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GET /api/1.2/patches/2235288/?format=api
{ "id": 2235288, "url": "http://patchwork.ozlabs.org/api/1.2/patches/2235288/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260509024539.90998-3-guobin@linux.alibaba.com/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/1.2/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": "<20260509024539.90998-3-guobin@linux.alibaba.com>", "list_archive_url": null, "date": "2026-05-09T02:45:39", "name": "[2/2] kvm: fix kvm_irqchip_release_virq loop after swap-remove", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "c714bc21a3e98d1bbb002fab5152ce88937be254", "submitter": { "id": 91693, "url": "http://patchwork.ozlabs.org/api/1.2/people/91693/?format=api", "name": "Bin Guo", "email": "guobin@linux.alibaba.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260509024539.90998-3-guobin@linux.alibaba.com/mbox/", "series": [ { "id": 503478, "url": "http://patchwork.ozlabs.org/api/1.2/series/503478/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=503478", "date": "2026-05-09T02:45:38", "name": "kvm: minor cleanups in kvm_close and kvm_irqchip_release_virq", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/503478/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2235288/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2235288/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 (1024-bit key;\n unprotected) header.d=linux.alibaba.com header.i=@linux.alibaba.com\n header.a=rsa-sha256 header.s=default header.b=mhlyFTt7;\n\tdkim-atps=neutral", "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 4gC9PP6vl6z1yMt\n\tfor <incoming@patchwork.ozlabs.org>; Sat, 09 May 2026 12:47:04 +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 1wLXi6-0007ti-9F; Fri, 08 May 2026 22:46:34 -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 <guobin@linux.alibaba.com>)\n id 1wLXhj-0007sW-R8\n for qemu-devel@nongnu.org; Fri, 08 May 2026 22:46:16 -0400", "from out30-97.freemail.mail.aliyun.com ([115.124.30.97])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <guobin@linux.alibaba.com>)\n id 1wLXhg-0003Cp-T7\n for qemu-devel@nongnu.org; Fri, 08 May 2026 22:46:11 -0400", "from localhost(mailfrom:guobin@linux.alibaba.com\n fp:SMTPD_---0X2Z4CJH_1778294755 cluster:ay36) by smtp.aliyun-inc.com;\n Sat, 09 May 2026 10:46:01 +0800" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=linux.alibaba.com; s=default;\n t=1778294761; h=From:To:Subject:Date:Message-ID:MIME-Version;\n bh=bOHocsDjBbGwePHYMHf0XP/MmULd8FxzUFtMETBjpTg=;\n b=mhlyFTt7mQJTflIDK6VsjxnLBHECPgoegRyHOayuazip2kIf2i01YWdl0gByYce3xJSdgbRigkPwCdNGXVPBJQxR2YGNsZWr68kNQqHhTXZGpeMBrF9pSKywddCB0wxivLblgzWFS7Ce4lf/NwVEREIvpBejhPAruqr0JEoZn/4=", "X-Alimail-AntiSpam": "AC=PASS; BC=-1|-1; BR=01201311R101e4; CH=green;\n DM=||false|;\n DS=||; FP=0|-1|-1|-1|0|-1|-1|-1; HT=maildocker-contentspam033037033178;\n MF=guobin@linux.alibaba.com; NM=1; PH=DS; RN=3; SR=0;\n TI=SMTPD_---0X2Z4CJH_1778294755;", "From": "Bin Guo <guobin@linux.alibaba.com>", "To": "qemu-devel@nongnu.org", "Cc": "pbonzini@redhat.com,\n\tkvm@vger.kernel.org", "Subject": "[PATCH 2/2] kvm: fix kvm_irqchip_release_virq loop after swap-remove", "Date": "Sat, 9 May 2026 10:45:39 +0800", "Message-ID": "<20260509024539.90998-3-guobin@linux.alibaba.com>", "X-Mailer": "git-send-email 2.50.1", "In-Reply-To": "<20260509024539.90998-1-guobin@linux.alibaba.com>", "References": "<20260509024539.90998-1-guobin@linux.alibaba.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Received-SPF": "pass client-ip=115.124.30.97;\n envelope-from=guobin@linux.alibaba.com;\n helo=out30-97.freemail.mail.aliyun.com", "X-Spam_score_int": "-174", "X-Spam_score": "-17.5", "X-Spam_bar": "-----------------", "X-Spam_report": "(-17.5 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, ENV_AND_HDR_SPF_MATCH=-0.5,\n RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001,\n UNPARSEABLE_RELAY=0.001, USER_IN_DEF_DKIM_WL=-7.5,\n USER_IN_DEF_SPF_WL=-7.5 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": "In kvm_irqchip_release_virq(), when an entry matching the target GSI is\nfound, the code removes it by swapping in the last entry:\n\n s->irq_routes->nr--;\n *e = s->irq_routes->entries[s->irq_routes->nr];\n\nHowever, the loop then increments `i` unconditionally, which means the\nnewly-swapped entry at position `i` is never re-checked. If that entry\nalso has `gsi == virq`, it will be skipped and left in the routing\ntable.\n\nFix this by decrementing `i` after the swap, so the same index is\nre-examined in the next iteration.\n\nSigned-off-by: Bin Guo <guobin@linux.alibaba.com>\n---\n accel/kvm/kvm-all.c | 1 +\n 1 file changed, 1 insertion(+)", "diff": "diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c\nindex 70bc2c86a2..3c5b62c97e 100644\n--- a/accel/kvm/kvm-all.c\n+++ b/accel/kvm/kvm-all.c\n@@ -2278,6 +2278,7 @@ void kvm_irqchip_release_virq(KVMState *s, int virq)\n if (e->gsi == virq) {\n s->irq_routes->nr--;\n *e = s->irq_routes->entries[s->irq_routes->nr];\n+ i--;\n }\n }\n clear_gsi(s, virq);\n", "prefixes": [ "2/2" ] }