From patchwork Mon Apr 8 14:17:47 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Zhang, Yang Z" X-Patchwork-Id: 2408621 Return-Path: X-Original-To: patchwork-kvm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork1.kernel.org (Postfix) with ESMTP id 9F8B83FC71 for ; Mon, 8 Apr 2013 14:22:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S936255Ab3DHOWY (ORCPT ); Mon, 8 Apr 2013 10:22:24 -0400 Received: from mga03.intel.com ([143.182.124.21]:9233 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S936250Ab3DHOWW (ORCPT ); Mon, 8 Apr 2013 10:22:22 -0400 Received: from azsmga002.ch.intel.com ([10.2.17.35]) by azsmga101.ch.intel.com with ESMTP; 08 Apr 2013 07:22:22 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.87,432,1363158000"; d="scan'208";a="224549862" Received: from yang-desktop.sh.intel.com ([10.239.47.153]) by AZSMGA002.ch.intel.com with ESMTP; 08 Apr 2013 07:22:20 -0700 From: Yang Zhang To: kvm@vger.kernel.org Cc: gleb@redhat.com, mtosatti@redhat.com, xiantao.zhang@intel.com, Yang Zhang Subject: [PATCH v8 5/7] KVM: Force vmexit with virtual interrupt delivery Date: Mon, 8 Apr 2013 22:17:47 +0800 Message-Id: <1365430669-31126-6-git-send-email-yang.z.zhang@intel.com> X-Mailer: git-send-email 1.7.1.1 In-Reply-To: <1365430669-31126-1-git-send-email-yang.z.zhang@intel.com> References: <1365430669-31126-1-git-send-email-yang.z.zhang@intel.com> Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org From: Yang Zhang Need the EOI to track interrupt deliver status, so force vmexit on EOI for rtc interrupt when enabling virtual interrupt delivery. Signed-off-by: Yang Zhang --- virt/kvm/ioapic.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/virt/kvm/ioapic.c b/virt/kvm/ioapic.c index 4699180..662d0a9 100644 --- a/virt/kvm/ioapic.c +++ b/virt/kvm/ioapic.c @@ -191,7 +191,7 @@ void kvm_ioapic_calculate_eoi_exitmap(struct kvm_vcpu *vcpu, if (!e->fields.mask && (e->fields.trig_mode == IOAPIC_LEVEL_TRIG || kvm_irq_has_notifier(ioapic->kvm, KVM_IRQCHIP_IOAPIC, - index))) { + index) || index == RTC_GSI)) { if (kvm_apic_match_dest(vcpu, NULL, 0, e->fields.dest_id, e->fields.dest_mode)) __set_bit(e->fields.vector, (unsigned long *)eoi_exit_bitmap);