From patchwork Thu Jan 24 14:00:18 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoffer Dall X-Patchwork-Id: 10779049 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D06E51515 for ; Thu, 24 Jan 2019 14:01:17 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C01072FEF4 for ; Thu, 24 Jan 2019 14:01:17 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B47C12FF21; Thu, 24 Jan 2019 14:01:17 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id A8EFC2FF1B for ; Thu, 24 Jan 2019 14:01:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To: References:List-Owner; bh=rveG6DztV5bs5Pb+BxVz8AQKir3+sh+ocYjN52CDZOM=; b=kPz xNuLjpV4w1pgKhM/3RzbyJ8BhEhrPmy9ggtzzxDzgj3eefVA+iUz7NF++NKDWY12K/03/sCfvTCRq 8MrZJg9hogOTNGE5s1bhl6V+TLVGXD5JjBqokI+ViPIewObG7uw/JiVbRlryk8kd9Ddgt7KMi+4u3 PvvFdy3IqIe8k+2LG2DMChF8fhnWBsQaWkeQwBit9LzzMqkA+13gtWQ8L14S1XL7QIVmsMstiPARj +9QKLwdccAoKiZxwbfM9S+vXj+qqjm22DEPi92jS7fOl/gJk6szVsri9FzfwktSw5RtgnDLqMRMvQ 7Nex66m70YbGgnkZvc6ISsauqXVd/Ig==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gmfZB-0003Lb-A7; Thu, 24 Jan 2019 14:01:13 +0000 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70] helo=foss.arm.com) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gmfYa-0002mq-Vv for linux-arm-kernel@lists.infradead.org; Thu, 24 Jan 2019 14:00:43 +0000 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 4F0C2A78; Thu, 24 Jan 2019 06:00:36 -0800 (PST) Received: from localhost (e113682-lin.copenhagen.arm.com [10.32.144.41]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id DCB013F5C1; Thu, 24 Jan 2019 06:00:35 -0800 (PST) From: Christoffer Dall To: kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org Subject: [PATCH 00/14] KVM: arm/arm64: Various rework in preparation of nested virt support Date: Thu, 24 Jan 2019 15:00:18 +0100 Message-Id: <20190124140032.8588-1-christoffer.dall@arm.com> X-Mailer: git-send-email 2.18.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190124_060037_027462_B6A55A0E X-CRM114-Status: GOOD ( 11.90 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Marc Zyngier , Christoffer Dall , kvm@vger.kernel.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP This series contains a somewhat random set of reworks and improvements to the KVM/Arm code in preparation for nested virtualization support. We plan to merge these as early as v5.1. The series relies on an additional patch which exposes the physical EL1 timer's IRQ number to KVM: "clocksource/arm_arch_timer: Store physical timer IRQ number for KVM on VHE" https://www.mail-archive.com/linux-kernel@vger.kernel.org/msg1908965.html Andre Przywara (1): KVM: arm/arm64: consolidate arch timer trap handlers Christoffer Dall (6): KVM: arm/arm64: Factor out VMID into struct kvm_vmid KVM: arm/arm64: Simplify bg_timer programming KVM: arm/arm64: timer: Rework data structures for multiple timers KVM: arm/arm64: arch_timer: Assign the phys timer on VHE systems KVM: arm/arm64: Rework the timer code to use a timer_map KVM: arm/arm64: Move kvm_is_write_fault to header file Marc Zyngier (7): arm/arm64: KVM: Introduce kvm_call_hyp_ret() arm64: KVM: Allow for direct call of HYP functions when using VHE arm64: KVM: Drop VHE-specific HYP call stub ARM: KVM: Teach some form of type-safety to kvm_call_hyp arm/arm64: KVM: Statically configure the host's view of MPIDR KVM: arm64: Fix ICH_ELRSR_EL2 sysreg naming KVM: arm64: Reuse sys_reg() macro when searching the trap table arch/arm/include/asm/arch_gicv3.h | 4 +- arch/arm/include/asm/kvm_emulate.h | 8 + arch/arm/include/asm/kvm_host.h | 53 ++- arch/arm/include/asm/kvm_hyp.h | 4 + arch/arm/include/asm/kvm_mmu.h | 11 + arch/arm/kvm/coproc.c | 23 +- arch/arm/kvm/hyp/cp15-sr.c | 1 - arch/arm/kvm/hyp/hyp-entry.S | 2 +- arch/arm/kvm/hyp/switch.c | 2 +- arch/arm/kvm/hyp/tlb.c | 4 +- arch/arm/kvm/interrupts.S | 4 +- arch/arm64/include/asm/kvm_emulate.h | 8 + arch/arm64/include/asm/kvm_host.h | 48 ++- arch/arm64/include/asm/kvm_hyp.h | 3 +- arch/arm64/include/asm/kvm_mmu.h | 11 + arch/arm64/include/asm/sysreg.h | 6 +- arch/arm64/kvm/debug.c | 2 +- arch/arm64/kvm/hyp.S | 3 - arch/arm64/kvm/hyp/hyp-entry.S | 12 - arch/arm64/kvm/hyp/sysreg-sr.c | 1 - arch/arm64/kvm/sys_regs.c | 99 +++-- include/kvm/arm_arch_timer.h | 68 +++- virt/kvm/arm/arch_timer.c | 583 +++++++++++++++++++-------- virt/kvm/arm/arm.c | 62 +-- virt/kvm/arm/hyp/vgic-v3-sr.c | 2 +- virt/kvm/arm/mmu.c | 10 +- virt/kvm/arm/trace.h | 105 +++++ virt/kvm/arm/vgic/vgic-v3.c | 4 +- 28 files changed, 799 insertions(+), 344 deletions(-)