From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.zytor.com (terminus.zytor.com [198.137.202.136]) (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 871491822E2 for ; Thu, 4 Jul 2024 08:28:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.137.202.136 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720081718; cv=none; b=LYiTKuaptMaezzVPFh8TyWLbd4+dTbqnHH/VwANFygB6w5HnRS0iRxNi/IYkbP1UXB2EW0Fx13sJs//BmKm2ZLyUK+hrUsgIagwHLsSB+6ashwuLHMS9L269sZW3KsqNMB5wSB3nDAEWgYJ3N82zRfV2gcWaOippiuMZKSKAdu0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720081718; c=relaxed/simple; bh=0W3TbFtOxB1Ei4t8o9l0G5JIqoAbVkUTyOOYDSzVqxw=; h=Date:From:To:CC:Subject:In-Reply-To:References:Message-ID: MIME-Version:Content-Type; b=q+FjHTN6DwgRWHLwkWxJPcYe/AXlp/neh56g4OcqozXb4adjeK8wQZIk5Fot0yKsrl+hU01HrVRBjVVPmveLqhS5K/ubKnz5Cn6r7GION09o2VC3G6zzozdc6+LshaijCZGDRERj46rAv7VhuaPIcwYE3Q3KupGKWara5o4LKNg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zytor.com; spf=pass smtp.mailfrom=zytor.com; dkim=pass (2048-bit key) header.d=zytor.com header.i=@zytor.com header.b=Sj8g5Bfn; arc=none smtp.client-ip=198.137.202.136 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zytor.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=zytor.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=zytor.com header.i=@zytor.com header.b="Sj8g5Bfn" Received: from [127.0.0.1] ([76.133.66.138]) (authenticated bits=0) by mail.zytor.com (8.17.2/8.17.1) with ESMTPSA id 4648S2sl1336152 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NO); Thu, 4 Jul 2024 01:28:03 -0700 DKIM-Filter: OpenDKIM Filter v2.11.0 mail.zytor.com 4648S2sl1336152 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=zytor.com; s=2024061501; t=1720081684; bh=0W3TbFtOxB1Ei4t8o9l0G5JIqoAbVkUTyOOYDSzVqxw=; h=Date:From:To:CC:Subject:In-Reply-To:References:From; b=Sj8g5BfnEP+v/fY4O15kU1ZAstCMjTL20MKGBtoebNJXM4pNuHgxS69l2xvl8GK9S vPTyw1oqdvyI8y+9h95LiLSPfIJUXK2ALQbpqNjaKqnXfIxeYf/6ier9vd/Ej1hwgj x43Ex7zJtmAnkKR7ZJZBY2jcGlEfx00hZ+3ywlhy5B1bEyl3bFmNEsgKEWYWsuCGmL WYHZAyMcVDRVy6w4URQ0uDz16GPti0c1r430YEbfeHls87xo5rxX9xtDD/YGtlVjV1 79kCOjvKBT9FaztrtqaA9WKBrx9/ksaGQBqFl3t0Oq36308KroKOy43QYsP4Xy5S6d sfex8L6a2Dqeg== Date: Thu, 04 Jul 2024 01:28:01 -0700 From: "H. Peter Anvin" To: Borislav Petkov , Xin Li CC: Andrew Cooper , dave.hansen@intel.com, linux-kernel@vger.kernel.org, tglx@linutronix.de, mingo@redhat.com, dave.hansen@linux.intel.com, x86@kernel.org, peterz@infradead.org, nik.borisov@suse.com, houwenlong.hwl@antgroup.com Subject: Re: [PATCH v1 2/4] x86/fred: Write to FRED MSRs with wrmsrns() User-Agent: K-9 Mail for Android In-Reply-To: <20240704082343.GAZoZcD-yGxjYajcJT@fat_crate.local> References: <9063b0fe-e8f3-44ff-b323-b2b6c338690f@intel.com> <172002205406.3280081.14523962650685954182@Ubuntu-2204-jammy-amd64-base> <15f56e6a-6edd-43d0-8e83-bb6430096514@citrix.com> <56909a1e-b360-4090-945e-cf6ec623cccc@citrix.com> <20240704082343.GAZoZcD-yGxjYajcJT@fat_crate.local> Message-ID: <848595B3-9AAC-405E-B132-4B5169045631@zytor.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On July 4, 2024 1:23:43 AM PDT, Borislav Petkov wrote: >On Wed, Jul 03, 2024 at 10:57:29PM -0700, Xin Li wrote: >> Won't it be way better if we could have all x86 vendors agree on it? > >It would be way better if you simply do it as I suggested and stop debati= ng=2E >One fine day you'll know why I'm adamant about it=2E > >Thx=2E > I think that counts as an objection, so let's do it=2E