From patchwork Fri Jul 10 14:21:40 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andre Przywara X-Patchwork-Id: 6766321 Return-Path: X-Original-To: patchwork-kvm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 72505C05AC for ; Fri, 10 Jul 2015 14:22:18 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 919C220681 for ; Fri, 10 Jul 2015 14:22:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6A4F9206C5 for ; Fri, 10 Jul 2015 14:22:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932866AbbGJOWK (ORCPT ); Fri, 10 Jul 2015 10:22:10 -0400 Received: from foss.arm.com ([217.140.101.70]:51199 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932519AbbGJOWD (ORCPT ); Fri, 10 Jul 2015 10:22:03 -0400 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 418DE581; Fri, 10 Jul 2015 07:22:27 -0700 (PDT) Received: from e104803-lin.lan (unknown [10.1.203.153]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 6CB373F317; Fri, 10 Jul 2015 07:22:01 -0700 (PDT) From: Andre Przywara To: marc.zyngier@arm.com, christoffer.dall@linaro.org, kvmarm@lists.cs.columbia.edu Cc: eric.auger@linaro.org, Pavel Fedin , linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org Subject: [PATCH v2 04/15] KVM: arm/arm64: extend arch CAP checks to allow per-VM capabilities Date: Fri, 10 Jul 2015 15:21:40 +0100 Message-Id: <1436538111-4294-5-git-send-email-andre.przywara@arm.com> X-Mailer: git-send-email 2.3.5 In-Reply-To: <1436538111-4294-1-git-send-email-andre.przywara@arm.com> References: <1436538111-4294-1-git-send-email-andre.przywara@arm.com> Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Spam-Status: No, score=-7.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP KVM capabilities can be a per-VM property, though ARM/ARM64 currently does not pass on the VM pointer to the architecture specific capability handlers. Add a "struct kvm*" parameter to those function to later allow proper per-VM capability reporting. Signed-off-by: Andre Przywara Reviewed-by: Eric Auger --- arch/arm/include/asm/kvm_host.h | 2 +- arch/arm/kvm/arm.c | 2 +- arch/arm64/include/asm/kvm_host.h | 2 +- arch/arm64/kvm/reset.c | 2 +- 4 files changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/arm/include/asm/kvm_host.h b/arch/arm/include/asm/kvm_host.h index e896d2c..56cac05 100644 --- a/arch/arm/include/asm/kvm_host.h +++ b/arch/arm/include/asm/kvm_host.h @@ -213,7 +213,7 @@ static inline void __cpu_init_hyp_mode(phys_addr_t boot_pgd_ptr, kvm_call_hyp((void*)hyp_stack_ptr, vector_ptr, pgd_ptr); } -static inline int kvm_arch_dev_ioctl_check_extension(long ext) +static inline int kvm_arch_dev_ioctl_check_extension(struct kvm *kvm, long ext) { return 0; } diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c index bc738d2..7c65353 100644 --- a/arch/arm/kvm/arm.c +++ b/arch/arm/kvm/arm.c @@ -196,7 +196,7 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) r = KVM_MAX_VCPUS; break; default: - r = kvm_arch_dev_ioctl_check_extension(ext); + r = kvm_arch_dev_ioctl_check_extension(kvm, ext); break; } return r; diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index 2709db2..8d78a72 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -47,7 +47,7 @@ int __attribute_const__ kvm_target_cpu(void); int kvm_reset_vcpu(struct kvm_vcpu *vcpu); -int kvm_arch_dev_ioctl_check_extension(long ext); +int kvm_arch_dev_ioctl_check_extension(struct kvm *kvm, long ext); struct kvm_arch { /* The VMID generation used for the virt. memory system */ diff --git a/arch/arm64/kvm/reset.c b/arch/arm64/kvm/reset.c index 0b43265..866502b 100644 --- a/arch/arm64/kvm/reset.c +++ b/arch/arm64/kvm/reset.c @@ -56,7 +56,7 @@ static bool cpu_has_32bit_el1(void) return !!(pfr0 & 0x20); } -int kvm_arch_dev_ioctl_check_extension(long ext) +int kvm_arch_dev_ioctl_check_extension(struct kvm *kvm, long ext) { int r;