From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f201.google.com (mail-pf1-f201.google.com [209.85.210.201]) (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 A753434DCF7 for ; Mon, 12 Jan 2026 17:41:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768239703; cv=none; b=hEtgldNRVKlixgWam8eMjixxq8Gi+Yht0MPyhQ1j+8RdhwivCdqK4BfZr26bWN8Y/Jt0/mpTp6yJ4EvpDv7klwdbK8uje3askV+OdLkHKgyD6NNBNFQh5JmoMaMw+doxq6AKhLu75mmHy4sM0eMmTtXYqHjYf5JMc5OR8Vqp5LY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768239703; c=relaxed/simple; bh=0jDbPcZyTeFfgfs7AiiPO0EDsECLF2ikFzM3ueD4GVk=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=aW/twLTZbyjRGNEox+qWLzcfybcvxPHCYX/aUMuByI0m6RJ1RH75jQn+rYaOHAbWxRH0+j0DB2bOtIdd/arDUclJa0+g+p3M1wBNlp6HNd/WxSWV5EPaesEFgVmz7oTqV2rCs0p5cD5veGwAgCfAMOzZd/7Z05bnojROMy9KMk0= 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=ciyv6xms; arc=none smtp.client-ip=209.85.210.201 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="ciyv6xms" Received: by mail-pf1-f201.google.com with SMTP id d2e1a72fcca58-81f4c1412b8so3325961b3a.2 for ; Mon, 12 Jan 2026 09:41:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1768239702; x=1768844502; 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=A07SgJ1fsgZRk6pJH2onVqP51GLUJvZFCH58RCFF/AY=; b=ciyv6xmsZ1vQDf4ful4X/WPfqEYz3PcU6QYtoftF9i2HFzUoE6hBgwLjvuDhMFTN/J INDMe8grl74pXR6Bfvp0mwTp1XyHblY9skH2nmx2ZC//SPSLjGF/030d9fMNkxeEdnry ot0fhBkbF/SD4dS7pZfOTaSgw1X42edcNfQoLm8htofBXj68iCRs+1cwb+ulxRwT1AiC JC2/1em1b0B3n31eiKiI3pv2Nu+omEHByx3ZKqhBTHKcm3h4mwrlN8812P9ytdy7bVKG 7Nnxp61ZsBxkbPq2DviKhbqpru4386jownqgIidqEdhk88x3ipCPEvqr5zxr9p5zR5Gm z7Bw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1768239702; x=1768844502; 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=A07SgJ1fsgZRk6pJH2onVqP51GLUJvZFCH58RCFF/AY=; b=rLrMmEQA5lHYo006ocg+PI+dUQlOrHou0BjDdmeu7uEW33WEKZUoZgk5wH0FSF8pjy wBJYDXFjWEDYIdfWzahSSF19FJYuFEFeUJfmFSwrjYWad/wUSDc3Ouu3QOVKixPa+CmK DR8QyHzfxr9F/wdKxP+oDQ9d9RSM8QVtubiKtfmAELydlrk8rBR1XgI5gWcCKa0LO1ic U069Ws/Q3EYf6mrVYGlF7TjHERsKn+nDSbqnB/dipZegiMjxcGEhx9eKzQLgfe/hok77 3mw4Bq/8GTEV30Ms1I9SwQclZtCzKtS5+P1dZXCgVWTKtc05FuCXCc7LVlXrL4Hvjlu8 l8zQ== X-Forwarded-Encrypted: i=1; AJvYcCXRveNyFEIPofz/3AXBAn4F8LeqWNjzhqhQPA8L8lJtdLL+GY6Wb2qTR6adHp3MiWlBpKB17DPf/VhFc5A=@vger.kernel.org X-Gm-Message-State: AOJu0YxiVE8H0gNtSfBsSmKgFj1/erfaG1/kfvKMhzkkrFX4OiKArOPw b0KNO47uAm22Fa1q2W9RSbX5at1HJ8YZN0Ci3WKVciBT7koo5DrPxT/7wt7SBVur3PlG5gjvhRw dLZzG2A== X-Google-Smtp-Source: AGHT+IEwGpVANSvTbR9Aipqb0y4/KGX9G/AophtiXifbbe/b5Bc1vNYTpvzP1O3q15q4W4nqFc6poc9R4kg= X-Received: from plbkp7.prod.google.com ([2002:a17:903:2807:b0:29f:68b:3550]) (user=seanjc job=prod-delivery.src-stubby-dispatcher) by 2002:a05:6a20:939d:b0:384:f573:42b9 with SMTP id adf61e73a8af0-3898f9dd0a2mr18374473637.67.1768239701885; Mon, 12 Jan 2026 09:41:41 -0800 (PST) Date: Mon, 12 Jan 2026 09:38:56 -0800 In-Reply-To: <20251113221642.1673023-1-seanjc@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20251113221642.1673023-1-seanjc@google.com> X-Mailer: git-send-email 2.52.0.457.g6b5491de43-goog Message-ID: <176823893687.1370888.9283265803166208148.b4-ty@google.com> Subject: Re: [PATCH 0/2] KVM: SVM: Add fast MMIO bus writes From: Sean Christopherson To: Sean Christopherson , Paolo Bonzini Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" On Thu, 13 Nov 2025 14:16:40 -0800, Sean Christopherson wrote: > Add support for expediting fast MMIO bus writes in SVM's npt_interception() > to match VMX's support in handle_ept_misconfig(). > > I don't recall what prompted me to write the patches; I suspect it was a > "well, why not?" situation. They've been sitting in one of my bajillion > branches since May, and I rediscovered them while looking for something > else. > > [...] Applied to kvm-x86 svm, thanks! [1/2] KVM: SVM: Rename "fault_address" to "gpa" in npf_interception() https://github.com/kvm-x86/linux/commit/737f2a382f89 [2/2] KVM: SVM: Add support for expedited writes to the fast MMIO bus https://github.com/kvm-x86/linux/commit/01cde4eaaeca -- https://github.com/kvm-x86/linux/tree/next