From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760239AbZIPWpC (ORCPT ); Wed, 16 Sep 2009 18:45:02 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933599AbZIPWoY (ORCPT ); Wed, 16 Sep 2009 18:44:24 -0400 Received: from kroah.org ([198.145.64.141]:55377 "EHLO coco.kroah.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760378AbZIPWkK (ORCPT ); Wed, 16 Sep 2009 18:40:10 -0400 X-Mailbox-Line: From gregkh@mini.kroah.org Wed Sep 16 15:37:18 2009 Message-Id: <20090916223718.130918299@mini.kroah.org> User-Agent: quilt/0.48-1 Date: Wed, 16 Sep 2009 15:36:46 -0700 From: Greg KH To: linux-kernel@vger.kernel.org, stable@kernel.org Cc: stable-review@kernel.org, torvalds@linux-foundation.org, akpm@linux-foundation.org, alan@lxorguk.ukuu.org.uk, Gleb Natapov , Marcelo Tosatti , Avi Kivity Subject: [patch 33/45] KVM: Fix coalesced interrupt reporting in IOAPIC References: <20090916223613.597295240@mini.kroah.org> Content-Disposition: inline; filename=kvm-fix-coalesced-interrupt-reporting-in-ioapic.patch In-Reply-To: <20090916223739.GA4789@kroah.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 2.6.31-stable review patch. If anyone has any objections, please let us know. ------------------ From: Gleb Natapov commit 65a82211636f156a276cac3f8665605ae18f371f upstream. This bug was introduced by b4a2f5e723e4f7df467. Signed-off-by: Gleb Natapov Signed-off-by: Marcelo Tosatti Signed-off-by: Avi Kivity Signed-off-by: Greg Kroah-Hartman --- virt/kvm/ioapic.c | 2 ++ 1 file changed, 2 insertions(+) --- a/virt/kvm/ioapic.c +++ b/virt/kvm/ioapic.c @@ -188,6 +188,8 @@ int kvm_ioapic_set_irq(struct kvm_ioapic if ((edge && old_irr != ioapic->irr) || (!edge && !entry.fields.remote_irr)) ret = ioapic_service(ioapic, irq); + else + ret = 0; /* report coalesced interrupt */ } } return ret;