From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from smtp2.osuosl.org (smtp2.osuosl.org [140.211.166.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id DFD25C64EC4 for ; Wed, 8 Feb 2023 01:22:26 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp2.osuosl.org (Postfix) with ESMTP id 585ED40B66; Wed, 8 Feb 2023 01:22:26 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp2.osuosl.org 585ED40B66 Authentication-Results: smtp2.osuosl.org; dkim=fail reason="signature verification failed" (1024-bit key, unprotected) header.d=microsoft.com header.i=@microsoft.com header.a=rsa-sha256 header.s=selector2 header.b=DHN61JtY X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp2.osuosl.org ([127.0.0.1]) by localhost (smtp2.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id sSKOGviOxqsY; Wed, 8 Feb 2023 01:22:25 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by smtp2.osuosl.org (Postfix) with ESMTPS id BD456404B3; Wed, 8 Feb 2023 01:22:24 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp2.osuosl.org BD456404B3 Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 9B750C0033; Wed, 8 Feb 2023 01:22:24 +0000 (UTC) Received: from smtp1.osuosl.org (smtp1.osuosl.org [IPv6:2605:bc80:3010::138]) by lists.linuxfoundation.org (Postfix) with ESMTP id 66692C002B for ; Wed, 8 Feb 2023 01:22:23 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id 13CEA81E43 for ; Wed, 8 Feb 2023 01:22:23 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org 13CEA81E43 Authentication-Results: smtp1.osuosl.org; dkim=pass (1024-bit key, unprotected) header.d=microsoft.com header.i=@microsoft.com header.a=rsa-sha256 header.s=selector2 header.b=DHN61JtY X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 510tyCdrdGRj for ; Wed, 8 Feb 2023 01:22:22 +0000 (UTC) X-Greylist: whitelisted by SQLgrey-1.8.0 DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org 2F7F281E33 Received: from BN6PR00CU002-vft-obe.outbound.protection.outlook.com (mail-eastus2azlp170110002.outbound.protection.outlook.com [IPv6:2a01:111:f403:c110::2]) by smtp1.osuosl.org (Postfix) with ESMTPS id 2F7F281E33 for ; Wed, 8 Feb 2023 01:22:22 +0000 (UTC) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=j2fAMSqBJe9po94jozZRE+F7QeTGMUYoCvAJ/JKJCdfIDPHXLn+XWvfM9E/oF2gbM8ytzESpg7V4EXLFs1DdbNYsP+MGo2TAk5JHhZxTTZR8hDS5c6w7dLwOWZtavU8Arz7tiYby/yL77PW3QKyBfomz/cSvr5wvO8Sgm7dCZCSFkq3Z70xUzRKGU+NY/iG7/kSEJRvNhFipOCXkhnawK+WmYXZDQyI1Ze38xAz40mrXNuCVr6dOWmV89dYpf95ftDXHHmKYae026T9mRVYgpsvg7+7QLJYVyZtwBq5+buCHRMduCYH8uDufdEJnFv0UWs1NaJGsDGqx8S8bAzX8xg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=IPaOquUYseS+tTCkFh073Bx9UCONj7NeGfdXN2UZNqg=; b=FzsHwyDoBHIfwtBPwYIc7eaFGzT5mo9wYseql5ROUayGZX7dpl4LIu7kiRWioloXG4zOxIRTlqvB7xjnjGmV9Si+tjPtHgzx7bjuK9vnb/xYuq6yeNe4J/EodT0V6k/+y3tUGZsiqf3JcISnU39awu4lFEoxse29Qh/zPwUJXo2FHe5vidIFLpEO3knOQ9gFiK7TlMTri+/nNlieNSwXp9BDcqgi7DkzPNQgpFGyKUWYUlvvinxfMDu+7KY5regvhVZTd5gnI9Aflo7SqWXEC3NaPirGl8AOAjnmRqfaf6HV5Wt8iTRPVN0VWjOSzcU/DhecQSA+u7aX7k9mWxYkWA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=microsoft.com; dmarc=pass action=none header.from=microsoft.com; dkim=pass header.d=microsoft.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=IPaOquUYseS+tTCkFh073Bx9UCONj7NeGfdXN2UZNqg=; b=DHN61JtYxtpkCgyJUXztWi0ho4d+AhIypt7Vjib5PkfczH2VHyp/0yvmNLFN1Yn0I2pcBvrxra3j/PreyYeXQCZDwNfYC9DZOeD7qhNdza2gsWLi6dqr5jjjFh7psR6Wzaz1Ag87sr6Z4HL9RqHYg0uUGLxUuwZvwpYPainKLVM= Received: from BYAPR21MB1688.namprd21.prod.outlook.com (2603:10b6:a02:bf::26) by CY5PR21MB3422.namprd21.prod.outlook.com (2603:10b6:930:e::9) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6086.6; Wed, 8 Feb 2023 01:22:18 +0000 Received: from BYAPR21MB1688.namprd21.prod.outlook.com ([fe80::55a1:c339:a0fb:6bbf]) by BYAPR21MB1688.namprd21.prod.outlook.com ([fe80::55a1:c339:a0fb:6bbf%8]) with mapi id 15.20.6111.002; Wed, 8 Feb 2023 01:22:18 +0000 To: Saurabh Sengar , "robh+dt@kernel.org" , "krzysztof.kozlowski+dt@linaro.org" , KY Srinivasan , Haiyang Zhang , "wei.liu@kernel.org" , Dexuan Cui , "daniel.lezcano@linaro.org" , "tglx@linutronix.de" , "virtualization@lists.linux-foundation.org" , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-hyperv@vger.kernel.org" , Saurabh Singh Sengar , "dphadke@linux.microsoft.com" Subject: RE: [PATCH v4 1/6] drivers/clocksource/hyper-v: non ACPI support in hyperv clock Thread-Topic: [PATCH v4 1/6] drivers/clocksource/hyper-v: non ACPI support in hyperv clock Thread-Index: AQHZOsjMvY/hUKz0ckKIRFPtEp88lK7EQdQw Date: Wed, 8 Feb 2023 01:22:18 +0000 Message-ID: References: <1675756199-5917-1-git-send-email-ssengar@linux.microsoft.com> <1675756199-5917-2-git-send-email-ssengar@linux.microsoft.com> In-Reply-To: <1675756199-5917-2-git-send-email-ssengar@linux.microsoft.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: msip_labels: MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_ActionId=1b26ae5d-9efa-441f-85f0-851cc4922855; MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_ContentBits=0; MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_Enabled=true; MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_Method=Standard; MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_Name=Internal; MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_SetDate=2023-02-08T01:21:41Z; MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_SiteId=72f988bf-86f1-41af-91ab-2d7cd011db47; authentication-results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=microsoft.com; x-ms-publictraffictype: Email x-ms-traffictypediagnostic: BYAPR21MB1688:EE_|CY5PR21MB3422:EE_ x-ms-office365-filtering-correlation-id: 3287eb8a-4dbb-4660-4288-08db0972eb51 x-ms-exchange-senderadcheck: 1 x-ms-exchange-antispam-relay: 0 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 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 x-forefront-antispam-report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:BYAPR21MB1688.namprd21.prod.outlook.com; PTR:; CAT:NONE; SFS:(13230025)(4636009)(366004)(376002)(346002)(136003)(396003)(39860400002)(451199018)(8936002)(41300700001)(5660300002)(71200400001)(110136005)(7696005)(52536014)(316002)(2906002)(8676002)(66556008)(64756008)(6506007)(186003)(478600001)(26005)(66446008)(9686003)(66476007)(83380400001)(8990500004)(66946007)(38070700005)(122000001)(38100700002)(33656002)(921005)(10290500003)(76116006)(82960400001)(86362001)(55016003)(82950400001); DIR:OUT; SFP:1102; x-ms-exchange-antispam-messagedata-chunkcount: 1 x-ms-exchange-antispam-messagedata-0: =?us-ascii?Q?/5ysBR1j5EzCUjO92nfxGpnxkg+xxDy3+o8P8NdAeHxefHIGcQCzLgOHhOhC?= =?us-ascii?Q?nceyFCO7qI953xu7nDjAbhIx9+BD9/99NnoShbrLOXkBBSQps7+1SJOeaHrw?= =?us-ascii?Q?igJNB5n9DgbW+SCkI9z0AGESXqxdHiGPqL5Koqt8w3Esiz9vdoqo+gAF4LSh?= =?us-ascii?Q?V+sHSizFa4JJ1bwc/HqmjR0WElCATnWYyIgWFyRWQxm5jcRoFA63nqPsbfOw?= =?us-ascii?Q?1VgK+zPWptUe1Rmo67+4Aiex/oQp6gaP4gW908R3BtjESn8Hq2FRG9NwSDKd?= =?us-ascii?Q?pYfnGCzdKWdJlZ09p1QW9pjFRun2VxxSYqrF0Zkdx/kM30yqeH8vbjxxZs5E?= =?us-ascii?Q?bEO0494vXHcKSMZT255CEdHYtS9kcIRflD2neLV40TNkAGLFkkCsYwpYeFaZ?= =?us-ascii?Q?ljKWvjzU2+pmudb8RUd/nXjzoxbqrj+mjzfP45yIMy5pL2s1tsVwycLz+37q?= =?us-ascii?Q?jAFwgDvGBkhuA4n1HKYH+jmcDE7RZ/wOg0JZWhA+4z2ldvbQ3ffrjvibBggK?= =?us-ascii?Q?7nJv2QfXONSKRSa+TfdypYU4Cphpezwh0dDh1FB3pxHEla8rqsboTLTz8jHk?= =?us-ascii?Q?GN26N4Sv04KKrHMkUlB5Vetd5hq3my9LgW/TqwOddrJPC2sjEls7hTRtxahO?= =?us-ascii?Q?YThuxlbXukcB5es8DX/tmBSgfRA5BkluWo0tpV38Kxr8cnN89QdJ7SAtvfAH?= =?us-ascii?Q?nZo4UD+zW6roaVamLTBSBGgE87sWJwoL511vUVTA8hXpYVbxfxaqiJxQivRy?= =?us-ascii?Q?wibT8yKIh7YcJllfGGe5TeDBM1dp8Y1Qf3IM6LNC/14tHflggqxfpxwvnwPg?= =?us-ascii?Q?Y0M5PnHdQCihOLqKEp6t9XY8aEL5OPXTuzoyvIEtwe3SCoGFQ+LdZWPgX5no?= =?us-ascii?Q?IWjjiKTCXe07Z/lEK0TQ2O4/fhRnu7UeKHw2HGLtZ73wG/shWBnB1uhxQDWD?= =?us-ascii?Q?2ox9jcNV9JAc+Hz625/AQZAHcsFV0xLYBEQCUwyd5FCcc+H+MGG73RsuHse7?= =?us-ascii?Q?mhxNYnk9rEtWnrcZJczQfs+pbWIAMj1ogN6/HrH+aHGSbCcIL92jllYXlf4K?= =?us-ascii?Q?BrrRHih3rd9cMfx9WEvP1Zz6gVdN2hv2KYa3zifEAX+gds0KtXKS9Q3SJTPT?= =?us-ascii?Q?lGekwQp4SA8Okb+boD6KlT+pCPYSrOGpV4xgmHWj3KekYW3/MGDctyYAKLQO?= =?us-ascii?Q?4CV01luN8YXw3TvtsoufX5wg9Qu+BJvAty7h6M2Bzseuqf5DCkM84xvkjy2y?= =?us-ascii?Q?mfx7xjhDvHboNFRxTQyU9S0GbB2VJxRdX4lfW5EcjiEQWdSqkZO7beUh1j+y?= =?us-ascii?Q?tBRavtN1CSJm8Li+YmTi5VfppQ5DsClNmXX+FRFjnyabDA+dDU4G8bInRQR4?= =?us-ascii?Q?226aVgTcShcZXyf8xCO0JebEg183+suhwMY+TeiNzPYTZKXYoWee9nduR1fS?= =?us-ascii?Q?x9oYdPgUEHsWJKRNf4xYMygIudD1NVVfC92dE73+0s50uqrq2/BYz8qevpdM?= =?us-ascii?Q?+s9PhUYacFiHo6y/fHs18sn6N4HG63f6emCFRbpgK504AaTseQY1YEGemOhk?= =?us-ascii?Q?JTzf7tQE1ma6SylQgA4K/gC+REur/xtiM2eFkDma/0ABR8eod3eLIVRNAHyx?= =?us-ascii?Q?aQ=3D=3D?= MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: BYAPR21MB1688.namprd21.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 3287eb8a-4dbb-4660-4288-08db0972eb51 X-MS-Exchange-CrossTenant-originalarrivaltime: 08 Feb 2023 01:22:18.0856 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: kSZgpuq+PzwWptwzhvu3AelTlw3ISTDwTfCn0kzoQq6OmW682SLO+yC/28hwoebVFcMDQUkaWsw2zcGMy24If0ycH4M8YOto32G44k4xtbQ= X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY5PR21MB3422 X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: "Michael Kelley \(LINUX\) via Virtualization" Reply-To: "Michael Kelley \(LINUX\)" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" From: Saurabh Sengar Sent: Monday, February 6, 2023 11:50 PM > > Add a placeholder function for the hv_setup_stimer0_irq API to accommodate > systems without ACPI support. Since this function is not utilized on > x86/x64 systems and non-ACPI support is only intended for x86/x64 systems, > a placeholder function is sufficient for now and can be improved upon if > necessary in the future. > > This change will make it easier to add device tree support for VMBus in > subsequent commits. > > Signed-off-by: Saurabh Sengar > --- > drivers/clocksource/hyperv_timer.c | 15 +++++++++++++-- > 1 file changed, 13 insertions(+), 2 deletions(-) > > diff --git a/drivers/clocksource/hyperv_timer.c b/drivers/clocksource/hyperv_timer.c > index c0cef92..f32948c 100644 > --- a/drivers/clocksource/hyperv_timer.c > +++ b/drivers/clocksource/hyperv_timer.c > @@ -49,7 +49,7 @@ > > static int stimer0_irq = -1; > static int stimer0_message_sint; > -static DEFINE_PER_CPU(long, stimer0_evt); > +static __maybe_unused DEFINE_PER_CPU(long, stimer0_evt); > > /* > * Common code for stimer0 interrupts coming via Direct Mode or > @@ -68,7 +68,7 @@ void hv_stimer0_isr(void) > * stimer0 interrupt handler for architectures that support > * per-cpu interrupts, which also implies Direct Mode. > */ > -static irqreturn_t hv_stimer0_percpu_isr(int irq, void *dev_id) > +static irqreturn_t __maybe_unused hv_stimer0_percpu_isr(int irq, void *dev_id) > { > hv_stimer0_isr(); > return IRQ_HANDLED; > @@ -196,6 +196,7 @@ void __weak hv_remove_stimer0_handler(void) > { > }; > > +#ifdef CONFIG_ACPI > /* Called only on architectures with per-cpu IRQs (i.e., not x86/x64) */ > static int hv_setup_stimer0_irq(void) > { > @@ -230,6 +231,16 @@ static void hv_remove_stimer0_irq(void) > stimer0_irq = -1; > } > } > +#else > +static int hv_setup_stimer0_irq(void) > +{ > + return 0; > +} > + > +static void hv_remove_stimer0_irq(void) > +{ > +} > +#endif > > /* hv_stimer_alloc - Global initialization of the clockevent and stimer0 */ > int hv_stimer_alloc(bool have_percpu_irqs) > -- > 1.8.3.1 Reviewed-by: Michael Kelley _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization