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Wed, 12 Aug 2026 18:53:11 +0000 (GMT) Received: from [9.61.247.231] (unknown [9.61.247.231]) by smtpav05.wdc07v.mail.ibm.com (Postfix) with ESMTP; Wed, 12 Aug 2026 18:53:10 +0000 (GMT) Message-ID: Date: Wed, 12 Aug 2026 11:53:10 -0700 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v23 0/5] [PCI] Error recovery for vfio-pci devices on s390x To: linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org Cc: helgaas@kernel.org, alex@shazbot.org, schnelle@linux.ibm.com, mjrosato@linux.ibm.com References: <20260805165518.794-1-alifm@linux.ibm.com> Content-Language: en-US From: Farhan Ali In-Reply-To: <20260805165518.794-1-alifm@linux.ibm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODEyMDE0OSBTYWx0ZWRfX/yiN4HyNWESO s9TVlxIcYcAVC/T5EcNzCCVd9sk750h6WgSsFqv0nOpsLhtUTMxfcicU59uqryX0y+tLlhNBB33 4iQ6tvjF0ZGoaKB3XrPDuB1bh7FDgAT7erXzxg4oxabg9LV2UO6U4067G2jjs3iRdS+FWTQ2pZt LSjRoUdsHKNOR5Phqc+X5dfdYVaybTex9b9I/HF+3aMkGnsEyMOIcOu4ZOOHfmXlYmbWV2UHyPr gFCiUQZYEAcUQMqzBijzUjcyPKxEPAHeOA8OdkiN+FAJYSxd1VhpKF6VbZJid/vabyZqmpp/LGF aaa+hUgX1NdT96TtH3v0ecet68ChewshK9TztzcfsOEkn/EahyxmnnWdhwMZzSF48DBLaSaxuml N6s+S7+h/kpD4zwrwg3ZmoUG4OTi4yjAFvOGoszcPjsUxlT8QzhXKg3rdIDTXj5PP4xi7Q0B4yB KZfp2SgIKdw1WKsiE9Q== X-Proofpoint-ORIG-GUID: tj6lJJ_B8AxUO-zVHz0Qj_kRFHX5_Tez X-Proofpoint-Spam-Info: AW1haW4tMjYwODEyMDE0OSBTYWx0ZWRfX4rbqHjseqWSx 7fnx4JOHXULBXwYpBF/cFod9foIpPmfOCZfptshXfZRSKjdfrcsdxktOdnP8+VpH3Wk7CKwWY6u q2Qs3AeM9p2OhGHOFNwNQbWlot218lI= X-Authority-Analysis: v=2.4 cv=IfK3n2qa c=1 sm=1 tr=0 ts=6a7cc11a cx=c_pps a=5BHTudwdYE3Te8bg5FgnPg==:117 a=5BHTudwdYE3Te8bg5FgnPg==:17 a=IkcTkHD0fZMA:10 a=Sv0fKeRqtYgA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=U7nrCbtTmkRpXpFmAIza:22 a=VwQbUJbxAAAA:8 a=VnNF1IyMAAAA:8 a=r1p2_3pzAAAA:8 a=2uVeXHBKdPZxKLczT7kA:9 a=QEXdDO2ut3YA:10 a=O8hF6Hzn-FEA:10 a=r_pkcD-q9-ctt7trBg_g:22 X-Proofpoint-GUID: tj6lJJ_B8AxUO-zVHz0Qj_kRFHX5_Tez X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-08-12_05,2026-08-12_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 priorityscore=1501 impostorscore=0 bulkscore=0 clxscore=1015 lowpriorityscore=0 adultscore=0 malwarescore=0 spamscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608120149 Hi Bjorn, Polite ping on this version. Thanks Farhan On 8/5/2026 9:55 AM, Farhan Ali wrote: > Hi Bjorn, > > This patch set includes only the PCI patches of the original series for > error recovery for vfio-pci devices on s390x [1]. Breaking up the patch > series into PCI and VFIO only patches to make merging easier based on > discussion with Alex [2]. > > Thanks > Farhan > > [1] https://lore.kernel.org/all/20260520171113.1111-1-alifm@linux.ibm.com/ > [2] https://lore.kernel.org/all/20260602163344.1eda12d2@shazbot.org/ > > ChangeLog > --------- > v22: https://lore.kernel.org/all/20260720192505.2957-1-alifm@linux.ibm.com/ > v22 -> v23: > - Split placeholder constant into a separate patch (patch 1). > - Rebase on 7.2-rc6 > > v21: https://lore.kernel.org/all/20260630164807.643-1-alifm@linux.ibm.com/ > v21 -> v22 > - Ammend commit message for patch 1. > - Rebase on 7.2-rc4 > > v20 https://lore.kernel.org/all/20260622171840.1618-1-alifm@linux.ibm.com/ > v20 -> v21 > - Amend commit message to include Fixes tag and cc stable (patch 4). > - Rebase on 7.2-rc1. > > v19 https://lore.kernel.org/all/20260615183524.2880-1-alifm@linux.ibm.com/ > v19 -> v20 > - Unconditionally enable Memory bit while restoring MSI-X (patch 4). > Fixes an issue found with sashiko. > > v18 https://lore.kernel.org/all/20260603181647.2215-1-alifm@linux.ibm.com/ > v18 -> v19 > - Move config space accessible check to pcie_flr() function (based on > discussion of Sashiko review) > > - Fix a gap in MSI-X restoration (patch 4). > > - Rebase on 7.1-rc7 > > v17 -> v18 > - Rebase on 7.1-rc6. > > Farhan Ali (5): > PCI: Introduce PCI_SLOT_PLACEHOLDER constant for slot_nr placeholder > value > PCI: Allow per function PCI slots to fix slot reset on s390 > PCI: Avoid saving config space state if inaccessible > PCI: Fail FLR when config space is inaccessible > PCI/MSI: Enable memory decoding before restoring MSI-X messages > > drivers/pci/hotplug/pnv_php.c | 2 +- > drivers/pci/hotplug/rpaphp_slot.c | 2 +- > drivers/pci/msi/msi.c | 10 +++++++ > drivers/pci/pci.c | 32 ++++++++++++++++++-- > drivers/pci/slot.c | 50 +++++++++++++++++++++---------- > include/linux/pci.h | 8 +++-- > 6 files changed, 82 insertions(+), 22 deletions(-) >