From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marcelo Tosatti Subject: Re: [PATCH 1/1] KVM: ioapic: Record edge-triggered interrupts delivery status. Date: Thu, 5 Mar 2015 21:07:21 -0300 Message-ID: <20150306000721.GA10709@amt.cnet> References: <1419390869-1636-1-git-send-email-fanwenyi0529@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: pbonzini@redhat.com, bsd@redhat.com, yang.z.zhang@intel.com, wanpeng.li@linux.intel.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org To: Wincy Van Return-path: Content-Disposition: inline In-Reply-To: <1419390869-1636-1-git-send-email-fanwenyi0529@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: kvm.vger.kernel.org On Wed, Dec 24, 2014 at 11:14:29AM +0800, Wincy Van wrote: > This patch fixes the bug discussed in > https://www.mail-archive.com/kvm@vger.kernel.org/msg109813.html > > This patch uses a new field named irr_delivered to record the > delivery status of edge-triggered interrupts, and clears the > delivered interrupts in kvm_get_ioapic. So it has the same effect > of commit 0bc830b05c667218d703f2026ec866c49df974fc > ("KVM: ioapic: clear IRR for edge-triggered interrupts at delivery") > while avoids the bug of Windows guests. > > Signed-off-by: Wincy Van Applied, thanks.