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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Tue, 14 Jan 2020 18:42:21 -0000 Received: from d06av21.portsmouth.uk.ibm.com (d06av21.portsmouth.uk.ibm.com [9.149.105.232]) by b06cxnps4076.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 00EIgKbr50987182 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 14 Jan 2020 18:42:20 GMT Received: from d06av21.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6754C5205A; Tue, 14 Jan 2020 18:42:20 +0000 (GMT) Received: from oc7455500831.ibm.com (unknown [9.145.48.246]) by d06av21.portsmouth.uk.ibm.com (Postfix) with ESMTP id 145A552051; Tue, 14 Jan 2020 18:42:20 +0000 (GMT) Subject: Re: [kvm-unit-tests PATCH 3/4] s390x: smp: Test all CRs on initial reset To: Janosch Frank , kvm@vger.kernel.org Cc: thuth@redhat.com, linux-s390@vger.kernel.org, david@redhat.com, cohuck@redhat.com References: <20200114153054.77082-1-frankja@linux.ibm.com> <20200114153054.77082-4-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/68.3.0 MIME-Version: 1.0 In-Reply-To: <20200114153054.77082-4-frankja@linux.ibm.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 x-cbid: 20011418-4275-0000-0000-0000039789F7 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 20011418-4276-0000-0000-000038AB83DE Message-Id: <2f190b0a-e403-51e6-27da-7f8f1f6289ac@de.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138,18.0.572 definitions=2020-01-14_06:2020-01-14,2020-01-14 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 malwarescore=0 bulkscore=0 phishscore=0 mlxlogscore=850 impostorscore=0 spamscore=0 adultscore=0 lowpriorityscore=0 suspectscore=0 clxscore=1015 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-1910280000 definitions=main-2001140146 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On 14.01.20 16:30, Janosch Frank wrote: > All CRs are set to 0 and CRs 0 and 14 are set to pre-defined values, > so we also need to test 1-13 and 15 for 0. > > And while we're at it, let's also set some values to cr 1, 7 and 13, so > we can actually be sure that they will be zeroed. While it does not hurt to have it here, I think the register check for the reset would be better in a kselftest. This allows to check userspace AND guest at the same time.