From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 1051635E955; Tue, 2 Jun 2026 14:58:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780412295; cv=none; b=lvAGyCDI9Eg8k8xWwiE5r+pxnkYGqJ7w0DpvaaLqa2zdsJbh+UndvQcltAbNRXFA6tPZflygenLXc0Rt4NM8WwmeK4CaPjlhJ+SHiH6bldRqsgKWxrJI9pJLvuq2canEkeFUxAsLNeFeaZ0nKSNPxC+neoCV+KKWlzZ+Ao0S7Ks= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780412295; c=relaxed/simple; bh=vvMxxFVLVeAlxiZc6cIUu1pEXq21KZqE9RkIAmXu/og=; h=Date:Message-ID:From:To:Cc:Subject:In-Reply-To:References: MIME-Version:Content-Type; b=MsAJ1hF1f6pHi1mj8c2iKnvn3RSWNl06nPDxRHkkxIWhhJOrtz9HIuEBMlAfzzMr+vaAV1W3KUbtNoCVCt/SpEYBbUIL4Hn3L3sxj2JWvzRn0M8YkxJ+WzLhK2aNMoAYhDHtB7jRT6HXe00mZpP1YMFEOAH4GGTxrS7Gx963zXY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=dUjAXOVA; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="dUjAXOVA" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 957A71F00893; Tue, 2 Jun 2026 14:58:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1780412293; bh=DnM2hO41RX1ZjYT2K0TjVIZOoePCgu/n2TLpxGi/ANw=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=dUjAXOVAK+ks3hrv+Xa685ts0MW2Cl+aSZOl+l2Szs7WY1c9D6SvOlw3sE9mYacz0 n43WjYamFByyiiCExlI5ilvpZHWIGxqrMKsmokFnr5mw8+Y7DSUPTffryjzWlW741p pqgU1q19ny15e1j228qYReoiHWBTzmggf4ohzcjbZqFcOk2+yCOA4Nf2bsi/y8OMem a8/gKXDQrAFQwza0edc/eiefAzd70BZvfONWdljFPhtsL05epaN907a4idbsqUzy3Z iwH/fqeAp2wNJ2h9/dBHnfxz7aY9KCBsZGPdZSE+iBSdiYxJUqDA7ctTm4MV199biX FOIEZHiyz2Iig== Received: from sofa.misterjones.org ([185.219.108.64] helo=goblin-girl.misterjones.org) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1wUQZG-00000008e1B-22sE; Tue, 02 Jun 2026 14:58:10 +0000 Date: Tue, 02 Jun 2026 15:58:09 +0100 Message-ID: <8633z5ugzi.wl-maz@kernel.org> From: Marc Zyngier To: Daniel Lezcano , linux-arm-kernel@lists.infradead.org, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Cc: Lorenzo Pieralisi , Hanjun Guo , Sudeep Holla , Catalin Marinas , Will Deacon , "Rafael J. Wysocki" , Mark Rutland , Thomas Gleixner , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Ge Gordon , BST Linux Kernel Upstream Group , Jesper Nilsson , Lars Persson , Alim Akhtar , Ivaylo Ivanov , Frank Li , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Dinh Nguyen , Matthias Brugger , AngeloGioacchino Del Regno , Thierry Reding , Jonathan Hunter , Bjorn Andersson , Konrad Dybcio , Andreas =?UTF-8?B?RsOkcmJlcg==?= , =?UTF-8?B?Ill1LUNo?= =?UTF-8?B?dW4gTGluIFvmnpfnpZDlkJtdIg==?= , Heiko Stuebner , Shawn Lin , Orson Zhai , Baolin Wang , Michal Simek Subject: Re: [PATCH v3 00/17] arm64: Use EL2 virtual timer when running VHE In-Reply-To: <20260523140242.586031-1-maz@kernel.org> References: <20260523140242.586031-1-maz@kernel.org> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM-LB/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL-LB/10.8 EasyPG/1.0.0 Emacs/30.1 (aarch64-unknown-linux-gnu) MULE/6.0 (HANACHIRUSATO) Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: daniel.lezcano@kernel.org, linux-arm-kernel@lists.infradead.org, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, lpieralisi@kernel.org, guohanjun@huawei.com, sudeep.holla@kernel.org, catalin.marinas@arm.com, will@kernel.org, rafael@kernel.org, mark.rutland@arm.com, tglx@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, wens@kernel.org, jernej.skrabec@gmail.com, samuel@sholland.org, neil.armstrong@linaro.org, khilman@baylibre.com, jbrunet@baylibre.com, martin.blumenstingl@googlemail.com, gordon.ge@bst.ai, bst-upstream@bstai.top, jesper.nilsson@axis.com, lars.persson@axis.com, alim.akhtar@samsung.com, ivo.ivanov.ivanov1@gmail.com, Frank.Li@nxp.com, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, dinguyen@kernel.org, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, thierry.reding@kernel.org, jonathanh@nvidia.com, andersson@kernel.org, konradybcio@kernel.org, afaerber@suse.de, eleanor.lin@realtek.com, heiko@sntech.de, shawn.lin@rock-chips.com, orsonzhai@gmail.com, baolin.wang@linux.alibaba.com, michal.simek@amd.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false On Sat, 23 May 2026 15:02:25 +0100, Marc Zyngier wrote: > > This is the third version of the series initially posted at [1], > which > > - updates the ACPI GTDT parsing to deal the v3 layout and the EL2 > virtual timer, > - moves the architected timer driver to use it when running VHE, > - fixes a number of DTs to reflect the reality of the HW. > > This results in significant performance uplift in deeper nested virt > scenarios, at no overhead to the host. > > Patches based on -rc3, tested on Amlogic SM1, QC X1E, Ampere Altra, > and Apple M2, as well as KVM NV guests. [...] Daniel, can you please pick the first 3 patches? Or would you rather have them routed via the arm64 tree? Thanks, M. -- Without deviation from the norm, progress is not possible.