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 X-Spam-Level: X-Spam-Status: No, score=-22.0 required=3.0 tests=BAYES_00,INCLUDES_PATCH, INCLUDES_PULL_REQUEST,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 40741C433DB for ; Thu, 25 Mar 2021 11:46:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E217761A17 for ; Thu, 25 Mar 2021 11:46:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230192AbhCYLpj (ORCPT ); Thu, 25 Mar 2021 07:45:39 -0400 Received: from mail.kernel.org ([198.145.29.99]:48374 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230093AbhCYLov (ORCPT ); Thu, 25 Mar 2021 07:44:51 -0400 Received: from disco-boy.misterjones.org (disco-boy.misterjones.org [51.254.78.96]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id AB1BE6191D; Thu, 25 Mar 2021 11:44:50 +0000 (UTC) Received: from 78.163-31-62.static.virginmediabusiness.co.uk ([62.31.163.78] helo=why.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94) (envelope-from ) id 1lPOPw-003jQY-B6; Thu, 25 Mar 2021 11:44:48 +0000 From: Marc Zyngier To: Paolo Bonzini Cc: Catalin Marinas , Mark Rutland , Shameerali Kolothum Thodi , Suzuki K Poulose , Will Deacon , James Morse , Julien Thierry , linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, kernel-team@android.com Subject: [GIT PULL] KVM/arm64 fixes for 5.12, take #3 Date: Thu, 25 Mar 2021 11:44:30 +0000 Message-Id: <20210325114430.940449-1-maz@kernel.org> X-Mailer: git-send-email 2.29.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 62.31.163.78 X-SA-Exim-Rcpt-To: pbonzini@redhat.com, catalin.marinas@arm.com, mark.rutland@arm.com, shameerali.kolothum.thodi@huawei.com, suzuki.poulose@arm.com, will@kernel.org, james.morse@arm.com, julien.thierry.kdev@gmail.com, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, kernel-team@android.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Hi Paolo, Here's another set of fixes for KVM/arm64 in 5.12. One patch fixes a GICv3 MMIO regression introduced when working around a firmware bug. The last two patches prevent the guest from messing with the ARMv8.4 tracing, a new feature that was introduced in 5.12. Please pull, M. The following changes since commit 1e28eed17697bcf343c6743f0028cc3b5dd88bf0: Linux 5.12-rc3 (2021-03-14 14:41:02 -0700) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git tags/kvmarm-fixes-5.12-3 for you to fetch changes up to af22df997d71c32304d6835a8b690281063b8010: KVM: arm64: Fix CPU interface MMIO compatibility detection (2021-03-24 17:26:38 +0000) ---------------------------------------------------------------- KVM/arm64 fixes for 5.12, take #3 - Fix GICv3 MMIO compatibility probing - Prevent guests from using the ARMv8.4 self-hosted tracing extension ---------------------------------------------------------------- Marc Zyngier (1): KVM: arm64: Fix CPU interface MMIO compatibility detection Suzuki K Poulose (2): KVM: arm64: Hide system instruction access to Trace registers KVM: arm64: Disable guest access to trace filter controls arch/arm64/include/asm/kvm_arm.h | 1 + arch/arm64/kernel/cpufeature.c | 1 - arch/arm64/kvm/debug.c | 2 ++ arch/arm64/kvm/hyp/vgic-v3-sr.c | 9 +++++++++ 4 files changed, 12 insertions(+), 1 deletion(-)