, ira.weiny@intel.com, Benjamin.Cheatham@amd.com, dan.j.williams@intel.com, arnd@arndb.de, Avadhut.Naik@amd.com, john.allen@amd.com, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, acpica-devel@lists.linux.dev Subject: Re: [PATCH v7 9/9] ACPI: APEI: EINJ: Update the documentation for EINJv2 support Message-ID: References: <20250506213814.2365788-1-zaidal@os.amperecomputing.com> <20250506213814.2365788-10-zaidal@os.amperecomputing.com> <20250530102711.GAaDmH_1O7lc6kuveY@fat_crate.local> Precedence: bulk X-Mailing-List: linux-acpi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Fri, May 30, 2025 at 01:52:41PM -0700, Luck, Tony wrote: > On Fri, May 30, 2025 at 12:27:11PM +0200, Borislav Petkov wrote: > > On Tue, May 06, 2025 at 02:38:13PM -0700, Zaid Alali wrote: > There isn't a fancy "debugfs_create_x128_le()" helper to manage these > 128-bit little endian numbers. So I've coded with the basic building > blocks (though using copy_from_user() and copy_to_user() feels like > back in the stone age). If there some helpers that I missed I'd be > happy to see that part simplified. simple_read_from_buffer() and simple_write_to_buffer() may be the helpers that I didn't spot earlier. -Tony