From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752656AbdF1PGx (ORCPT ); Wed, 28 Jun 2017 11:06:53 -0400 Received: from foss.arm.com ([217.140.101.70]:43716 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752384AbdF1PFy (ORCPT ); Wed, 28 Jun 2017 11:05:54 -0400 From: Marc Zyngier To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu Cc: Christoffer Dall , Thomas Gleixner , Jason Cooper , Eric Auger , Shanker Donthineni , Mark Rutland Subject: [PATCH v2 45/52] KVM: arm/arm64: GICv4: Propagate property updates to VLPIs Date: Wed, 28 Jun 2017 16:04:04 +0100 Message-Id: <20170628150411.15846-46-marc.zyngier@arm.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170628150411.15846-1-marc.zyngier@arm.com> References: <20170628150411.15846-1-marc.zyngier@arm.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Upon updating a property, we propagate it all the way to the physical ITS, and ask for an INV command to be executed there. Signed-off-by: Marc Zyngier --- virt/kvm/arm/vgic/vgic-its.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/virt/kvm/arm/vgic/vgic-its.c b/virt/kvm/arm/vgic/vgic-its.c index b40f46e5a79d..2015246ab9f9 100644 --- a/virt/kvm/arm/vgic/vgic-its.c +++ b/virt/kvm/arm/vgic/vgic-its.c @@ -297,6 +297,9 @@ static int update_lpi_config(struct kvm *kvm, struct vgic_irq *irq, spin_unlock(&irq->irq_lock); } + if (irq->hw) + return its_prop_update_vlpi(irq->host_irq, prop, true); + return 0; } -- 2.11.0 From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marc Zyngier Subject: [PATCH v2 45/52] KVM: arm/arm64: GICv4: Propagate property updates to VLPIs Date: Wed, 28 Jun 2017 16:04:04 +0100 Message-ID: <20170628150411.15846-46-marc.zyngier@arm.com> References: <20170628150411.15846-1-marc.zyngier@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 0550043C9B for ; Wed, 28 Jun 2017 11:05:46 -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 FjljYeS6MwQq for ; Wed, 28 Jun 2017 11:05:45 -0400 (EDT) Received: from foss.arm.com (foss.arm.com [217.140.101.70]) by mm01.cs.columbia.edu (Postfix) with ESMTP id E92F149C54 for ; Wed, 28 Jun 2017 11:05:44 -0400 (EDT) In-Reply-To: <20170628150411.15846-1-marc.zyngier@arm.com> 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: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu Cc: Jason Cooper , Thomas Gleixner List-Id: kvmarm@lists.cs.columbia.edu Upon updating a property, we propagate it all the way to the physical ITS, and ask for an INV command to be executed there. Signed-off-by: Marc Zyngier --- virt/kvm/arm/vgic/vgic-its.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/virt/kvm/arm/vgic/vgic-its.c b/virt/kvm/arm/vgic/vgic-its.c index b40f46e5a79d..2015246ab9f9 100644 --- a/virt/kvm/arm/vgic/vgic-its.c +++ b/virt/kvm/arm/vgic/vgic-its.c @@ -297,6 +297,9 @@ static int update_lpi_config(struct kvm *kvm, struct vgic_irq *irq, spin_unlock(&irq->irq_lock); } + if (irq->hw) + return its_prop_update_vlpi(irq->host_irq, prop, true); + return 0; } -- 2.11.0 From mboxrd@z Thu Jan 1 00:00:00 1970 From: marc.zyngier@arm.com (Marc Zyngier) Date: Wed, 28 Jun 2017 16:04:04 +0100 Subject: [PATCH v2 45/52] KVM: arm/arm64: GICv4: Propagate property updates to VLPIs In-Reply-To: <20170628150411.15846-1-marc.zyngier@arm.com> References: <20170628150411.15846-1-marc.zyngier@arm.com> Message-ID: <20170628150411.15846-46-marc.zyngier@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Upon updating a property, we propagate it all the way to the physical ITS, and ask for an INV command to be executed there. Signed-off-by: Marc Zyngier --- virt/kvm/arm/vgic/vgic-its.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/virt/kvm/arm/vgic/vgic-its.c b/virt/kvm/arm/vgic/vgic-its.c index b40f46e5a79d..2015246ab9f9 100644 --- a/virt/kvm/arm/vgic/vgic-its.c +++ b/virt/kvm/arm/vgic/vgic-its.c @@ -297,6 +297,9 @@ static int update_lpi_config(struct kvm *kvm, struct vgic_irq *irq, spin_unlock(&irq->irq_lock); } + if (irq->hw) + return its_prop_update_vlpi(irq->host_irq, prop, true); + return 0; } -- 2.11.0