From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f202.google.com (mail-pf1-f202.google.com [209.85.210.202]) (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 63A0526ED59 for ; Fri, 6 Feb 2026 19:50:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.202 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770407404; cv=none; b=dOFGz3u866brbDBgz/582gfKIkPyiv02/DxD60KKd2Q1pTj1ObrL3yaMt5ccC/onunwQJ5b+0/yuupvDNtsQ5OzpvmM66iG+9xCIfDNlibX9eCA7Vd675GDdnpf/QW8f0zZYtvS3nEHaAF1yJU3GK1zmS/dkthcGd8S4La89UFA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770407404; c=relaxed/simple; bh=TsEFJkcKhYzvgcG5/7ppTLt6u4oGU7jCOQ+Ejqe0MDI=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=AY1WKZLCJedp8jQckBDbodKN8kbsrEGrW+RShY75bRNtmvmK/jTopamyH/n7YwpCTs0uuUsHyO0Eb/3RV/3EEmlD8MY0bWbyLJX2pTPhQPWxlkwuGLFGWNrVaCPBTkggp7pAlTVuO3TcMb4s/CsnmpqFuDBgj5D4L7HB+I/iihs= 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=CgsXjoJz; arc=none smtp.client-ip=209.85.210.202 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="CgsXjoJz" Received: by mail-pf1-f202.google.com with SMTP id d2e1a72fcca58-81f2481ab87so2269614b3a.0 for ; Fri, 06 Feb 2026 11:50:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1770407404; x=1771012204; 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=I1jJkQvNi67f2WiL1rB6LTa3epncK2iO2DDRLCaSJpk=; b=CgsXjoJzdtoSjjdXAD7DMhaOEe7SoLjp3nmJ6xlfFFmU2yoK9K1IH0yHilvsuQgC2d w6nU6RC3fGicS44KiT6/CxULGL21yHu8IkEtxp9S9nDtRh7Ro2RRkCSPU33z8BqhMi4C 5pR3ozrOuXQileKtfVoNch5JGuXd90bBM5rMX60bsKfKTMeF94Iwh5oFR4QnitFCg37+ dFm/rYupbizQpt2TmI7uzzaQ3866Kb+gY3srEzGSLaMogU79518veCFka4qFlZtpbqee jS6q/OQu+iwlYyu04kzMQpqWJJ6y529ipljGXJDx2/rE2meltloEa7p8Kl8k0gQtbzBa mWVA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1770407404; x=1771012204; 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=I1jJkQvNi67f2WiL1rB6LTa3epncK2iO2DDRLCaSJpk=; b=ICKbbGY01xdPKJw76CDC4yFDfjr3wlSCzRah+Mbj/l2j3KxY6I0eDHZ9JiQd5FvnpA aI52voSrIgCpdnzPRufhInNZIazqH9QzWHCgrL51P7uB6JMJKCpyaIl4r4xQGdEtQpTm MGMjRGssU/sWApc3OLT3rINQiLd3d7ZqaTnKNrthA4OV9ZA2yiv3XZrAvYmaGfiQOadz DmvonmLyWjJJi85XkVBzP9oHOryN+HlatoHFTbsQ/phgcLhO0uVHMMaMJA94EkSNIi6+ MNRZBu4tbNLxZWB5/DMjLs1GQ1QqGnEtsGP+oH2YJTAO4VIJs1Z1mIza3hS2Mhi2+m9n Jimw== X-Forwarded-Encrypted: i=1; AJvYcCX+9BRx4RlV5T14GUS0FSOI/5j8MYJa4/TuuIkwXPUW4nt5t9SEM42kzZm00Z1HllitFHE=@vger.kernel.org X-Gm-Message-State: AOJu0YwgT7kphkxc1xbS0P18LMa54vbY+WnZHT93a+obabHumreV3fEh zGvayXciOCr/ZI4832es8QG4lezXlB0n8zvgd9GFVJZWpEBushoJJo7fWJZENTVYh/ToWXzcqux DXSHIAg== X-Received: from pfbdi5.prod.google.com ([2002:a05:6a00:4805:b0:823:efc:21ba]) (user=seanjc job=prod-delivery.src-stubby-dispatcher) by 2002:a05:6a00:3914:b0:823:9e5:855e with SMTP id d2e1a72fcca58-824413c8e09mr3610811b3a.0.1770407403686; Fri, 06 Feb 2026 11:50:03 -0800 (PST) Date: Fri, 6 Feb 2026 11:50:02 -0800 In-Reply-To: Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260205214326.1029278-1-jmattson@google.com> <20260205214326.1029278-3-jmattson@google.com> Message-ID: Subject: Re: [PATCH v3 2/8] KVM: x86: nSVM: Cache and validate vmcb12 g_pat From: Sean Christopherson To: Yosry Ahmed Cc: Jim Mattson , Paolo Bonzini , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Shuah Khan , kvm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org Content-Type: text/plain; charset="us-ascii" On Fri, Feb 06, 2026, Yosry Ahmed wrote: > On Fri, Feb 06, 2026 at 11:12:36AM -0800, Sean Christopherson wrote: > > Oh, and if we do plumb in @ctrl to __nested_vmcb_check_save(), I vote to > > opportunistically drop the useless single-use wrappers (probably in a standalone > > patch to plumb in @ctrl). E.g. (completely untested) > > They are dropped by > https://lore.kernel.org/kvm/20260206190851.860662-9-yosry.ahmed@linux.dev/. At least I'm consistent? Hmm. Jim, can you base your next version on v5 of Yosry's series? I think when I apply, I'll splice in this series between patches 20 and 21. I could resolve the conflicts when applying, but since I'll probably tag these for stable@ as well, I'd rather apply patches that are closer to what was posted.