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Tue, 4 Jul 2023 07:40:42 +0000 (GMT) Message-ID: Subject: Re: [PATCH 01/12] linux-user: elfload: Add more initial s390x PSW bits From: Ilya Leoshkevich To: David Hildenbrand , Laurent Vivier , Richard Henderson Cc: Thomas Huth , qemu-devel@nongnu.org, qemu-s390x@nongnu.org Date: Tue, 04 Jul 2023 09:40:42 +0200 In-Reply-To: References: <20230703155801.179167-1-iii@linux.ibm.com> <20230703155801.179167-2-iii@linux.ibm.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.48.3 (3.48.3-1.fc38) MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: JFwQGZp1LnhXyGfNOpNpd3WRe8pqgW_D X-Proofpoint-GUID: E8N1-3bEtWhKP_kDWjnzv6j3S2TJvC0j X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-07-04_04,2023-06-30_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 bulkscore=0 spamscore=0 lowpriorityscore=0 mlxlogscore=931 phishscore=0 priorityscore=1501 malwarescore=0 impostorscore=0 suspectscore=0 clxscore=1015 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2305260000 definitions=main-2307040060 Received-SPF: pass client-ip=148.163.158.5; envelope-from=iii@linux.ibm.com; helo=mx0b-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Tue, 2023-07-04 at 09:32 +0200, David Hildenbrand wrote: > On 03.07.23 17:50, Ilya Leoshkevich wrote: > > Make the PSW look more similar to the real s390x userspace PSW. > > Except for being there, the newly added bits should not affect the > > userspace code execution. >=20 > What's the purpose of this then? Required for follow-up patches? That's required for the EPSW test. I could, of course, mask out the bits that are not emulated in the test, but I thought it was better to make the emulation closer to reality, if only for cosmetic purposes. [...]