From patchwork Fri Feb 14 15:16:25 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Janosch Frank X-Patchwork-Id: 1238121 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=linux.ibm.com Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 48JxzD712jz9sRQ for ; Sat, 15 Feb 2020 02:25:44 +1100 (AEDT) Received: from localhost ([::1]:40302 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j2cqc-0006gu-Sv for incoming@patchwork.ozlabs.org; Fri, 14 Feb 2020 10:25:42 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:47642) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j2cmb-0007jx-T6 for qemu-devel@nongnu.org; Fri, 14 Feb 2020 10:21:35 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1j2cma-0001tH-Uo for qemu-devel@nongnu.org; Fri, 14 Feb 2020 10:21:33 -0500 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:25884 helo=mx0a-001b2d01.pphosted.com) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1j2cma-0001t2-IL for qemu-devel@nongnu.org; Fri, 14 Feb 2020 10:21:32 -0500 Received: from pps.filterd (m0098416.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 01EFLBW8047939 for ; Fri, 14 Feb 2020 10:21:32 -0500 Received: from e06smtp01.uk.ibm.com (e06smtp01.uk.ibm.com [195.75.94.97]) by mx0b-001b2d01.pphosted.com with ESMTP id 2y3wxvkfrk-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Fri, 14 Feb 2020 10:21:26 -0500 Received: from localhost by e06smtp01.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Fri, 14 Feb 2020 15:17:04 -0000 Received: from d06av23.portsmouth.uk.ibm.com (d06av23.portsmouth.uk.ibm.com [9.149.105.59]) by b06avi18878370.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 01EFH3UN43057614 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 14 Feb 2020 15:17:03 GMT Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 2EADBA404D; Fri, 14 Feb 2020 15:17:03 +0000 (GMT) Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id D8928A4059; Fri, 14 Feb 2020 15:17:01 +0000 (GMT) Received: from localhost.localdomain (unknown [9.145.191.187]) by d06av23.portsmouth.uk.ibm.com (Postfix) with ESMTP; Fri, 14 Feb 2020 15:17:01 +0000 (GMT) From: Janosch Frank To: qemu-devel@nongnu.org Subject: [PATCH v3 06/17] s390x: protvirt: Add migration blocker Date: Fri, 14 Feb 2020 10:16:25 -0500 X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200214151636.8764-1-frankja@linux.ibm.com> References: <20200214151636.8764-1-frankja@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 x-cbid: 20021415-4275-0000-0000-000003A17B60 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 20021415-4276-0000-0000-000038B57FCF Message-Id: <20200214151636.8764-7-frankja@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138, 18.0.572 definitions=2020-02-14_04:2020-02-12, 2020-02-14 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 adultscore=0 impostorscore=0 priorityscore=1501 malwarescore=0 clxscore=1015 suspectscore=3 mlxlogscore=980 spamscore=0 mlxscore=0 lowpriorityscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2001150001 definitions=main-2002140121 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] X-Received-From: 148.163.158.5 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mihajlov@linux.ibm.com, qemu-s390x@nongnu.org, cohuck@redhat.com, david@redhat.com Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Migration is not yet supported. Signed-off-by: Janosch Frank --- hw/s390x/s390-virtio-ccw.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c index 5fa4372083..d64724af91 100644 --- a/hw/s390x/s390-virtio-ccw.c +++ b/hw/s390x/s390-virtio-ccw.c @@ -42,6 +42,9 @@ #include "hw/s390x/tod.h" #include "sysemu/sysemu.h" #include "hw/s390x/pv.h" +#include "migration/blocker.h" + +static Error *pv_mig_blocker; S390CPU *s390_cpu_addr2state(uint16_t cpu_addr) { @@ -373,6 +376,7 @@ static void s390_machine_reset(MachineState *machine) CPUState *cs, *t; S390CPU *cpu; S390CcwMachineState *ms = S390_CCW_MACHINE(machine); + static Error *local_err; /* get the reset parameters, reset them once done */ s390_ipl_get_reset_request(&cs, &reset_type); @@ -422,6 +426,17 @@ static void s390_machine_reset(MachineState *machine) } run_on_cpu(cs, s390_do_cpu_reset, RUN_ON_CPU_NULL); + if (!pv_mig_blocker) { + error_setg(&pv_mig_blocker, + "protected VMs are currently not migrateable."); + } + migrate_add_blocker(pv_mig_blocker, &local_err); + if (local_err) { + error_report_err(local_err); + error_free(pv_mig_blocker); + exit(1); + } + if (s390_machine_pv_secure(ms)) { CPU_FOREACH(t) { s390_pv_vcpu_destroy(t); @@ -430,6 +445,7 @@ static void s390_machine_reset(MachineState *machine) ms->pv = false; s390_machine_inject_pv_error(cs); + migrate_del_blocker(pv_mig_blocker); s390_cpu_set_state(S390_CPU_STATE_OPERATING, cpu); return; }