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=unavailable 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 B6CB2C433DB for ; Fri, 5 Mar 2021 16:50:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7731264F60 for ; Fri, 5 Mar 2021 16:50:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230130AbhCEQt5 (ORCPT ); Fri, 5 Mar 2021 11:49:57 -0500 Received: from mail.kernel.org ([198.145.29.99]:41998 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229882AbhCEQt4 (ORCPT ); Fri, 5 Mar 2021 11:49:56 -0500 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 A88946508B; Fri, 5 Mar 2021 16:49:55 +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 1lIDeD-00HWzC-DC; Fri, 05 Mar 2021 16:49:53 +0000 From: Marc Zyngier To: Paolo Bonzini Cc: Alexandru Elisei , Andre Przywara , Andrew Scull , Catalin Marinas , Christoffer Dall , Howard Zhang , Jia He , Mark Rutland , Quentin Perret , Shameerali Kolothum Thodi , Suzuki K Poulose , Will Deacon , James Morse , Julien Thierry , kernel-team@android.com, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org Subject: [GIT PULL] KVM/arm64 fixes for 5.12, take #1 Date: Fri, 5 Mar 2021 16:49:43 +0000 Message-Id: <20210305164944.3729910-1-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, alexandru.elisei@arm.com, andre.przywara@arm.com, ascull@google.com, catalin.marinas@arm.com, christoffer.dall@arm.com, Howard.Zhang@arm.com, justin.he@arm.com, mark.rutland@arm.com, qperret@google.com, shameerali.kolothum.thodi@huawei.com, suzuki.poulose@arm.com, will@kernel.org, james.morse@arm.com, julien.thierry.kdev@gmail.com, kernel-team@android.com, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org 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 the first batch of fixes for 5.12. We have a handful of low level world-switch regressions, a page table walker fix, more PMU tidying up, and a workaround for systems with creative firmware. Note that this is based on -rc1 despite the breakage, as I didn't feel like holding these patches until -rc2. Please pull, M. The following changes since commit fe07bfda2fb9cdef8a4d4008a409bb02f35f1bd8: Linux 5.12-rc1 (2021-02-28 16:05:19 -0800) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git tags/kvmarm-fixes-5.12-1 for you to fetch changes up to e85583b3f1fe62c9b371a3100c1c91af94005ca9: KVM: arm64: Fix range alignment when walking page tables (2021-03-04 09:54:12 +0000) ---------------------------------------------------------------- KVM/arm64 fixes for 5.12, take #1 - Fix SPE context save/restore on nVHE - Fix some subtle host context corruption on vcpu exit - Fix panic handling on nVHE - Prevent the hypervisor from accessing PMU registers when there is none - Workaround broken firmwares advertising bogus GICv2 compatibility - Fix Stage-2 unaligned range unmapping ---------------------------------------------------------------- Andrew Scull (1): KVM: arm64: Fix nVHE hyp panic host context restore Jia He (1): KVM: arm64: Fix range alignment when walking page tables Marc Zyngier (4): KVM: arm64: Turn kvm_arm_support_pmu_v3() into a static key KVM: arm64: Don't access PMSELR_EL0/PMUSERENR_EL0 when no PMU is available KVM: arm64: Rename __vgic_v3_get_ich_vtr_el2() to __vgic_v3_get_gic_config() KVM: arm64: Workaround firmware wrongly advertising GICv2-on-v3 compatibility Suzuki K Poulose (1): KVM: arm64: nvhe: Save the SPE context early Will Deacon (1): KVM: arm64: Avoid corrupting vCPU context register in guest exit arch/arm64/include/asm/kvm_asm.h | 4 ++-- arch/arm64/include/asm/kvm_hyp.h | 8 ++++++- arch/arm64/kernel/image-vars.h | 3 +++ arch/arm64/kvm/hyp/entry.S | 2 +- arch/arm64/kvm/hyp/include/hyp/switch.h | 9 +++++--- arch/arm64/kvm/hyp/nvhe/debug-sr.c | 12 ++++++++-- arch/arm64/kvm/hyp/nvhe/host.S | 15 +++++++------ arch/arm64/kvm/hyp/nvhe/hyp-main.c | 6 ++--- arch/arm64/kvm/hyp/nvhe/switch.c | 14 +++++++++--- arch/arm64/kvm/hyp/pgtable.c | 1 + arch/arm64/kvm/hyp/vgic-v3-sr.c | 40 +++++++++++++++++++++++++++++++-- arch/arm64/kvm/perf.c | 10 +++++++++ arch/arm64/kvm/pmu-emul.c | 10 --------- arch/arm64/kvm/vgic/vgic-v3.c | 12 +++++++--- include/kvm/arm_pmu.h | 9 ++++++-- 15 files changed, 116 insertions(+), 39 deletions(-) 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 19D24C433E0 for ; Fri, 5 Mar 2021 16:50:04 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id 811DE6508D for ; Fri, 5 Mar 2021 16:50:03 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 811DE6508D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvmarm-bounces@lists.cs.columbia.edu Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 15B1A4B58A; Fri, 5 Mar 2021 11:50:03 -0500 (EST) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 8l2+4Cw5nXGa; Fri, 5 Mar 2021 11:50:00 -0500 (EST) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 68CAA4B56C; Fri, 5 Mar 2021 11:50:00 -0500 (EST) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id BDC834B56C for ; Fri, 5 Mar 2021 11:49:58 -0500 (EST) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Ne858KnWHl9k for ; Fri, 5 Mar 2021 11:49:57 -0500 (EST) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id B0A3F4B526 for ; Fri, 5 Mar 2021 11:49:57 -0500 (EST) 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 A88946508B; Fri, 5 Mar 2021 16:49:55 +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 1lIDeD-00HWzC-DC; Fri, 05 Mar 2021 16:49:53 +0000 From: Marc Zyngier To: Paolo Bonzini Subject: [GIT PULL] KVM/arm64 fixes for 5.12, take #1 Date: Fri, 5 Mar 2021 16:49:43 +0000 Message-Id: <20210305164944.3729910-1-maz@kernel.org> X-Mailer: git-send-email 2.29.2 MIME-Version: 1.0 X-SA-Exim-Connect-IP: 62.31.163.78 X-SA-Exim-Rcpt-To: pbonzini@redhat.com, alexandru.elisei@arm.com, andre.przywara@arm.com, ascull@google.com, catalin.marinas@arm.com, christoffer.dall@arm.com, Howard.Zhang@arm.com, justin.he@arm.com, mark.rutland@arm.com, qperret@google.com, shameerali.kolothum.thodi@huawei.com, suzuki.poulose@arm.com, will@kernel.org, james.morse@arm.com, julien.thierry.kdev@gmail.com, kernel-team@android.com, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false Cc: kernel-team@android.com, Jia He , kvm@vger.kernel.org, Will Deacon , Andre Przywara , Howard Zhang , Catalin Marinas , kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu Hi Paolo, Here's the first batch of fixes for 5.12. We have a handful of low level world-switch regressions, a page table walker fix, more PMU tidying up, and a workaround for systems with creative firmware. Note that this is based on -rc1 despite the breakage, as I didn't feel like holding these patches until -rc2. Please pull, M. The following changes since commit fe07bfda2fb9cdef8a4d4008a409bb02f35f1bd8: Linux 5.12-rc1 (2021-02-28 16:05:19 -0800) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git tags/kvmarm-fixes-5.12-1 for you to fetch changes up to e85583b3f1fe62c9b371a3100c1c91af94005ca9: KVM: arm64: Fix range alignment when walking page tables (2021-03-04 09:54:12 +0000) ---------------------------------------------------------------- KVM/arm64 fixes for 5.12, take #1 - Fix SPE context save/restore on nVHE - Fix some subtle host context corruption on vcpu exit - Fix panic handling on nVHE - Prevent the hypervisor from accessing PMU registers when there is none - Workaround broken firmwares advertising bogus GICv2 compatibility - Fix Stage-2 unaligned range unmapping ---------------------------------------------------------------- Andrew Scull (1): KVM: arm64: Fix nVHE hyp panic host context restore Jia He (1): KVM: arm64: Fix range alignment when walking page tables Marc Zyngier (4): KVM: arm64: Turn kvm_arm_support_pmu_v3() into a static key KVM: arm64: Don't access PMSELR_EL0/PMUSERENR_EL0 when no PMU is available KVM: arm64: Rename __vgic_v3_get_ich_vtr_el2() to __vgic_v3_get_gic_config() KVM: arm64: Workaround firmware wrongly advertising GICv2-on-v3 compatibility Suzuki K Poulose (1): KVM: arm64: nvhe: Save the SPE context early Will Deacon (1): KVM: arm64: Avoid corrupting vCPU context register in guest exit arch/arm64/include/asm/kvm_asm.h | 4 ++-- arch/arm64/include/asm/kvm_hyp.h | 8 ++++++- arch/arm64/kernel/image-vars.h | 3 +++ arch/arm64/kvm/hyp/entry.S | 2 +- arch/arm64/kvm/hyp/include/hyp/switch.h | 9 +++++--- arch/arm64/kvm/hyp/nvhe/debug-sr.c | 12 ++++++++-- arch/arm64/kvm/hyp/nvhe/host.S | 15 +++++++------ arch/arm64/kvm/hyp/nvhe/hyp-main.c | 6 ++--- arch/arm64/kvm/hyp/nvhe/switch.c | 14 +++++++++--- arch/arm64/kvm/hyp/pgtable.c | 1 + arch/arm64/kvm/hyp/vgic-v3-sr.c | 40 +++++++++++++++++++++++++++++++-- arch/arm64/kvm/perf.c | 10 +++++++++ arch/arm64/kvm/pmu-emul.c | 10 --------- arch/arm64/kvm/vgic/vgic-v3.c | 12 +++++++--- include/kvm/arm_pmu.h | 9 ++++++-- 15 files changed, 116 insertions(+), 39 deletions(-) _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm 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,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_PATCH,INCLUDES_PULL_REQUEST, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 B5943C433E0 for ; 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Fri, 5 Mar 2021 16:49:55 +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 1lIDeD-00HWzC-DC; Fri, 05 Mar 2021 16:49:53 +0000 From: Marc Zyngier To: Paolo Bonzini Cc: Alexandru Elisei , Andre Przywara , Andrew Scull , Catalin Marinas , Christoffer Dall , Howard Zhang , Jia He , Mark Rutland , Quentin Perret , Shameerali Kolothum Thodi , Suzuki K Poulose , Will Deacon , James Morse , Julien Thierry , kernel-team@android.com, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org Subject: [GIT PULL] KVM/arm64 fixes for 5.12, take #1 Date: Fri, 5 Mar 2021 16:49:43 +0000 Message-Id: <20210305164944.3729910-1-maz@kernel.org> X-Mailer: git-send-email 2.29.2 MIME-Version: 1.0 X-SA-Exim-Connect-IP: 62.31.163.78 X-SA-Exim-Rcpt-To: pbonzini@redhat.com, alexandru.elisei@arm.com, andre.przywara@arm.com, ascull@google.com, catalin.marinas@arm.com, christoffer.dall@arm.com, Howard.Zhang@arm.com, justin.he@arm.com, mark.rutland@arm.com, qperret@google.com, shameerali.kolothum.thodi@huawei.com, suzuki.poulose@arm.com, will@kernel.org, james.morse@arm.com, julien.thierry.kdev@gmail.com, kernel-team@android.com, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.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-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210305_164958_106874_3BE6E124 X-CRM114-Status: GOOD ( 13.36 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Paolo, Here's the first batch of fixes for 5.12. We have a handful of low level world-switch regressions, a page table walker fix, more PMU tidying up, and a workaround for systems with creative firmware. Note that this is based on -rc1 despite the breakage, as I didn't feel like holding these patches until -rc2. Please pull, M. The following changes since commit fe07bfda2fb9cdef8a4d4008a409bb02f35f1bd8: Linux 5.12-rc1 (2021-02-28 16:05:19 -0800) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git tags/kvmarm-fixes-5.12-1 for you to fetch changes up to e85583b3f1fe62c9b371a3100c1c91af94005ca9: KVM: arm64: Fix range alignment when walking page tables (2021-03-04 09:54:12 +0000) ---------------------------------------------------------------- KVM/arm64 fixes for 5.12, take #1 - Fix SPE context save/restore on nVHE - Fix some subtle host context corruption on vcpu exit - Fix panic handling on nVHE - Prevent the hypervisor from accessing PMU registers when there is none - Workaround broken firmwares advertising bogus GICv2 compatibility - Fix Stage-2 unaligned range unmapping ---------------------------------------------------------------- Andrew Scull (1): KVM: arm64: Fix nVHE hyp panic host context restore Jia He (1): KVM: arm64: Fix range alignment when walking page tables Marc Zyngier (4): KVM: arm64: Turn kvm_arm_support_pmu_v3() into a static key KVM: arm64: Don't access PMSELR_EL0/PMUSERENR_EL0 when no PMU is available KVM: arm64: Rename __vgic_v3_get_ich_vtr_el2() to __vgic_v3_get_gic_config() KVM: arm64: Workaround firmware wrongly advertising GICv2-on-v3 compatibility Suzuki K Poulose (1): KVM: arm64: nvhe: Save the SPE context early Will Deacon (1): KVM: arm64: Avoid corrupting vCPU context register in guest exit arch/arm64/include/asm/kvm_asm.h | 4 ++-- arch/arm64/include/asm/kvm_hyp.h | 8 ++++++- arch/arm64/kernel/image-vars.h | 3 +++ arch/arm64/kvm/hyp/entry.S | 2 +- arch/arm64/kvm/hyp/include/hyp/switch.h | 9 +++++--- arch/arm64/kvm/hyp/nvhe/debug-sr.c | 12 ++++++++-- arch/arm64/kvm/hyp/nvhe/host.S | 15 +++++++------ arch/arm64/kvm/hyp/nvhe/hyp-main.c | 6 ++--- arch/arm64/kvm/hyp/nvhe/switch.c | 14 +++++++++--- arch/arm64/kvm/hyp/pgtable.c | 1 + arch/arm64/kvm/hyp/vgic-v3-sr.c | 40 +++++++++++++++++++++++++++++++-- arch/arm64/kvm/perf.c | 10 +++++++++ arch/arm64/kvm/pmu-emul.c | 10 --------- arch/arm64/kvm/vgic/vgic-v3.c | 12 +++++++--- include/kvm/arm_pmu.h | 9 ++++++-- 15 files changed, 116 insertions(+), 39 deletions(-) _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel