From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f73.google.com (mail-pj1-f73.google.com [209.85.216.73]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CC46311713 for ; Sat, 11 Jan 2025 01:26:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.73 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736558812; cv=none; b=JCQWVzRlEG/Uh8odTurY1CumCS7Q398GwwPDVdjBNzfEqQszrgE83oNTk6hZCS3cQpJo+dQ0S9VyQvWHbqgkLUA0kY3D5EiJE6Ai2K5B7e7WCqy4hn5TSuWsqfIWozClVLWKGSTf+IRjQNBDWKJGkO246d+dRTlM4WAm0LCrbVw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736558812; c=relaxed/simple; bh=720nGOPxo7nz4XE2TuwP4Lm1oN4no2xj0UdF8gljix8=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=kaq8+ZdX/zaeaHw3DgAFihA1+ZB095Fb8cMzG888vD8OgTzRQFsoUqK9iEAlhU+l93+pOrLimQRw2uB6BEuG7mKGBY9cdR12lZgku+yeo3iTQr5zEa8wHKh99MvpEV3YxcfO6eO0fMhFJxi0N1229LbOEUEV/zzro+owoeVoA5c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=bYWMnMxr; arc=none smtp.client-ip=209.85.216.73 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="bYWMnMxr" Received: by mail-pj1-f73.google.com with SMTP id 98e67ed59e1d1-2ef9e38b0cfso4670243a91.0 for ; Fri, 10 Jan 2025 17:26:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1736558810; x=1737163610; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=1vTm1+x76YRanFTAiK9rqCr/la0CoprS6/3WmBR5YUY=; b=bYWMnMxr/V81O3bRtl+psF2v1ojWNdaDlaCy8C9LtlywNzCkm9FlfNYRTet7vgVZGL T8uIPXHNz6hDjF0F4m8JA+8j6fLW9eqQcP1xOduJrrshaIRG521tgQlhZTciR12+CbSM tDERlK0pvIka9GY6p1qlb0ddVfbFHlSuMawmRQgslktLSFytQOiSkEEkSN20wWrasfNx IAGJd8TOqPyvyWIa3hxmV3PxD5tbCFYVmk8x8zFtvT3nhmdycinhI1cOOo1FpXfdhHNb tt1WN5uY35HWPifyFE/btfHNdu19TeczCFIza5HFW3VXAacQiFY7XrZSicJ6LMiKhZoI /xEQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1736558810; x=1737163610; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=1vTm1+x76YRanFTAiK9rqCr/la0CoprS6/3WmBR5YUY=; b=tom3RbWU5ygL7wulZxsAMjx7a2hwrm2scxoPNnxNbz1/CNy+1RC0+Z3zAgUGjMKhE0 tPVrLJCxML+gl3gXR/yjUaMur+QfGarRiU+cmMzWyMIMkfFuRgbUuZM6OjCdQ4UoafX9 o+7MzWR1CMUrAKy+oNYBQ9zdzAnzDMV/EZtMzhON9wZy61Oo4oncKrQ7mjsQ3oEfymDK wDRo+puFyIoF3eKdzOmjD+UN9aATIN5uCdFLrP/zD5Xla5Iss1L1XmHd2TJKz/sZA2Wj vZHzhS7Y0OJnpVwmyMZjufLab+R1QfD/8cvrfUVKfCcmHLj8+JB8Bdpt0wQarJ9ZgsIp 5Cqw== X-Forwarded-Encrypted: i=1; AJvYcCXTruvJYJiBReTDDU1dU53D5as7ySp7ubLIIIqE19qtg9BJSPCYLOgCsX8XM+KCSHUdkpMmNktDjnwv9RE=@vger.kernel.org X-Gm-Message-State: AOJu0Ywvfl6OlSSK7aZyY26JqpjXJBp+PF3Dr6FozgZYmNyFaviGyQZ8 pnLnM7A0j/64iFxHkpccyQI3Khi4FVVK59yq9Ax+goX14w1ZcrVLN9xp21F8Gc+6dIEVqkSxdJ4 gmw== X-Google-Smtp-Source: AGHT+IFm3zw8nrJIzTYWJ/zc7fPgszjTZ0qchCKOjWdOdUaIyaDz4aVR53pLJHZVajufF3Iig+GRCx4ev58= X-Received: from pjbqb8.prod.google.com ([2002:a17:90b:2808:b0:2ef:95f4:4619]) (user=seanjc job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90b:254b:b0:2ee:74a1:fb92 with SMTP id 98e67ed59e1d1-2f548ea5385mr17199166a91.6.1736558810199; Fri, 10 Jan 2025 17:26:50 -0800 (PST) Date: Fri, 10 Jan 2025 17:26:48 -0800 In-Reply-To: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20241126101710.62492-1-chao.gao@intel.com> Message-ID: Subject: Re: [PATCH v2 0/6] Introduce CET supervisor state support From: Sean Christopherson To: Chao Gao Cc: tglx@linutronix.de, dave.hansen@intel.com, x86@kernel.org, pbonzini@redhat.com, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, peterz@infradead.org, rick.p.edgecombe@intel.com, mlevitsk@redhat.com, weijiang.yang@intel.com, john.allen@amd.com Content-Type: text/plain; charset="us-ascii" On Tue, Nov 26, 2024, Chao Gao wrote: > On Tue, Nov 26, 2024 at 06:17:04PM +0800, Chao Gao wrote: > >This v2 is essentially a resend of the v1 series. I took over this work > >from Weijiang, so I added my Signed-off-by and incremented the version > >number. This repost is to seek more feedback on this work, which is a > >dependency for CET KVM support. In turn, CET KVM support is a dependency > >for both FRED KVM support and CET AMD support. > > This series is primarily for the CET KVM series. Merging it through the tip > tree means this code will not have an actual user until the CET KVM series > is merged. A good proposal from Rick is that x86 maintainers can ack this > series, and then it can be picked up by the KVM maintainers along with the > CET KVM series. Dave, Paolo and Sean, are you okay with this approach? Boris indicated off-list that he would prefer to take this through tip and give KVM an immutable branch. I'm a-ok with either approach.