From patchwork Thu Jul 2 16:07:53 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Denis V. Lunev" X-Patchwork-Id: 490714 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id B16E01402A6 for ; Fri, 3 Jul 2015 02:10:23 +1000 (AEST) Received: from localhost ([::1]:37504 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZAh49-0004kB-EP for incoming@patchwork.ozlabs.org; Thu, 02 Jul 2015 12:10:21 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:58323) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZAh28-0001pd-K8 for qemu-devel@nongnu.org; Thu, 02 Jul 2015 12:08:19 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZAh27-000467-Gf for qemu-devel@nongnu.org; Thu, 02 Jul 2015 12:08:16 -0400 Received: from mailhub.sw.ru ([195.214.232.25]:47272 helo=relay.sw.ru) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZAh27-00045I-3u for qemu-devel@nongnu.org; Thu, 02 Jul 2015 12:08:15 -0400 Received: from hades.sw.ru ([10.30.8.132]) by relay.sw.ru (8.13.4/8.13.4) with ESMTP id t62G7ti7009416; Thu, 2 Jul 2015 19:08:13 +0300 (MSK) From: "Denis V. Lunev" To: Date: Thu, 2 Jul 2015 19:07:53 +0300 Message-Id: <1435853275-5440-11-git-send-email-den@openvz.org> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1435853275-5440-1-git-send-email-den@openvz.org> References: <1435853275-5440-1-git-send-email-den@openvz.org> MIME-Version: 1.0 X-MIME-Autoconverted: from 8bit to quoted-printable by relay.sw.ru id t62G7ti7009416 X-detected-operating-system: by eggs.gnu.org: OpenBSD 3.x X-Received-From: 195.214.232.25 Cc: kvm@vger.kernel.org, qemu-devel@nongnu.org, Paolo Bonzini , Andrey Smetanin , "Denis V. Lunev" , =?UTF-8?q?Andreas=20F=C3=A4rber?= Subject: [Qemu-devel] [PATCH 10/12] qemu/kvm: added kvm system event crash handler X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Andrey Smetanin KVM kernel can receive guest crash events. Patch code calls appropriate handler for kernel guest crash event. Guest crash event recognized by KVM_SYSTEM_EVENT_CRASH type of system event. Signed-off-by: Andrey Smetanin Signed-off-by: Denis V. Lunev CC: Paolo Bonzini CC: Andreas Färber --- kvm-all.c | 4 ++++ linux-headers/linux/kvm.h | 1 + 2 files changed, 5 insertions(+) diff --git a/kvm-all.c b/kvm-all.c index 53e01d4..7a959b6 100644 --- a/kvm-all.c +++ b/kvm-all.c @@ -1844,6 +1844,10 @@ int kvm_cpu_exec(CPUState *cpu) qemu_system_reset_request(); ret = EXCP_INTERRUPT; break; + case KVM_SYSTEM_EVENT_CRASH: + qemu_system_guest_panicked(); + ret = 0; + break; default: DPRINTF("kvm_arch_handle_exit\n"); ret = kvm_arch_handle_exit(cpu, run); diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h index fad9e5c..409be37 100644 --- a/linux-headers/linux/kvm.h +++ b/linux-headers/linux/kvm.h @@ -317,6 +317,7 @@ struct kvm_run { struct { #define KVM_SYSTEM_EVENT_SHUTDOWN 1 #define KVM_SYSTEM_EVENT_RESET 2 +#define KVM_SYSTEM_EVENT_CRASH 3 __u32 type; __u64 flags; } system_event;