From owner-freebsd-net@freebsd.org Tue Apr 18 23:45:04 2017 Return-Path: Delivered-To: freebsd-net@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id D8234D458BD for ; Tue, 18 Apr 2017 23:45:04 +0000 (UTC) (envelope-from David.Somayajulu@cavium.com) Received: from NAM01-BY2-obe.outbound.protection.outlook.com (mail-by2nam01on0058.outbound.protection.outlook.com [104.47.34.58]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (Client CN "mail.protection.outlook.com", Issuer "Microsoft IT SSL SHA2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id A1B7FD3B for ; Tue, 18 Apr 2017 23:45:04 +0000 (UTC) (envelope-from David.Somayajulu@cavium.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=CAVIUMNETWORKS.onmicrosoft.com; s=selector1-cavium-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version; bh=3H7VIVAKyT5DiG0a+yyq6Uj0ckNqd83F5XZdEiKbmbw=; b=GTkGJDnIqMJGkMjxjI52LA+EyKfIbkbsckkgEFOWRv9ZfNwkgdbtV8+jHWen9O9tq+F/2z4g4pL05q5GO9LrYKaHOSzxMHi1UinxSJazl0qDv4ivheOfB9LtBfLZlSf6Gjh6hL8Jt47BhQbAJjXSeZxeZBly8Q6lE46IRGEmmgg= Received: from BY2PR07MB1474.namprd07.prod.outlook.com (10.162.76.152) by BY2PR07MB1473.namprd07.prod.outlook.com (10.162.76.151) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1034.10; Tue, 18 Apr 2017 23:45:02 +0000 Received: from BY2PR07MB1474.namprd07.prod.outlook.com ([10.162.76.152]) by BY2PR07MB1474.namprd07.prod.outlook.com ([10.162.76.152]) with mapi id 15.01.1034.015; Tue, 18 Apr 2017 23:45:02 +0000 From: "Somayajulu, David" To: "freebsd-net@freebsd.org" Subject: Question on taskqueue_drain Thread-Topic: Question on taskqueue_drain Thread-Index: AdK4na5gtgOJ17dzQtGmCh0Dkfpjpg== Date: Tue, 18 Apr 2017 23:45:02 +0000 Message-ID: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: freebsd.org; dkim=none (message not signed) header.d=none;freebsd.org; dmarc=none action=none header.from=cavium.com; x-originating-ip: [198.186.0.2] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1; BY2PR07MB1473; 7:n8wH/hCDruyQVAFsHwsOJQX8PVxnhd30PyBB/N67nbTGOQeFl3e1y6woaoo21RnAYk9Q/dBjfR3K57J4pB9TIaECUam5HmuEAmmzMdv4ikCBRl9wcPDf+/TXCpwIh8J6ckzo4sCYx28osFUSySRUQRKE4ZQdTvanRA4dJNrk1+O4b0OMcPzCYWExWY3bvBdWHp/1mRZKapOZY0RKrdws8UfekmVSly0bk6eScst1E56tb0GENWNeMIj95slHfKQUhYr/zAv3V5AK6XY8KlRB1kVgGcbn0hyU1L5M0/Bc3YgKmhD3RzB9yVgRT2l9jG8tqu04cj5O7l2K1zNZB8DmGg== x-ms-office365-filtering-correlation-id: f0aa5ed4-4ed4-4867-2203-08d486b4eed8 x-microsoft-antispam: UriScan:; BCL:0; PCL:0; RULEID:(22001)(2017030254075)(201703131423075)(201703031133081); SRVR:BY2PR07MB1473; x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:(21748063052155); x-exchange-antispam-report-cfa-test: BCL:0; PCL:0; RULEID:(6040450)(601004)(2401047)(8121501046)(5005006)(10201501046)(3002001)(93006095)(93001095)(6041248)(201703131423075)(201702281528075)(201703061421075)(20161123560025)(20161123562025)(20161123555025)(20161123564025)(6072148); SRVR:BY2PR07MB1473; BCL:0; PCL:0; RULEID:; SRVR:BY2PR07MB1473; x-forefront-prvs: 028166BF91 x-forefront-antispam-report: SFV:NSPM; SFS:(10009020)(6009001)(39450400003)(39850400002)(39840400002)(39410400002)(39400400002)(8676002)(81166006)(9326002)(8936002)(66066001)(50986999)(2351001)(33656002)(54356999)(790700001)(102836003)(6116002)(558084003)(3280700002)(9686003)(99286003)(54896002)(5640700003)(6306002)(3846002)(55016002)(25786009)(6506006)(2906002)(2501003)(6436002)(53936002)(5630700001)(77096006)(5660300001)(110136004)(2900100001)(3660700001)(7116003)(6916009)(122556002)(38730400002)(189998001)(7696004)(86362001)(74316002)(7736002); DIR:OUT; SFP:1101; SCL:1; SRVR:BY2PR07MB1473; H:BY2PR07MB1474.namprd07.prod.outlook.com; FPR:; SPF:None; MLV:ovrnspm; PTR:InfoNoRecords; LANG:en; spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM MIME-Version: 1.0 X-OriginatorOrg: cavium.com X-MS-Exchange-CrossTenant-originalarrivaltime: 18 Apr 2017 23:45:02.1926 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 711e4ccf-2e9b-4bcf-a551-4094005b6194 X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY2PR07MB1473 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.23 X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 18 Apr 2017 23:45:04 -0000 Hi, Is it ok to call taskqueue_drain() when the MTX_DEF lock is held ? Thanks David S.