From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-176.mta1.migadu.com (out-176.mta1.migadu.com [95.215.58.176]) (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 4A694B67F for ; Mon, 19 May 2025 01:41:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.176 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747618882; cv=none; b=QCMmId0x/GDORdqPck40iz7qRS2ZHLgcFow5oPrHlL8EzrwHIy5Npp/XhogkBYc7MsD4DyKDPfHKF0GpCEmYFWOxwiFNkC778lfGEG8Fdr7fmxhgwVvUiRQ2MJEsGdMwURZqPM4y12X6X5FRk+uKkAiqJz+nVTknPHs5rmfUnQg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747618882; c=relaxed/simple; bh=8bHs+ArjuXoyWWFogB9cl5mRNW6ulxPQqWHlf2KmQVM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=qmKMunYtxHsTQa75/SEYZ4Wu27Y5ZdiUfjZEKjzl9Iye0gvq7oY8g3a8gSNyR788SlF8H+nJs0pdVXSzrBVuV32+hfolX0MjlnP3ZMTBBUweQSbEObjEOB6nHH764BeADS1B5NWBcJ8S6qNjk/+nc+emXR3U/z2h0SRmcenw2bI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=ax3Wmx+N; arc=none smtp.client-ip=95.215.58.176 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="ax3Wmx+N" Date: Sun, 18 May 2025 18:40:02 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1747618868; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=rWlnN6iHkL3RXstnKSj+lwDH5uEBi7pc60tC98b9q5M=; b=ax3Wmx+NMw1xkAkBzBtxFl9a4AKU6VRhBnUQDioRGl9wm2B5KQS0WtxoGTWHgH9XwFj3RY HVU7snQyW3kST5tf20n3Fs3zoSdg8K75cJyY7SLm4xvy/9y8X1uoEh7PGLvs1KrsueTMlm Lep5/UUMGpBXYRfobuFAAW727pTRADk= X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Oliver Upton To: Marc Zyngier Cc: kvmarm@lists.linux.dev, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Joey Gouly , Suzuki K Poulose , Zenghui Yu , Eric Auger , Ganapatrao Kulkarni Subject: Re: [PATCH v4 00/17] KVM: arm64: Recursive NV support Message-ID: References: <20250514103501.2225951-1-maz@kernel.org> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250514103501.2225951-1-maz@kernel.org> X-Migadu-Flow: FLOW_OUT On Wed, May 14, 2025 at 11:34:43AM +0100, Marc Zyngier wrote: > Marc Zyngier (17): > arm64: sysreg: Add layout for VNCR_EL2 > KVM: arm64: nv: Allocate VNCR page when required > KVM: arm64: nv: Extract translation helper from the AT code > KVM: arm64: nv: Snapshot S1 ASID tagging information during walk > KVM: arm64: nv: Move TLBI range decoding to a helper > KVM: arm64: nv: Don't adjust PSTATE.M when L2 is nesting > KVM: arm64: nv: Add pseudo-TLB backing VNCR_EL2 > KVM: arm64: nv: Add userspace and guest handling of VNCR_EL2 > KVM: arm64: nv: Handle VNCR_EL2-triggered faults > KVM: arm64: nv: Handle mapping of VNCR_EL2 at EL2 > KVM: arm64: nv: Handle VNCR_EL2 invalidation from MMU notifiers > KVM: arm64: nv: Program host's VNCR_EL2 to the fixmap address > KVM: arm64: nv: Add S1 TLB invalidation primitive for VNCR_EL2 > KVM: arm64: nv: Plumb TLBI S1E2 into system instruction dispatch > KVM: arm64: nv: Remove dead code from ERET handling > KVM: arm64: Allow userspace to request KVM_ARM_VCPU_EL2* > KVM: arm64: Document NV caps and vcpu flags Let it rip! Reviewed-by: Oliver Upton Thanks, Oliver