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GET /api/patches/2218896/?format=api
{ "id": 2218896, "url": "http://patchwork.ozlabs.org/api/patches/2218896/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260402022921.298818-7-kshk@linux.ibm.com/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260402022921.298818-7-kshk@linux.ibm.com>", "list_archive_url": null, "date": "2026-04-02T02:29:12", "name": "[06/15] s390x/pci: Remove a ptr to S390PCIBusDevice from S390PCIIOMMU", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "a7bafae41bde8fe2c352986dcd966a16ecd07feb", "submitter": { "id": 90249, "url": "http://patchwork.ozlabs.org/api/people/90249/?format=api", "name": "Konstantin Shkolnyy", "email": "kshk@linux.ibm.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260402022921.298818-7-kshk@linux.ibm.com/mbox/", "series": [ { "id": 498419, "url": "http://patchwork.ozlabs.org/api/series/498419/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=498419", "date": "2026-04-02T02:29:08", "name": "s390x/pci: Implement migration for emulated devices", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/498419/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2218896/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2218896/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256\n header.s=pp1 header.b=I5G5G6CF;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc\n :content-transfer-encoding:date:from:in-reply-to:message-id\n :mime-version:references:subject:to; s=pp1; bh=W0304v40uMg9cvp2E\n 1tL4dSTvNqIXAhMIqxF4i8Fq+s=; b=I5G5G6CFG+y+L1WNlTnzq4oJ2d7Wa3fIr\n +YFtHyMefA0k1U4HbL37FrFf6ipzI83Ltr/MnAIiXRuQ5+hJh3hK/g9ppODgHMQW\n vpUoFZSBvAanzqBOPP1TjBV7N3LrcigxwApBo99Ie9CHX14I+8BwQbe9C0W4TaIk\n YzH+NLVL1OWXXXJAstHRJOnlrtexZrr702qIwXfmHIkgPFiKS3cS7DBu4YWv3iOB\n A7lsSp0Q7hEm6S7L6mmcV5D3SmpK6yOHiEG9iRgR79GE7AcvQB234Zz+1A1xqDun\n HYhw4FAuTgyjC7BWXT7yUv48yZjwdKDY4jnawbG77f1vljmKwGSLA==", "From": "Konstantin Shkolnyy <kshk@linux.ibm.com>", "To": "mjrosato@linux.ibm.com", "Cc": "alifm@linux.ibm.com, richard.henderson@linaro.org, iii@linux.ibm.com,\n david@kernel.org, cohuck@redhat.com, pasic@linux.ibm.com,\n borntraeger@linux.ibm.com, qemu-s390x@nongnu.org,\n qemu-devel@nongnu.org, Konstantin Shkolnyy <kshk@linux.ibm.com>", "Subject": "[PATCH 06/15] s390x/pci: Remove a ptr to S390PCIBusDevice from\n S390PCIIOMMU", "Date": "Wed, 1 Apr 2026 21:29:12 -0500", "Message-Id": "<20260402022921.298818-7-kshk@linux.ibm.com>", "X-Mailer": "git-send-email 2.34.1", "In-Reply-To": "<20260402022921.298818-1-kshk@linux.ibm.com>", "References": "<20260402022921.298818-1-kshk@linux.ibm.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-TM-AS-GCONF": "00", "X-Proofpoint-Spam-Details-Enc": "AW1haW4tMjYwNDAyMDAxOSBTYWx0ZWRfX4xuM1kw4TAcw\n U45OiW1g4Zlxe6nMetJhxQLdrLyLKb29lKMPWC98mY8WCYYy+vA18g5O7TKJxGitNl0JAGAIWHR\n 7ok4daBTwY2S4Q2//RmXQcotHblI8prfT0rdiJ11EIROwjyHysW9Cf3JcPX71o5O/+3oC3gG4Ut\n k9a2t2kHM8merzj6pWPtyJRsL17i10HGvS39HbPBdiJgrjSBu1Lsl6+kpDRpJn2ktE+O6STakO+\n FdHvICFxYgvOzdPw+sGen2LRlG2cvvOtUPv927KYgDLmQwYRHHq/SGVIcoQw6GDn3gZerkCQQ0F\n WH+4Pn1lXjgdSOvefaJkvyAsPJ3uJPAEl4sdQFfJdcuoiWcZCXnylfrIbnaZh6JZwYSM04s0PIn\n L1lqjSWn/YlPl3r73uID0BpeFbzsqc7R+U1oJIN34CXSRoSvBWZlTLmUvQkEnPdyNgTolrpI/jC\n 35Z1y+dYnZDl9qNjilw==", "X-Authority-Analysis": "v=2.4 cv=QKZlhwLL c=1 sm=1 tr=0 ts=69cdd4a6 cx=c_pps\n a=AfN7/Ok6k8XGzOShvHwTGQ==:117 a=AfN7/Ok6k8XGzOShvHwTGQ==:17\n a=A5OVakUREuEA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22\n a=Y2IxJ9c9Rs8Kov3niI8_:22 a=VnNF1IyMAAAA:8 a=yINFAIt2aqTEABBYJGoA:9", "X-Proofpoint-GUID": "4OsIh1I2fb5h98jDnNJMo0WeibUnNbMd", "X-Proofpoint-ORIG-GUID": "4OsIh1I2fb5h98jDnNJMo0WeibUnNbMd", "X-Proofpoint-Virus-Version": "vendor=baseguard\n engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49\n definitions=2026-04-01_05,2026-04-01_02,2025-10-01_01", "X-Proofpoint-Spam-Details": "rule=outbound_notspam policy=outbound score=0\n lowpriorityscore=0 phishscore=0 adultscore=0 impostorscore=0 clxscore=1011\n spamscore=0 bulkscore=0 priorityscore=1501 suspectscore=0 malwarescore=0\n classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0\n reason=mlx scancount=1 engine=8.22.0-2603050001 definitions=main-2604020019", "Received-SPF": "pass client-ip=148.163.158.5; envelope-from=kshk@linux.ibm.com;\n helo=mx0b-001b2d01.pphosted.com", "X-Spam_score_int": "-6", "X-Spam_score": "-0.7", "X-Spam_bar": "/", "X-Spam_report": "(-0.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7,\n RCVD_IN_MSPIKE_H4=-0.01, RCVD_IN_MSPIKE_WL=-0.01,\n RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=1, RCVD_IN_VALIDITY_RPBL_BLOCKED=1,\n SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no", "X-Spam_action": "no action", "X-BeenThere": "qemu-devel@nongnu.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "qemu development <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "This pointer is no longer used, after fields were moved from S390PCIIOMMU\nto S390PCIBusDevice.\n\nSigned-off-by: Konstantin Shkolnyy <kshk@linux.ibm.com>\n---\n hw/s390x/s390-pci-bus.c | 15 +++++++--------\n include/hw/s390x/s390-pci-bus.h | 1 -\n 2 files changed, 7 insertions(+), 9 deletions(-)", "diff": "diff --git a/hw/s390x/s390-pci-bus.c b/hw/s390x/s390-pci-bus.c\nindex 3f3123e62a..83e9ca99f3 100644\n--- a/hw/s390x/s390-pci-bus.c\n+++ b/hw/s390x/s390-pci-bus.c\n@@ -551,7 +551,7 @@ static IOMMUTLBEntry s390_translate_iommu(IOMMUMemoryRegion *mr, hwaddr addr,\n .perm = IOMMU_NONE,\n };\n \n- switch (iommu->pbdev->state) {\n+ switch (pbdev->state) {\n case ZPCI_FS_ENABLED:\n case ZPCI_FS_BLOCKED:\n if (!iommu->enabled) {\n@@ -586,9 +586,9 @@ static IOMMUTLBEntry s390_translate_iommu(IOMMUMemoryRegion *mr, hwaddr addr,\n }\n err:\n if (error) {\n- iommu->pbdev->state = ZPCI_FS_ERROR;\n- s390_pci_generate_error_event(error, iommu->pbdev->fh,\n- iommu->pbdev->fid, addr, 0);\n+ pbdev->state = ZPCI_FS_ERROR;\n+ s390_pci_generate_error_event(error, pbdev->fh,\n+ pbdev->fid, addr, 0);\n }\n return ret;\n }\n@@ -767,7 +767,7 @@ void s390_pci_iommu_enable(S390PCIBusDevice *pbdev)\n * so the smallest IOMMU region we can define runs from 0 to the end\n * of the PCI address space.\n */\n- char *name = g_strdup_printf(\"iommu-s390-%04x\", iommu->pbdev->uid);\n+ char *name = g_strdup_printf(\"iommu-s390-%04x\", pbdev->uid);\n memory_region_init_iommu(&pbdev->iommu_mr, sizeof(pbdev->iommu_mr),\n TYPE_S390_IOMMU_MEMORY_REGION, OBJECT(&iommu->mr),\n name, iommu->pal + 1);\n@@ -788,14 +788,14 @@ void s390_pci_iommu_direct_map_enable(S390PCIBusDevice *pbdev)\n * IOVA X + SDMA. VFIO will handle pinning via its memory listener.\n */\n g_autofree char *name = g_strdup_printf(\"iommu-dm-s390-%04x\",\n- iommu->pbdev->uid);\n+ pbdev->uid);\n \n pbdev->dm_mr = g_malloc0(sizeof(*pbdev->dm_mr));\n memory_region_init_alias(pbdev->dm_mr, OBJECT(&iommu->mr), name,\n get_system_memory(), 0,\n s390_get_memory_limit(s390ms));\n iommu->enabled = true;\n- memory_region_add_subregion(&iommu->mr, iommu->pbdev->zpci_fn.sdma,\n+ memory_region_add_subregion(&iommu->mr, pbdev->zpci_fn.sdma,\n pbdev->dm_mr);\n }\n \n@@ -1187,7 +1187,6 @@ static void s390_pcihost_plug(HotplugHandler *hotplug_dev, DeviceState *dev,\n \n pbdev->pdev = pdev;\n pbdev->iommu = s390_pci_get_iommu(s, pci_get_bus(pdev), pdev->devfn);\n- pbdev->iommu->pbdev = pbdev;\n pbdev->state = ZPCI_FS_DISABLED;\n set_pbdev_info(pbdev);\n \ndiff --git a/include/hw/s390x/s390-pci-bus.h b/include/hw/s390x/s390-pci-bus.h\nindex d9bafd6859..fcaaf19512 100644\n--- a/include/hw/s390x/s390-pci-bus.h\n+++ b/include/hw/s390x/s390-pci-bus.h\n@@ -273,7 +273,6 @@ typedef struct S390PCIDMACount {\n \n struct S390PCIIOMMU {\n Object parent_obj;\n- S390PCIBusDevice *pbdev;\n AddressSpace as;\n MemoryRegion mr;\n bool enabled;\n", "prefixes": [ "06/15" ] }