From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f74.google.com (mail-pj1-f74.google.com [209.85.216.74]) (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 631601B7910 for ; Thu, 30 Apr 2026 19:17:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.74 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777576625; cv=none; b=h+xT7F9mveJouxG6iPeW+r2fb/qXEgFHegxroH7BC9zr6LGaAq1ys9bgWTCrEvepsKr8ezSq1hTcCPIE/li3jBUE2+scqQqm4ezZRyQ6kHUp2VUumpM9lbJUgr9wXXaaxMb88vcOXtw8xHHb/u1E/j9kV61vxHA9Vfu/YcfjnwU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777576625; c=relaxed/simple; bh=Zjq4yilAZmVneITUrrrHIxDDi3FDuhUxq//ZK1Ib6KA=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=pJTCcOM3zcS89vyg1p6uKQ01rBT8ixpe/k5IfusH+O3oH8zA3938McfyesM4OFM50a4qWBcy4RtPt1CMWhZ5iwnP9w029HBEc9WP5L+Uu0Q5WvDLIsYO7yF8wTDC95RafREMKijFFz0f0DueId39SZVbRx4NBtExhxATCOWL/Oo= 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=cTi50ADu; arc=none smtp.client-ip=209.85.216.74 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="cTi50ADu" Received: by mail-pj1-f74.google.com with SMTP id 98e67ed59e1d1-362d9dd9a49so1433606a91.0 for ; Thu, 30 Apr 2026 12:17:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1777576623; x=1778181423; 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=C2YBsxQr+wJvP0XyhnNXzQEpvw+D0bLjYdQQ+G39oxA=; b=cTi50ADuIw8KLbTX85QiB4S0/Nc2jMEGb0I2XCOJjwFyO3NbvijtnNPClH43e5mYpz RvVvabcqb8LXq722pUDC9SCCDx0S9wkXTSrzW3jxeYcwmZ8kIP/gSWQOfM1CIrPAhJQl R9+IsrPHVnWt3yphcZagHn7skSIc8f7P0gC1b3sgwmfGRj+yPx7f33I1lwuHVpIkwkVL E/pp6kThOwt4xVEOjlHtI5LkAUnCtCwv9BI800x+2QMOw6oZKHg4xui2IYpP01gpbX8R +49+WMBzEdokF5Z/TlVFp2A79HNLGXYuu3dbaP96QAU2CBtNAjs1X+4T6x38qDdMeuYb x/9Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1777576623; x=1778181423; 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=C2YBsxQr+wJvP0XyhnNXzQEpvw+D0bLjYdQQ+G39oxA=; b=pNjTUP+PebaveIlVBfl89/gc2zS99tJlJhj1lIKgeLu8w2qUUOdXe3+WhmduW6QvIX f/hIoeKsCmnu5Yu3WPORGZCURLwLwvF8b/6iL4ZUeJfjuBiwlVeEOfNyWgq0pckwiFcm O79Gk5VjtJzzgbgJtBwbH2McDdzVIV90EVacmrUXBwKoXMUzn43JBnOdxrk+dyM+TJmn WQycDhQpK/4vaDMfBjOMmfvzI62EJY+pYUw+N2NV+58mz51qJO+GpJpWnl1a0h5EC1Xy /VR4jDHTPB/LMPXYvxQbkui/tQT39HQA4FRbaQxoWo4XzUzKLqrdjTyYKqq22Kpl0L+8 UZPw== X-Forwarded-Encrypted: i=1; AFNElJ/aPlXbda24ZKJtnE6m2XfC3zIlNwgFx+IVz7nvcMxOivAlaO8jqh3OLfBYJJSJHlHfVB0=@vger.kernel.org X-Gm-Message-State: AOJu0Yw/01BCMFjIJbqzi3mSKDdAlA2oZSv1xB7qb58XZ8KxDvxsq6s+ BjZLvvHCdGfsI3UIdxhF/BAXekD76+RLdLO4AKaQV9xpHqCuWryRzTX6owtuC8WrVFNpbIE+DW+ Dvd1zNg== X-Received: from pjnh3.prod.google.com ([2002:a17:90a:8303:b0:35f:be31:1a85]) (user=seanjc job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90a:c885:b0:35e:30bc:96ed with SMTP id 98e67ed59e1d1-364c2f8f8aemr4490567a91.10.1777576622670; Thu, 30 Apr 2026 12:17:02 -0700 (PDT) Date: Thu, 30 Apr 2026 12:17:01 -0700 In-Reply-To: <7b4dc292-a2e2-4d42-9e4a-bb1fe37a9013@redhat.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260430150747.76749-1-pbonzini@redhat.com> <7b4dc292-a2e2-4d42-9e4a-bb1fe37a9013@redhat.com> Message-ID: Subject: Re: [PATCH v5 00/28] KVM: combined patchset for MBEC/GMET support From: Sean Christopherson To: Paolo Bonzini Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org, d.riley@proxmox.com, jon@nutanix.com Content-Type: text/plain; charset="us-ascii" On Thu, Apr 30, 2026, Paolo Bonzini wrote: > On 4/30/26 17:07, Paolo Bonzini wrote: > > I will once more send you to v3 (https://lore.kernel.org/kvm/20260408154217.458420-1-pbonzini@redhat.com/) > > for the description of the series. > > > > v4 incorrectly rebased onto 7.1 KVM and broke the case where L1 disables > > NPT. On top of that I made a few final touches on the patch split, and > > opted to use the XU bit unconditionally in the MMU even if MBEC is disabled. > > This is more consistent with the idea of reducing as much as possible > > the differences between mbec=0 and mbec=1 modes. > > I placed this also at branch kvm-mbec of > https://git.kernel.org/pub/scm/virt/kvm/kvm.git. A decent number of nits, but nothing that truly necessitates a respin or rewriting of history. I don't have a strong preference between doing fixups versus cleanups on top.