From patchwork Mon May 16 09:54:26 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andre Przywara X-Patchwork-Id: 67883 Delivered-To: patch@linaro.org Received: by 10.140.92.199 with SMTP id b65csp1463167qge; Mon, 16 May 2016 03:38:30 -0700 (PDT) X-Received: by 10.98.54.194 with SMTP id d185mr44415601pfa.34.1463395110450; Mon, 16 May 2016 03:38:30 -0700 (PDT) Return-Path: Received: from bombadil.infradead.org (bombadil.infradead.org. [198.137.202.9]) by mx.google.com with ESMTPS id h66si44963207pfb.179.2016.05.16.03.38.30 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 16 May 2016 03:38:30 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-arm-kernel-bounces+patch=linaro.org@lists.infradead.org designates 198.137.202.9 as permitted sender) client-ip=198.137.202.9; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-arm-kernel-bounces+patch=linaro.org@lists.infradead.org designates 198.137.202.9 as permitted sender) smtp.mailfrom=linux-arm-kernel-bounces+patch=linaro.org@lists.infradead.org Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1b2FtT-0007pk-9K; Mon, 16 May 2016 10:36:59 +0000 Received: from foss.arm.com ([217.140.101.70]) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1b2FGp-0002ou-Nc for linux-arm-kernel@lists.infradead.org; Mon, 16 May 2016 09:57:17 +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 99FEA3C; Mon, 16 May 2016 02:57:00 -0700 (PDT) Received: from e104803-lin.lan (unknown [10.1.203.153]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 3B6F93F218; Mon, 16 May 2016 02:56:43 -0700 (PDT) From: Andre Przywara To: Marc Zyngier , Christoffer Dall Subject: [PATCH v4 41/56] KVM: arm/arm64: vgic-new: vgic_kvm_device: KVM_DEV_ARM_VGIC_GRP_CTRL Date: Mon, 16 May 2016 10:54:26 +0100 Message-Id: <1463392481-26583-99-git-send-email-andre.przywara@arm.com> X-Mailer: git-send-email 2.8.2 In-Reply-To: <1463392481-26583-1-git-send-email-andre.przywara@arm.com> References: <1463392481-26583-1-git-send-email-andre.przywara@arm.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160516_025705_091553_457F889A X-CRM114-Status: GOOD ( 10.18 ) X-Spam-Score: -8.3 (--------) X-Spam-Report: SpamAssassin version 3.4.0 on bombadil.infradead.org summary: Content analysis details: (-8.3 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at http://www.dnswl.org/, high trust [217.140.101.70 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -1.4 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, Eric Auger MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patch=linaro.org@lists.infradead.org From: Eric Auger This patch implements the KVM_DEV_ARM_VGIC_GRP_CTRL group API featuring KVM_DEV_ARM_VGIC_CTRL_INIT attribute. The vgic_init function is not yet implemented though. Signed-off-by: Eric Auger Signed-off-by: Andre Przywara Reviewed-by: Christoffer Dall --- virt/kvm/arm/vgic/vgic-kvm-device.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) -- 2.8.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel diff --git a/virt/kvm/arm/vgic/vgic-kvm-device.c b/virt/kvm/arm/vgic/vgic-kvm-device.c index 05ff925..e153f12 100644 --- a/virt/kvm/arm/vgic/vgic-kvm-device.c +++ b/virt/kvm/arm/vgic/vgic-kvm-device.c @@ -23,6 +23,8 @@ static int vgic_set_common_attr(struct kvm_device *dev, struct kvm_device_attr *attr) { + int r; + switch (attr->group) { case KVM_DEV_ARM_VGIC_GRP_NR_IRQS: { u32 __user *uaddr = (u32 __user *)(long)attr->addr; @@ -55,6 +57,16 @@ static int vgic_set_common_attr(struct kvm_device *dev, return ret; } + case KVM_DEV_ARM_VGIC_GRP_CTRL: { + switch (attr->attr) { + case KVM_DEV_ARM_VGIC_CTRL_INIT: + mutex_lock(&dev->kvm->lock); + r = vgic_init(dev->kvm); + mutex_unlock(&dev->kvm->lock); + return r; + } + break; + } } return -ENXIO; @@ -131,6 +143,11 @@ static int vgic_v2_has_attr(struct kvm_device *dev, switch (attr->group) { case KVM_DEV_ARM_VGIC_GRP_NR_IRQS: return 0; + case KVM_DEV_ARM_VGIC_GRP_CTRL: + switch (attr->attr) { + case KVM_DEV_ARM_VGIC_CTRL_INIT: + return 0; + } } return -ENXIO; } @@ -166,6 +183,11 @@ static int vgic_v3_has_attr(struct kvm_device *dev, switch (attr->group) { case KVM_DEV_ARM_VGIC_GRP_NR_IRQS: return 0; + case KVM_DEV_ARM_VGIC_GRP_CTRL: + switch (attr->attr) { + case KVM_DEV_ARM_VGIC_CTRL_INIT: + return 0; + } } return -ENXIO; }