From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dave Martin Subject: [PATCH 00/14] KVM: arm64: SVE cleanups Date: Fri, 12 Apr 2019 17:28:04 +0100 Message-ID: <1555086498-26691-1-git-send-email-Dave.Martin@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 2CBF14A4B9 for ; Fri, 12 Apr 2019 12:28:27 -0400 (EDT) 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 zUkRKlGj-FYb for ; Fri, 12 Apr 2019 12:28:25 -0400 (EDT) Received: from foss.arm.com (usa-sjc-mx-foss1.foss.arm.com [217.140.101.70]) by mm01.cs.columbia.edu (Postfix) with ESMTP id AB3404A47E for ; Fri, 12 Apr 2019 12:28:25 -0400 (EDT) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu To: kvmarm@lists.cs.columbia.edu Cc: Okamoto Takayuki , Christoffer Dall , Ard Biesheuvel , Marc Zyngier , Catalin Marinas , Will Deacon , Zhang Lei , Julien Grall , linux-arm-kernel@lists.infradead.org List-Id: kvmarm@lists.cs.columbia.edu This series contains some cleanups applicable to the SVE KVM support patches merged into kvmarm/next. These arose from Andrew Jones' review. Apart from some minor changes to error codes and checking, these are mostly cosmetic / sytlistic changes only. Although straightforward, these changes have not been tested yet: I'm posting them now so that reviewers can make a start on them. The patches are based on git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git next 5d8d4af24460 ("arm64: KVM: Fix system register enumeration") This series in git: git://linux-arm.org/linux-dm.git sve-kvm-fixes/v1/head http://linux-arm.org/git?p=linux-dm.git;a=shortlog;h=refs/heads/sve-kvm-fixes/v1/head Dave Martin (14): arm64/sve: Clarify vq map semantics KVM: arm/arm64: Demote kvm_arm_init_arch_resources() to just set up SVE KVM: arm: Make vcpu finalization stubs into inline functions KVM: arm64/sve: sys_regs: Demote redundant vcpu_has_sve() checks to WARNs KVM: arm64/sve: Clean up UAPI register ID definitions KVM: arm64/sve: Miscellaneous tidyups in guest.c KVM: arm64/sve: Make register ioctl access errors more consistent KVM: arm64/sve: WARN when avoiding divide-by-zero in sve_reg_to_region() KVM: arm64/sve: Simplify KVM_REG_ARM64_SVE_VLS array sizing KVM: arm64/sve: Explain validity checks in set_sve_vls() KVM: arm/arm64: Clean up vcpu finalization function parameter naming KVM: Clarify capability requirements for KVM_ARM_VCPU_FINALIZE KVM: Clarify KVM_{SET,GET}_ONE_REG error code documentation KVM: arm64: Clarify access behaviour for out-of-range SVE register slice IDs Documentation/virtual/kvm/api.txt | 24 ++++++----- arch/arm/include/asm/kvm_host.h | 13 ++++-- arch/arm64/include/asm/fpsimd.h | 4 -- arch/arm64/include/asm/kvm_host.h | 4 +- arch/arm64/include/uapi/asm/kvm.h | 32 ++++++++++---- arch/arm64/kernel/fpsimd.c | 7 ++- arch/arm64/kvm/guest.c | 91 +++++++++++++++++++++++---------------- arch/arm64/kvm/reset.c | 6 +-- arch/arm64/kvm/sys_regs.c | 4 +- virt/kvm/arm/arm.c | 2 +- 10 files changed, 116 insertions(+), 71 deletions(-) -- 2.1.4 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=-8.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,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 32804C282CE for ; 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Fri, 12 Apr 2019 12:28:27 -0400 (EDT) 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 zUkRKlGj-FYb for ; Fri, 12 Apr 2019 12:28:25 -0400 (EDT) Received: from foss.arm.com (usa-sjc-mx-foss1.foss.arm.com [217.140.101.70]) by mm01.cs.columbia.edu (Postfix) with ESMTP id AB3404A47E for ; Fri, 12 Apr 2019 12:28:25 -0400 (EDT) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id EBAF915AB; Fri, 12 Apr 2019 09:28:24 -0700 (PDT) Received: from e103592.cambridge.arm.com (usa-sjc-imap-foss1.foss.arm.com [10.72.51.249]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id D022B3F718; Fri, 12 Apr 2019 09:28:22 -0700 (PDT) From: Dave Martin To: kvmarm@lists.cs.columbia.edu Subject: [PATCH 00/14] KVM: arm64: SVE cleanups Date: Fri, 12 Apr 2019 17:28:04 +0100 Message-Id: <1555086498-26691-1-git-send-email-Dave.Martin@arm.com> X-Mailer: git-send-email 2.1.4 Cc: Okamoto Takayuki , Christoffer Dall , Ard Biesheuvel , Marc Zyngier , Catalin Marinas , Will Deacon , Zhang Lei , Julien Grall , 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: , MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu Message-ID: <20190412162804.Ps_l1nyPz-jA-no-1gHnnTxZddOz9fw2Cmd6Iva8nQI@z> This series contains some cleanups applicable to the SVE KVM support patches merged into kvmarm/next. These arose from Andrew Jones' review. Apart from some minor changes to error codes and checking, these are mostly cosmetic / sytlistic changes only. Although straightforward, these changes have not been tested yet: I'm posting them now so that reviewers can make a start on them. The patches are based on git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git next 5d8d4af24460 ("arm64: KVM: Fix system register enumeration") This series in git: git://linux-arm.org/linux-dm.git sve-kvm-fixes/v1/head http://linux-arm.org/git?p=linux-dm.git;a=shortlog;h=refs/heads/sve-kvm-fixes/v1/head Dave Martin (14): arm64/sve: Clarify vq map semantics KVM: arm/arm64: Demote kvm_arm_init_arch_resources() to just set up SVE KVM: arm: Make vcpu finalization stubs into inline functions KVM: arm64/sve: sys_regs: Demote redundant vcpu_has_sve() checks to WARNs KVM: arm64/sve: Clean up UAPI register ID definitions KVM: arm64/sve: Miscellaneous tidyups in guest.c KVM: arm64/sve: Make register ioctl access errors more consistent KVM: arm64/sve: WARN when avoiding divide-by-zero in sve_reg_to_region() KVM: arm64/sve: Simplify KVM_REG_ARM64_SVE_VLS array sizing KVM: arm64/sve: Explain validity checks in set_sve_vls() KVM: arm/arm64: Clean up vcpu finalization function parameter naming KVM: Clarify capability requirements for KVM_ARM_VCPU_FINALIZE KVM: Clarify KVM_{SET,GET}_ONE_REG error code documentation KVM: arm64: Clarify access behaviour for out-of-range SVE register slice IDs Documentation/virtual/kvm/api.txt | 24 ++++++----- arch/arm/include/asm/kvm_host.h | 13 ++++-- arch/arm64/include/asm/fpsimd.h | 4 -- arch/arm64/include/asm/kvm_host.h | 4 +- arch/arm64/include/uapi/asm/kvm.h | 32 ++++++++++---- arch/arm64/kernel/fpsimd.c | 7 ++- arch/arm64/kvm/guest.c | 91 +++++++++++++++++++++++---------------- arch/arm64/kvm/reset.c | 6 +-- arch/arm64/kvm/sys_regs.c | 4 +- virt/kvm/arm/arm.c | 2 +- 10 files changed, 116 insertions(+), 71 deletions(-) -- 2.1.4 _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm