Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753444Ab2B0DFA (ORCPT ); Sun, 26 Feb 2012 22:05:00 -0500 Received: from cn.fujitsu.com ([222.73.24.84]:58712 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1753178Ab2B0DE7 (ORCPT ); Sun, 26 Feb 2012 22:04:59 -0500 Message-ID: <4F4AF316.50400@cn.fujitsu.com> Date: Mon, 27 Feb 2012 11:05:58 +0800 From: Wen Congyang User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.9) Gecko/20100413 Fedora/3.0.4-2.fc13 Thunderbird/3.0.4 MIME-Version: 1.0 To: kvm list , Avi Kivity , KAMEZAWA Hiroyuki , "Daniel P. Berrange" , linux-kernel@vger.kernel.org, qemu-devel Subject: [PATCH]qemu: deal with guest paniced event References: <4F4AF1FB.6000903@cn.fujitsu.com> In-Reply-To: <4F4AF1FB.6000903@cn.fujitsu.com> X-MIMETrack: Itemize by SMTP Server on mailserver/fnst(Release 8.5.1FP4|July 25, 2010) at 2012-02-27 11:03:12, Serialize by Router on mailserver/fnst(Release 8.5.1FP4|July 25, 2010) at 2012-02-27 11:03:12, Serialize complete at 2012-02-27 11:03:12 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2337 Lines: 73 When the host knows the guest is paniced, it will set exit_reason to KVM_EXIT_GUEST_PANIC. So if qemu receive this exit_reason, we can send a event to tell management application that the guest is paniced. Signed-off-by: Wen Congyang --- kvm-all.c | 3 +++ linux-headers/linux/kvm.h | 1 + monitor.c | 3 +++ monitor.h | 1 + 4 files changed, 8 insertions(+), 0 deletions(-) diff --git a/kvm-all.c b/kvm-all.c index c4babda..ae428ab 100644 --- a/kvm-all.c +++ b/kvm-all.c @@ -1190,6 +1190,9 @@ int kvm_cpu_exec(CPUState *env) (uint64_t)run->hw.hardware_exit_reason); ret = -1; break; + case KVM_EXIT_GUEST_PANIC: + monitor_protocol_event(QEVENT_GUEST_PANICED, NULL); + break; case KVM_EXIT_INTERNAL_ERROR: ret = kvm_handle_internal_error(env, run); break; diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h index f6b5343..45dd031 100644 --- a/linux-headers/linux/kvm.h +++ b/linux-headers/linux/kvm.h @@ -163,6 +163,7 @@ struct kvm_pit_config { #define KVM_EXIT_OSI 18 #define KVM_EXIT_PAPR_HCALL 19 #define KVM_EXIT_S390_UCONTROL 20 +#define KVM_EXIT_GUEST_PANIC 21 /* For KVM_EXIT_INTERNAL_ERROR */ #define KVM_INTERNAL_ERROR_EMULATION 1 diff --git a/monitor.c b/monitor.c index 953e748..9802792 100644 --- a/monitor.c +++ b/monitor.c @@ -494,6 +494,9 @@ void monitor_protocol_event(MonitorEvent event, QObject *data) case QEVENT_WAKEUP: event_name = "WAKEUP"; break; + case QEVENT_GUEST_PANICED: + event_name = "GUEST_PANICED"; + break; default: abort(); break; diff --git a/monitor.h b/monitor.h index 0d49800..a62da93 100644 --- a/monitor.h +++ b/monitor.h @@ -41,6 +41,7 @@ typedef enum MonitorEvent { QEVENT_DEVICE_TRAY_MOVED, QEVENT_SUSPEND, QEVENT_WAKEUP, + QEVENT_GUEST_PANICED, QEVENT_MAX, } MonitorEvent; -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/