From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:42372 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933063AbbGHHYZ (ORCPT ); Wed, 8 Jul 2015 03:24:25 -0400 Subject: Patch "KVM: x86: properly restore LVT0" has been added to the 4.1-stable tree To: rkrcmar@redhat.com, gregkh@linuxfoundation.org, pbonzini@redhat.com Cc: , From: Date: Wed, 08 Jul 2015 00:24:20 -0700 Message-ID: <143634026019362@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled KVM: x86: properly restore LVT0 to the 4.1-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: kvm-x86-properly-restore-lvt0.patch and it can be found in the queue-4.1 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From db1385624c686fe99fe2d1b61a36e1537b915d08 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Radim=20Kr=C4=8Dm=C3=A1=C5=99?= Date: Tue, 30 Jun 2015 22:19:17 +0200 Subject: KVM: x86: properly restore LVT0 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: =?UTF-8?q?Radim=20Kr=C4=8Dm=C3=A1=C5=99?= commit db1385624c686fe99fe2d1b61a36e1537b915d08 upstream. Legacy NMI watchdog didn't work after migration/resume, because vapics_in_nmi_mode was left at 0. Signed-off-by: Radim Krčmář Signed-off-by: Paolo Bonzini Signed-off-by: Greg Kroah-Hartman --- arch/x86/kvm/lapic.c | 1 + 1 file changed, 1 insertion(+) --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -1808,6 +1808,7 @@ void kvm_apic_post_state_restore(struct apic_update_ppr(apic); hrtimer_cancel(&apic->lapic_timer.timer); apic_update_lvtt(apic); + apic_manage_nmi_watchdog(apic, kvm_apic_get_reg(apic, APIC_LVT0)); update_divide_count(apic); start_apic_timer(apic); apic->irr_pending = true; Patches currently in stable-queue which might be from rkrcmar@redhat.com are queue-4.1/kvm-x86-properly-restore-lvt0.patch queue-4.1/kvm-x86-make-vapics_in_nmi_mode-atomic.patch