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GET /api/patches/2227610/?format=api
{ "id": 2227610, "url": "http://patchwork.ozlabs.org/api/patches/2227610/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260424023904.261258-1-zhaoguohan@kylinos.cn/", "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": "<20260424023904.261258-1-zhaoguohan@kylinos.cn>", "list_archive_url": null, "date": "2026-04-24T02:39:04", "name": "vfio: propagate IRQ notifier registration failure", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "7cce667c39a7b6356e6fff0f355d510c6868bb5f", "submitter": { "id": 92952, "url": "http://patchwork.ozlabs.org/api/people/92952/?format=api", "name": "GuoHan Zhao", "email": "zhaoguohan@kylinos.cn" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260424023904.261258-1-zhaoguohan@kylinos.cn/mbox/", "series": [ { "id": 501281, "url": "http://patchwork.ozlabs.org/api/series/501281/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=501281", "date": "2026-04-24T02:39:04", "name": "vfio: propagate IRQ notifier registration failure", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/501281/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2227610/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2227610/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 spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; helo=lists1p.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)", "Received": [ "from lists1p.gnu.org (lists1p.gnu.org [209.51.188.17])\n\t(using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4g1xy90zz9z1y2d\n\tfor <incoming@patchwork.ozlabs.org>; Fri, 24 Apr 2026 12:40:01 +1000 (AEST)", "from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists1p.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from <qemu-devel-bounces@nongnu.org>)\n\tid 1wG6SQ-000260-UE; Thu, 23 Apr 2026 22:39:54 -0400", "from eggs.gnu.org ([2001:470:142:3::10])\n by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <zhaoguohan@kylinos.cn>)\n id 1wG6SO-00025o-Jb; Thu, 23 Apr 2026 22:39:52 -0400", "from mailgw.kylinos.cn ([124.126.103.232])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <zhaoguohan@kylinos.cn>)\n id 1wG6SJ-00019I-Hp; Thu, 23 Apr 2026 22:39:52 -0400", "from localhost.localdomain [(116.128.244.171)] by mailgw.kylinos.cn\n (envelope-from <zhaoguohan@kylinos.cn>)\n (Generic MTA with TLSv1.3 TLS_AES_256_GCM_SHA384 256/256)\n with ESMTP id 1970397967; Fri, 24 Apr 2026 10:39:35 +0800" ], "X-UUID": [ "d4a3ebce3f8611f1aa26b74ffac11d73-20260424", "d4a3ebce3f8611f1aa26b74ffac11d73-20260424" ], "X-CID-O-RULE": "Release_Ham", "X-CID-RULE": "Release_Ham", "X-CID-O-INFO": "VERSION:1.3.12, REQID:345f9eab-8f65-428d-b72b-f10364ce9dd6,\n IP:15,\n URL:0,TC:0,Content:0,EDM:0,RT:0,SF:-30,FILE:0,BULK:0,RULE:Release_Ham,ACTI\n ON:release,TS:-15", "X-CID-INFO": "VERSION:1.3.12, REQID:345f9eab-8f65-428d-b72b-f10364ce9dd6, IP:15,\n UR\n L:0,TC:0,Content:0,EDM:0,RT:0,SF:-30,FILE:0,BULK:0,RULE:Release_Ham,ACTION\n :release,TS:-15", "X-CID-META": "VersionHash:e7bac3a, CLOUDID:15b98f039f3999fd9d4ad30c698fc93a,\n BulkI\n D:2604241039377AJEGR2B,BulkQuantity:0,Recheck:0,SF:10|38|66|78|102|123|127\n |850|898,TC:nil,Content:0|15|50,EDM:-3,IP:-2,URL:0,File:nil,RT:nil,Bulk:ni\n l,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE\n :0,ARC:0", "X-CID-BVR": "2,SSN|SDN", "X-CID-BAS": "2,SSN|SDN,0,_", "X-CID-FACTOR": "TF_CID_SPAM_SNR", "X-CID-RHF": "D41D8CD98F00B204E9800998ECF8427E", "X-User": "zhaoguohan@kylinos.cn", "From": "zhaoguohan@kylinos.cn", "To": "Tony Krowiak <akrowiak@linux.ibm.com>, Halil Pasic <pasic@linux.ibm.com>,\n Jason Herne <jjherne@linux.ibm.com>, Alex Williamson <alex@shazbot.org>,\n\t=?utf-8?q?C=C3=A9dric_Le_Goater?= <clg@redhat.com>", "Cc": "Cornelia Huck <cohuck@redhat.com>, Eric Farman <farman@linux.ibm.com>,\n Matthew Rosato <mjrosato@linux.ibm.com>, qemu-s390x@nongnu.org,\n qemu-devel@nongnu.org", "Subject": "[PATCH] vfio: propagate IRQ notifier registration failure", "Date": "Fri, 24 Apr 2026 10:39:04 +0800", "Message-ID": "<20260424023904.261258-1-zhaoguohan@kylinos.cn>", "X-Mailer": "git-send-email 2.43.0", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Received-SPF": "pass client-ip=124.126.103.232;\n envelope-from=zhaoguohan@kylinos.cn; helo=mailgw.kylinos.cn", "X-Spam_score_int": "-18", "X-Spam_score": "-1.9", "X-Spam_bar": "-", "X-Spam_report": "(-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001,\n SPF_PASS=-0.001, UNPARSEABLE_RELAY=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": "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": "From: GuoHan Zhao <zhaoguohan@kylinos.cn>\n\nvfio_ap_register_irq_notifier() and vfio_ccw_register_irq_notifier() clean\nup the fd handler and EventNotifier when vfio_device_irq_set_signaling()\nfails, but still return true to their callers.\n\nReturn false after cleanup so callers can handle the failed registration\npath instead of treating it as a successful notifier setup.\n\nSigned-off-by: GuoHan Zhao <zhaoguohan@kylinos.cn>\n---\n hw/vfio/ap.c | 1 +\n hw/vfio/ccw.c | 1 +\n 2 files changed, 2 insertions(+)", "diff": "diff --git a/hw/vfio/ap.c b/hw/vfio/ap.c\nindex 276ae8c207bf..6e2a1223ea8d 100644\n--- a/hw/vfio/ap.c\n+++ b/hw/vfio/ap.c\n@@ -193,6 +193,7 @@ static bool vfio_ap_register_irq_notifier(VFIOAPDevice *vapdev,\n errp)) {\n qemu_set_fd_handler(fd, NULL, NULL, vapdev);\n event_notifier_cleanup(notifier);\n+ return false;\n }\n \n return true;\ndiff --git a/hw/vfio/ccw.c b/hw/vfio/ccw.c\nindex ff6ab9a7408f..c3dc7c196235 100644\n--- a/hw/vfio/ccw.c\n+++ b/hw/vfio/ccw.c\n@@ -431,6 +431,7 @@ static bool vfio_ccw_register_irq_notifier(VFIOCCWDevice *vcdev,\n VFIO_IRQ_SET_ACTION_TRIGGER, fd, errp)) {\n qemu_set_fd_handler(fd, NULL, NULL, vcdev);\n event_notifier_cleanup(notifier);\n+ return false;\n }\n \n return true;\n", "prefixes": [] }