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Tue, 24 Sep 2024 12:07:48 GMT Received: from smtpav06.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id C7B1E20049; Tue, 24 Sep 2024 12:07:48 +0000 (GMT) Received: from smtpav06.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 4EFE220040; Tue, 24 Sep 2024 12:07:48 +0000 (GMT) Received: from [9.171.10.137] (unknown [9.171.10.137]) by smtpav06.fra02v.mail.ibm.com (Postfix) with ESMTP; Tue, 24 Sep 2024 12:07:48 +0000 (GMT) Message-ID: <1302ec9f-ed6a-4606-a823-a4e0eb306698@linux.ibm.com> Date: Tue, 24 Sep 2024 14:07:48 +0200 Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 0/5] KVM: s390: selftests: Add regression tests for CPU subfunctions To: Hariharan Mari , linux-kselftest@vger.kernel.org Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org, shuah@kernel.org, borntraeger@linux.ibm.com, imbrenda@linux.ibm.com, david@redhat.com, pbonzini@redhat.com, schlameuss@linux.ibm.com References: <20240823130947.38323-1-hari55@linux.ibm.com> Content-Language: en-US From: Janosch Frank Autocrypt: addr=frankja@linux.ibm.com; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: JpBo8Wu1IcBHHquAqXtNtiSS0ABzr1Pl X-Proofpoint-ORIG-GUID: Dz0idRleiCKeDKGA9KR00AmR7-hXYnuJ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1051,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-24_02,2024-09-24_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 priorityscore=1501 spamscore=0 adultscore=0 lowpriorityscore=0 impostorscore=0 phishscore=0 clxscore=1011 malwarescore=0 mlxlogscore=583 bulkscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2408220000 definitions=main-2409240084 On 8/23/24 3:05 PM, Hariharan Mari wrote: > This patch series introduces a set of regression tests for various s390x > CPU subfunctions in KVM. The tests ensure that the KVM implementation accurately > reflects the behavior of actual CPU instructions for these subfunctions. > > The series adds tests for a total of 15 instructions across five patches, > covering a range of operations including sorting, compression, and various > cryptographic functions. Each patch follows a consistent testing pattern: > > 1. Obtain the KVM_S390_VM_CPU_MACHINE_SUBFUNC attribute for the VM. > 2. Execute the relevant asm instructions. > 3. Compare KVM-reported results with direct instruction execution results. > > Testing has been performed on s390x hardware with KVM support. All tests > pass successfully, verifying the correct implementation of these > subfunctions in KVM. I've picked this up but seem to have missed adding it to 6.12 since I have a lot going on. It will be in 6.13 though.