From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:35532) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZAzfZ-0005U7-Om for qemu-devel@nongnu.org; Fri, 03 Jul 2015 08:02:14 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZAzfT-0008MD-Dv for qemu-devel@nongnu.org; Fri, 03 Jul 2015 08:02:13 -0400 Received: from mailhub.sw.ru ([195.214.232.25]:2744 helo=relay.sw.ru) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZAzfS-0008LR-WD for qemu-devel@nongnu.org; Fri, 03 Jul 2015 08:02:07 -0400 From: "Denis V. Lunev" Date: Fri, 3 Jul 2015 15:01:43 +0300 Message-Id: <1435924905-8926-11-git-send-email-den@openvz.org> In-Reply-To: <1435924905-8926-1-git-send-email-den@openvz.org> References: <1435924905-8926-1-git-send-email-den@openvz.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: [Qemu-devel] [PATCH 10/12] kvm: Add kvm system event crash handler List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kvm@vger.kernel.org, qemu-devel@nongnu.org, Paolo Bonzini , Andrey Smetanin , "Denis V. Lunev" , =?UTF-8?q?Andreas=20F=C3=A4rber?= From: Andrey Smetanin KVM kernel can send guest crash events into userspace. Appropriate guest crash handler is called when kernel guest crash event received. Guest crash event recognized by a KVM_SYSTEM_EVENT_CRASH type of system event. Signed-off-by: Andrey Smetanin Signed-off-by: Denis V. Lunev CC: Paolo Bonzini CC: Andreas F=C3=A4rber --- 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 =3D EXCP_INTERRUPT; break; + case KVM_SYSTEM_EVENT_CRASH: + qemu_system_guest_panicked(); + ret =3D 0; + break; default: DPRINTF("kvm_arch_handle_exit\n"); ret =3D 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; --=20 2.1.4