From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AFF0CCA5FC1 for ; Wed, 30 Sep 2026 08:21:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type:MIME-Version: References:In-Reply-To:Subject:Cc:To:From:Message-ID:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=8Kl5UcJrGEhp2IPa8cWZX2IgI14wRtDck030fk2wpo0=; b=zkxFMXqUfKyUIaH5Cz5Srptl48 y2pFp/gp5gB60xnyVsDAF45dYJ54fbvQgTm0BFS1U4VGe8GW5+3YTYj/i8G7RYoaRohvh1LN3o7w6 IWmUjUubyGX3bDX3TflprNdQRjRvGf6EVS54tUqAyUczfTYmVkc/JoGk4Y70XGRM2FZRYkDDlx6jU MJrvPiBs+3/T5xTgv2u+UxOrexph8gFYNu8AeYmswqpCJPObg44r+uNDqj7c2+Gj4bBzKjSWFB9kW 70cn7o+tfaMaaxm8C2pa1ct5qi6liKIlOutr6iSaM4FZcVRs8S7bakdJr1XcNY3Q7+DyacerZ4m1f GUMk/S7w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1xBpYi-00000005PI8-1X9q; Wed, 30 Sep 2026 08:21:00 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1xBpYg-00000005PHz-1bA3 for linux-arm-kernel@lists.infradead.org; Wed, 30 Sep 2026 08:20:58 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id 67FB8600D4; Wed, 30 Sep 2026 08:20:57 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1C1A11F000FF; Wed, 30 Sep 2026 08:20:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1790756457; bh=8Kl5UcJrGEhp2IPa8cWZX2IgI14wRtDck030fk2wpo0=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=BYfxPu8/AekEa34JEpsE65qz0QWzoF4W7RjDh1tFhBVHQrbik9vAbAGCTKXVf3r/G yy0DRqV4kKEuZsI7oGF83xPgqRFBg5GunS1Hc+OrfEP5DBR1hqlBUl460eXiad08yy 0rZZw9O787nzndvfPQzXtd8zmRWdkJPe2K/w7/9xvb5niqNU/FLHUnNRN8kJmRFE+T XUCPIDUlfriM6lCZZrWO4VfbbBNK6zLib4+IEa4wgOj4R8PILpMNhvxOIMwIxU+rXp xOYt4RSozj97uYVtmYvg0L2gm+Eu5iiJEaNr9u8EnCCX/bdNdCV3DYniGcUNErQKjq tgEpNyFDcrNYQ== 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 1xBpYc-0000000FCz3-37bI; Wed, 30 Sep 2026 08:20:54 +0000 Date: Wed, 30 Sep 2026 09:20:54 +0100 Message-ID: <864if740bd.wl-maz@kernel.org> From: Marc Zyngier To: Mark Brown Cc: Oliver Upton , Joey Gouly , Steffen Eiden , Suzuki K Poulose , Zenghui Yu , Catalin Marinas , Will Deacon , Fuad Tabba , Peter Maydell , linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-kernel@vger.kernel.org, "Lorenzo Stoakes (ARM)" Subject: Re: [PATCH v4 2/3] KVM: arm64: Block ID register changes after we rely on the values In-Reply-To: <20260929-kvm-arm64-idreg-final-v4-2-75296dde994d@kernel.org> References: <20260929-kvm-arm64-idreg-final-v4-0-75296dde994d@kernel.org> <20260929-kvm-arm64-idreg-final-v4-2-75296dde994d@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) 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: broonie@kernel.org, oupton@kernel.org, joey.gouly@arm.com, seiden@linux.ibm.com, suzuki.poulose@arm.com, yuzenghui@huawei.com, catalin.marinas@arm.com, will@kernel.org, fuad.tabba@linux.dev, peter.maydell@linaro.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-kernel@vger.kernel.org, ljs@kernel.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, 29 Sep 2026 12:57:59 +0100, Mark Brown wrote: [...] > +#define kvm_id_regs_final(kvm) \ > + test_bit(KVM_ARCH_FLAG_ID_REGS_FINAL, &(kvm)->arch.flags) > + > +#define vcpu_id_regs_final(vcpu) \ > + kvm_id_regs_final((vcpu)->kvm) > + This second helper really gives the wrong idea (idregs are never vcpu-specific with KVM). I've dropped it when applying this series. Thanks, M. -- Without deviation from the norm, progress is not possible.