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Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB04.amd.com; Received: from SATLEXMB04.amd.com (165.204.84.17) by BN8NAM11FT012.mail.protection.outlook.com (10.13.177.55) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.5038.14 via Frontend Transport; Tue, 8 Mar 2022 16:39:47 +0000 Received: from sp5-759chost.amd.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.18; Tue, 8 Mar 2022 10:39:44 -0600 From: Suravee Suthikulpanit To: , CC: , , , , , , , Suravee Suthikulpanit Subject: [RFCv2 PATCH 05/12] KVM: SVM: Update avic_kick_target_vcpus to support 32-bit APIC ID Date: Tue, 8 Mar 2022 10:39:19 -0600 Message-ID: <20220308163926.563994-6-suravee.suthikulpanit@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220308163926.563994-1-suravee.suthikulpanit@amd.com> References: <20220308163926.563994-1-suravee.suthikulpanit@amd.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB03.amd.com (10.181.40.144) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: dcb41e45-b34a-4f0c-3aab-08da012241dd X-MS-TrafficTypeDiagnostic: BY5PR12MB4836:EE_ X-Microsoft-Antispam-PRVS: X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 08 Mar 2022 16:39:47.1254 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: dcb41e45-b34a-4f0c-3aab-08da012241dd X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT012.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY5PR12MB4836 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In x2APIC mode, ICRH contains 32-bit destination APIC ID. So, update the avic_kick_target_vcpus() accordingly. Signed-off-by: Suravee Suthikulpanit --- arch/x86/kvm/svm/avic.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/arch/x86/kvm/svm/avic.c b/arch/x86/kvm/svm/avic.c index f128b0189d4a..5329b93dc4cd 100644 --- a/arch/x86/kvm/svm/avic.c +++ b/arch/x86/kvm/svm/avic.c @@ -307,9 +307,15 @@ static void avic_kick_target_vcpus(struct kvm *kvm, struct kvm_lapic *source, * since entered the guest will have processed pending IRQs at VMRUN. */ kvm_for_each_vcpu(i, vcpu, kvm) { + u32 dest; + + if (apic_x2apic_mode(vcpu->arch.apic)) + dest = icrh; + else + dest = GET_XAPIC_DEST_FIELD(icrh); + if (kvm_apic_match_dest(vcpu, source, icrl & APIC_SHORT_MASK, - GET_XAPIC_DEST_FIELD(icrh), - icrl & APIC_DEST_MASK)) { + dest, icrl & APIC_DEST_MASK)) { vcpu->arch.apic->irr_pending = true; svm_complete_interrupt_delivery(vcpu, icrl & APIC_MODE_MASK, -- 2.25.1