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Wed, 22 Oct 2025 21:24:12 +0000 (GMT) From: Farhan Ali To: linux-s390@vger.kernel.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org Cc: helgaas@kernel.org, alifm@linux.ibm.com, schnelle@linux.ibm.com, mjrosato@linux.ibm.com, bblock@linux.ibm.com, agordeev@linux.ibm.com, gor@linux.ibm.com, hca@linux.ibm.com Subject: [PATCH v2 0/2] PCI fixes for s390 Date: Wed, 22 Oct 2025 14:24:09 -0700 Message-ID: <20251022212411.1989-1-alifm@linux.ibm.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: 9eTrJa3sJLmOBSfpzXdfWtwMpQHqYva_ X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMDE4MDAyMiBTYWx0ZWRfXyokGn8KHlvPm NPSSb14SaSnneP3yIjhbz8+wUhEZzB50l0MTGBoWdOjn6WXQHyl78+GJ7dHqTqZWlvbfwoGkgc+ 3O5PwJIy9+oS8SaLS/Rf/ChQl17WE1dG9v9k2WV7HNir3pwwUcQX6G8Olxh85JzDNaWJ2SnH9Pa XmDTB6OMcBx2AQN053rNu3vwesGiCZ04pHD7gW/zWaUKONnSw0cJe2A+Cbdj+GUsbYJeGCQ4VZf HuMOBPvtM9mnyHvTYn/7FMR1t74J6ShfBMRTb0mmjCnEkSmUCBVZMmN+sIAPCgRbtPKDvjGiNUP LmS7YfxPBLaubuskbcg3zETxtlCRh0IQq0pDrczg24wLw1ZBLMyvFE26gaOIXwtLsUAeCP4C0Kg bTTEGMB4FLfjgg9hoGPxC0shmnQu6Q== X-Proofpoint-GUID: 9eTrJa3sJLmOBSfpzXdfWtwMpQHqYva_ X-Authority-Analysis: v=2.4 cv=SKNPlevH c=1 sm=1 tr=0 ts=68f94b80 cx=c_pps a=bLidbwmWQ0KltjZqbj+ezA==:117 a=bLidbwmWQ0KltjZqbj+ezA==:17 a=x6icFKpwvdMA:10 a=VkNPw1HP01LnGYTKEx00:22 a=VwQbUJbxAAAA:8 a=VnNF1IyMAAAA:8 a=XBVAZEMcYQg2izrzrm0A:9 a=HhbK4dLum7pmb74im6QT:22 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=2025-10-22_08,2025-10-22_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 malwarescore=0 suspectscore=0 clxscore=1015 priorityscore=1501 spamscore=0 impostorscore=0 bulkscore=0 lowpriorityscore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2510020000 definitions=main-2510180022 Hi, I came across some issues in PCI code for s390 while working on VFIO error recovery for s390 PCI devices [1]. These patches can be indepedently applied and has no depedency on error recovery patch series. We would like to get these patches merged as they do fix some existing issues. [1] https://lore.kernel.org/all/20250924171628.826-1-alifm@linux.ibm.com/ ChangeLog --------- v1 -> v2 - Re-work patch 1 on setting per_func_slot flag. The flag is set if platform enables per function pci slots (currently only enabled for s390). - Drop R-b tags for patch 1. Thanks Farhan Farhan Ali (2): PCI: Allow per function PCI slots s390/pci: Add architecture specific resource/bus address translation arch/s390/pci/pci.c | 74 +++++++++++++++++++++++++++++++++++++++ drivers/pci/host-bridge.c | 4 +-- drivers/pci/pci.c | 5 +-- drivers/pci/slot.c | 25 +++++++++++-- include/linux/pci.h | 1 + 5 files changed, 102 insertions(+), 7 deletions(-) -- 2.43.0