From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755582AbdDFDp6 (ORCPT ); Wed, 5 Apr 2017 23:45:58 -0400 Received: from esa1.hgst.iphmx.com ([68.232.141.245]:20681 "EHLO esa1.hgst.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755446AbdDFDpk (ORCPT ); Wed, 5 Apr 2017 23:45:40 -0400 X-IronPort-AV: E=Sophos;i="5.37,282,1488816000"; d="scan'208";a="110909291" From: Bart Van Assche To: "linux-kernel@vger.kernel.org" , "linux-block@vger.kernel.org" , "longli@microsoft.com" , "axboe@kernel.dk" CC: "sthemmin@microsoft.com" , "kys@microsoft.com" Subject: Re: [PATCH] block-mq: set both block queue and hardware queue restart bit for restart Thread-Topic: [PATCH] block-mq: set both block queue and hardware queue restart bit for restart Thread-Index: AQHSrmzSSZ/m2CRLtUe7E7wgCa1JMaG3faCAgAA0AwCAAAICgA== Date: Thu, 6 Apr 2017 03:45:36 +0000 Message-ID: <1491450335.8994.1.camel@sandisk.com> References: <1491437781-3565-1-git-send-email-longli@exchange.microsoft.com> <1491438735.2787.18.camel@sandisk.com> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: vger.kernel.org; dkim=none (message not signed) header.d=none;vger.kernel.org; dmarc=none action=none header.from=sandisk.com; x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [76.102.111.178] x-microsoft-exchange-diagnostics: 1;CY1PR0401MB1533;7:hj5Ejgwlv6Yw/al4rxlfkXZuK+A3s43CkaRsN+w+5OzzIp9fYMP94VQkP7gwZFpRkpswA+d0GkAqQ1wIy4OF5AnXh00LJx2uFinc1Oe2UfIl73RtvE4lV436zoY2JgXUmY9PalXltDFpgOlyRJpxWeEyRcfelzbuiQvTwhy/gsEftgIH9weqWgozfN6QVWx6yZWdSc8pLgNoSfrK3Kbc/U7ytmdgw1DkrNWQ2KM6tLm60WbberTIddLstXXM1B6zCEDZ6iq0HroSjve6jH7RrjGnWLtmBJw7ynCsqmdcotQ/ZnXXMdOnrndtliHk8IJ7xiDdLAEz6GX35yQXTmciyg==;20:ZCae5DRuQ5N+wmcpS0ZWBphuKazUf/kGgwDQSHsrCh6ifcQcJ/poeQorrOKnNBVNOHQh6rcOXwOmWEpBGeGQKEmxnep/E3jGnPDauj4D2hlgJWoS/r8HDx+hb6KCjVxYZA3Em00DWhetAzA8zXrEA/YZ0C5qjr0IG6vCRdSkgQs= x-ms-office365-filtering-correlation-id: 3a6b016b-8e98-4b87-360c-08d47c9f6304 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:(22001)(2017030254075)(48565401081)(201703131423075)(201703031133081)(201702281549075);SRVR:CY1PR0401MB1533; wdcipoutbound: EOP-TRUE x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:(42932892334569); x-exchange-antispam-report-cfa-test: BCL:0;PCL:0;RULEID:(6040450)(601004)(2401047)(8121501046)(5005006)(93006095)(93001095)(10201501046)(3002001)(6055026)(6041248)(20161123560025)(20161123555025)(20161123564025)(201703131423075)(201702281528075)(201703061421075)(20161123562025)(6072148);SRVR:CY1PR0401MB1533;BCL:0;PCL:0;RULEID:;SRVR:CY1PR0401MB1533; x-forefront-prvs: 02698DF457 x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(6009001)(39860400002)(39850400002)(39450400003)(39840400002)(39410400002)(39400400002)(24454002)(377424004)(13464003)(122556002)(6436002)(6506006)(77096006)(6486002)(6512007)(8666007)(99286003)(54906002)(5660300001)(7736002)(103116003)(305945005)(8676002)(8936002)(81166006)(36756003)(54356999)(76176999)(50986999)(2561002)(2900100001)(6116002)(102836003)(3846002)(33646002)(229853002)(2201001)(86362001)(2906002)(2950100002)(3280700002)(3660700001)(66066001)(189998001)(38730400002)(25786009)(4326008)(53936002)(6246003);DIR:OUT;SFP:1102;SCL:1;SRVR:CY1PR0401MB1533;H:CY1PR0401MB1536.namprd04.prod.outlook.com;FPR:;SPF:None;MLV:sfv;LANG:en; spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="utf-8" Content-ID: <297C70C3F1064D4FAEB7194B04CB4B9F@namprd04.prod.outlook.com> MIME-Version: 1.0 X-OriginatorOrg: sandisk.com X-MS-Exchange-CrossTenant-originalarrivaltime: 06 Apr 2017 03:45:36.7235 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: b61c8803-16f3-4c35-9b17-6f65f441df86 X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY1PR0401MB1533 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by mail.home.local id v363k8aU029112 On Thu, 2017-04-06 at 03:38 +0000, Long Li wrote: > > -----Original Message----- > > From: Bart Van Assche [mailto:Bart.VanAssche@sandisk.com] > > > > Please drop this patch. I'm working on a better solution. > > Thank you. Looking forward to your patch. Hello Long, It would help if you could share the name of the block or SCSI driver with which you ran into that lockup and also if you could share the name of the I/O scheduler used in your test. Thanks, Bart.