From nobody Wed Apr 2 15:44:13 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1742785377273348.1902809281984; Sun, 23 Mar 2025 20:02:57 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1twY4d-0007Oi-UK; Sun, 23 Mar 2025 23:01:59 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1twY4a-0007OI-Q6 for qemu-devel@nongnu.org; Sun, 23 Mar 2025 23:01:56 -0400 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1twY4X-0003Fr-Ju for qemu-devel@nongnu.org; Sun, 23 Mar 2025 23:01:56 -0400 Received: from loongson.cn (unknown [10.2.5.213]) by gateway (Coremail) with SMTP id _____8CxNHAay+BnsqijAA--.12725S3; Mon, 24 Mar 2025 11:01:46 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.213]) by front1 (Coremail) with SMTP id qMiowMBx3MQZy+Bn0xRdAA--.10121S3; Mon, 24 Mar 2025 11:01:46 +0800 (CST) From: Bibo Mao To: Song Gao , Markus Armbruster Cc: Jiaxun Yang , qemu-devel@nongnu.org, Paolo Bonzini Subject: [PATCH v7 1/2] hw/loongarch/virt: Fix cpuslot::cpu set at last in virt_cpu_plug() Date: Mon, 24 Mar 2025 11:01:44 +0800 Message-Id: <20250324030145.3037408-2-maobibo@loongson.cn> X-Mailer: git-send-email 2.39.3 In-Reply-To: <20250324030145.3037408-1-maobibo@loongson.cn> References: <20250324030145.3037408-1-maobibo@loongson.cn> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: qMiowMBx3MQZy+Bn0xRdAA--.10121S3 X-CM-SenderInfo: xpdruxter6z05rqj20fqof0/ X-Coremail-Antispam: 1Uk129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7KY7 ZEXasCq-sGcSsGvfJ3UbIjqfuFe4nvWSU5nxnvy29KBjDU0xBIdaVrnUUvcSsGvfC2Kfnx nUUI43ZEXa7xR_UUUUUUUUU== Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=114.242.206.163; envelope-from=maobibo@loongson.cn; helo=mail.loongson.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, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-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: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1742785380841116600 Content-Type: text/plain; charset="utf-8" In function virt_cpu_plug(), Object cpuslot::cpu is set at last only when there is no any error, otherwise it is problematic that cpuslot::cpu is set in advance however it returns because of error. Fixes: ab9935d2991e (hw/loongarch/virt: Implement cpu plug interface) Signed-off-by: Bibo Mao Reviewed-by: Markus Armbruster --- hw/loongarch/virt.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/hw/loongarch/virt.c b/hw/loongarch/virt.c index e25864214f..504f8755a0 100644 --- a/hw/loongarch/virt.c +++ b/hw/loongarch/virt.c @@ -973,8 +973,6 @@ static void virt_cpu_plug(HotplugHandler *hotplug_dev, LoongArchVirtMachineState *lvms =3D LOONGARCH_VIRT_MACHINE(hotplug_dev= ); Error *err =3D NULL; =20 - cpu_slot =3D virt_find_cpu_slot(MACHINE(lvms), cpu->phy_id); - cpu_slot->cpu =3D CPU(dev); if (lvms->ipi) { hotplug_handler_plug(HOTPLUG_HANDLER(lvms->ipi), dev, &err); if (err) { @@ -998,6 +996,8 @@ static void virt_cpu_plug(HotplugHandler *hotplug_dev, } } =20 + cpu_slot =3D virt_find_cpu_slot(MACHINE(lvms), cpu->phy_id); + cpu_slot->cpu =3D CPU(dev); return; } =20 --=20 2.39.3