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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Thu, 12 Mar 2020 15:51:14 -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 02CFpD9j46137646 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 12 Mar 2020 15:51:13 GMT Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 22AFAA404D; Thu, 12 Mar 2020 15:51:13 +0000 (GMT) Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E894EA4040; Thu, 12 Mar 2020 15:51:12 +0000 (GMT) Received: from oc7455500831.ibm.com (unknown [9.152.224.141]) by d06av23.portsmouth.uk.ibm.com (Postfix) with ESMTP; Thu, 12 Mar 2020 15:51:12 +0000 (GMT) Subject: Re: [PATCH v9 13/15] s390x: protvirt: Handle SIGP store status correctly To: Janosch Frank , qemu-devel@nongnu.org References: <20200311132151.172389-1-frankja@linux.ibm.com> <20200311132151.172389-14-frankja@linux.ibm.com> From: Christian Borntraeger Autocrypt: addr=borntraeger@de.ibm.com; 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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: <20200311132151.172389-14-frankja@linux.ibm.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 x-cbid: 20031215-4275-0000-0000-000003AB3B12 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 20031215-4276-0000-0000-000038C05A2A Message-Id: X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138, 18.0.572 definitions=2020-03-12_07:2020-03-11, 2020-03-12 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 spamscore=0 suspectscore=0 impostorscore=0 malwarescore=0 mlxlogscore=999 adultscore=0 phishscore=0 mlxscore=0 bulkscore=0 lowpriorityscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2001150001 definitions=main-2003120082 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: qemu-s390x@nongnu.org, cohuck@redhat.com, david@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 11.03.20 14:21, Janosch Frank wrote: > For protected VMs status storing is not done by QEMU anymore. > > Signed-off-by: Janosch Frank > Reviewed-by: Thomas Huth > Reviewed-by: David Hildenbrand > --- > target/s390x/helper.c | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/target/s390x/helper.c b/target/s390x/helper.c > index ed726849114f2f35..5022df8812d406c9 100644 > --- a/target/s390x/helper.c > +++ b/target/s390x/helper.c > @@ -25,6 +25,7 @@ > #include "qemu/timer.h" > #include "qemu/qemu-print.h" > #include "hw/s390x/ioinst.h" > +#include "hw/s390x/pv.h" > #include "sysemu/hw_accel.h" > #include "sysemu/runstate.h" > #ifndef CONFIG_USER_ONLY > @@ -246,6 +247,11 @@ int s390_store_status(S390CPU *cpu, hwaddr addr, bool store_arch) > hwaddr len = sizeof(*sa); > int i; > > + /* Storing will occur on next SIE entry for protected VMs */ Maybe ... next SIE entry of the sending CPU .... ? Reviewed-by: Christian Borntraeger > + if (s390_is_pv()) { > + return 0; > + } > + > sa = cpu_physical_memory_map(addr, &len, true); > if (!sa) { > return -EFAULT; >