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Thu, 16 Oct 2025 12:09:33 GMT Received: from smtprelay02.fra02v.mail.ibm.com ([9.218.2.226]) by ppma23.wdc07v.mail.ibm.com (PPS) with ESMTPS id 49r32k5h5m-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 16 Oct 2025 12:09:33 +0000 Received: from smtpav07.fra02v.mail.ibm.com (smtpav07.fra02v.mail.ibm.com [10.20.54.106]) by smtprelay02.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 59GC9VL331064482 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 16 Oct 2025 12:09:32 GMT Received: from smtpav07.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id D595620175; Thu, 16 Oct 2025 12:09:31 +0000 (GMT) Received: from smtpav07.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 674CA20174; Thu, 16 Oct 2025 12:09:31 +0000 (GMT) Received: from heavy.ibm.com (unknown [9.111.71.186]) by smtpav07.fra02v.mail.ibm.com (Postfix) with ESMTP; Thu, 16 Oct 2025 12:09:31 +0000 (GMT) From: Ilya Leoshkevich To: Thomas Huth , Richard Henderson , David Hildenbrand Cc: qemu-s390x@nongnu.org, qemu-devel@nongnu.org, Ilya Leoshkevich Subject: [PATCH v3 0/3] target/s390x: Fix missing clock-comparator interrupts Date: Thu, 16 Oct 2025 14:06:58 +0200 Message-ID: <20251016120928.22467-1-iii@linux.ibm.com> X-Mailer: git-send-email 2.51.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Authority-Analysis: v=2.4 cv=M5ZA6iws c=1 sm=1 tr=0 ts=68f0e07e cx=c_pps a=3Bg1Hr4SwmMryq2xdFQyZA==:117 a=3Bg1Hr4SwmMryq2xdFQyZA==:17 a=x6icFKpwvdMA:10 a=VkNPw1HP01LnGYTKEx00:22 a=VwQbUJbxAAAA:8 a=VnNF1IyMAAAA:8 a=wulB5n37dczb7JW1nh8A:9 a=cPQSjfK2_nFv0Q5t_7PE:22 a=HhbK4dLum7pmb74im6QT:22 a=pHzHmUro8NiASowvMSCR:22 a=Ew2E2A-JSTLzCXPT_086:22 X-Proofpoint-GUID: pNGhjbj0GDT7Xd56en_r8_AukjsBqE3F X-Proofpoint-ORIG-GUID: pNGhjbj0GDT7Xd56en_r8_AukjsBqE3F X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMDEwMDE0MCBTYWx0ZWRfX49zMmf3IFLOZ QeQbsdg4NcNuCEuFSO6NbgNkvCACpTf9h35jHlvKpJ7sHYGqKQbDvh3xbHvdp+YfIm20WKkVN6h TFo4zKJgmRjc+McFWdom0fFOp9Z8T4necr5HA/nD6+eImbNbLCMRnIF4KozlGsq/zAM5wuNtTJE ekESPLrlpxsxdeN6SOmJOEkepmKX9fEi5zHQjvJHjKNvwqr0/YEyq98YFKVGB8cFb9AEidlOA2T oCqjkjrfoJ6/ydG7uFBIgmexYcZJd2Hf0TS30tZneS6j+a4tUZoT2GEOAgAPIqodPTOtiDImjPt ou0A+3UMZAOo2Dr6eSPxuExXXIqLI2DjocBfZIhvD4AfifBXUDfLXovWBwxYDbHjmmgtg4Ys7BC 4lLtLUYwVnhRF7Iiua6ViVF3xc31hg== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-10-16_02,2025-10-13_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 bulkscore=0 spamscore=0 clxscore=1015 impostorscore=0 phishscore=0 adultscore=0 suspectscore=0 priorityscore=1501 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2510020000 definitions=main-2510100140 Received-SPF: pass client-ip=148.163.158.5; envelope-from=iii@linux.ibm.com; helo=mx0b-001b2d01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 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 v2: https://lore.kernel.org/qemu-devel/20251015142141.3238-1-iii@linux.ibm.com/ v2 -> v3: Rearm the timer on control register load (Thomas). Add Thomas' R-b to the test. v1: https://lore.kernel.org/qemu-devel/20251014160743.398093-1-iii@linux.ibm.com/ v1 -> v2: Add Thomas' R-b. Cc: stable (Michael). Improve formatting, commit messages, and test (Ilya). Hi, While trying to (so far unsuccessfully) reproduce [1], I found two bugs in the clock comparator handling. This series fixes both and adds a test. [1] https://lore.kernel.org/lkml/ab3131a2-c42a-47ff-bf03-e9f68ac053c0@t-8ch.de/ Best regards, Ilya Ilya Leoshkevich (3): target/s390x: Fix missing interrupts for small CKC values target/s390x: Fix missing clock-comparator interrupts after reset tests/tcg/s390x: Test SET CLOCK COMPARATOR target/s390x/tcg/mem_helper.c | 11 ++++- target/s390x/tcg/misc_helper.c | 12 ++++-- tests/tcg/s390x/Makefile.softmmu-target | 1 + tests/tcg/s390x/sckc.S | 55 +++++++++++++++++++++++++ 4 files changed, 74 insertions(+), 5 deletions(-) create mode 100644 tests/tcg/s390x/sckc.S -- 2.51.0