Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752553AbdLKVCg (ORCPT ); Mon, 11 Dec 2017 16:02:36 -0500 Received: from mail-pu1apc01on0137.outbound.protection.outlook.com ([104.47.126.137]:34112 "EHLO APC01-PU1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751492AbdLKVCb (ORCPT ); Mon, 11 Dec 2017 16:02:31 -0500 From: Dexuan Cui To: Greg KH CC: Stephen Hemminger , "olaf@aepfle.de" , Stephen Hemminger , "jasowang@redhat.com" , "linux-kernel@vger.kernel.org" , "stable@vger.kernel.org" , "apw@canonical.com" , "marcelo.cerri@canonical.com" , "devel@linuxdriverproject.org" , "vkuznets@redhat.com" , "leann.ogasawara@canonical.com" Subject: RE: [PATCH 1/2] vmbus: unregister device_obj->channels_kset Thread-Topic: [PATCH 1/2] vmbus: unregister device_obj->channels_kset Thread-Index: AQHTaG6DU5Q/+DtEE0m4FJW9UAExN6M+r3AAgAAFbACAAACpsA== Date: Mon, 11 Dec 2017 21:02:14 +0000 Message-ID: References: <1510667553-2991-1-git-send-email-kys@exchange.microsoft.com> <1510667613-3035-1-git-send-email-kys@exchange.microsoft.com> <20171128155605.GA19015@kroah.com> <20171128092940.0cec2377@xeon-e3> <20171211205858.GA19427@kroah.com> In-Reply-To: <20171211205858.GA19427@kroah.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_Enabled=True; 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x-ms-traffictypediagnostic: KL1P15301MB0005: x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:(89211679590171)(9452136761055)(140211028294663)(198206253151910); x-exchange-antispam-report-cfa-test: BCL:0;PCL:0;RULEID:(61425038)(6040450)(2401047)(8121501046)(5005006)(3231023)(3002001)(10201501046)(93006095)(93001095)(6055026)(61426038)(61427038)(6041248)(201703131423075)(201702281528075)(201703061421075)(201703061406153)(20161123555025)(20161123560025)(20161123562025)(20161123558100)(20161123564025)(6072148)(201708071742011);SRVR:KL1P15301MB0005;BCL:0;PCL:0;RULEID:(100000803101)(100110400095);SRVR:KL1P15301MB0005; x-forefront-prvs: 0518EEFB48 spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: 5e6fb692-c08f-4af8-40e8-08d540da74f5 X-MS-Exchange-CrossTenant-originalarrivaltime: 11 Dec 2017 21:02:14.7071 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: KL1P15301MB0005 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 quoted-printable to 8bit by nfs id vBBL2d1B019717 Content-Length: 2231 Lines: 58 > From: Greg KH [mailto:gregkh@linuxfoundation.org] > Sent: Monday, December 11, 2017 12:59 PM > To: Dexuan Cui > Cc: Stephen Hemminger ; olaf@aepfle.de; > Stephen Hemminger ; jasowang@redhat.com; > linux-kernel@vger.kernel.org; stable@vger.kernel.org; apw@canonical.com; > marcelo.cerri@canonical.com; devel@linuxdriverproject.org; > vkuznets@redhat.com; leann.ogasawara@canonical.com > Subject: Re: [PATCH 1/2] vmbus: unregister device_obj->channels_kset > > On Mon, Dec 11, 2017 at 08:41:44PM +0000, Dexuan Cui wrote: > > > From: devel [mailto:driverdev-devel-bounces@linuxdriverproject.org] On > > > Behalf Of Stephen Hemminger > > > Sent: Tuesday, November 28, 2017 9:30 AM > > > To: Greg KH > > > Cc: olaf@aepfle.de; Stephen Hemminger ; > > > jasowang@redhat.com; linux-kernel@vger.kernel.org; > stable@vger.kernel.org; > > > apw@canonical.com; marcelo.cerri@canonical.com; > > > devel@linuxdriverproject.org; vkuznets@redhat.com; > > > leann.ogasawara@canonical.com > > > Subject: Re: [PATCH 1/2] vmbus: unregister device_obj->channels_kset > > > > > > On Tue, 28 Nov 2017 16:56:05 +0100 > > > Greg KH wrote: > > > > > > > On Tue, Nov 14, 2017 at 06:53:32AM -0700, > kys@exchange.microsoft.com > > > wrote: > > > > > From: Dexuan Cui > > > > > > > > > > Fixes: c2e5df616e1a ("vmbus: add per-channel sysfs info") > > > > > > > > > > Without the patch, a device can't be thoroughly destroyed, because > > > > > vmbus_device_register() -> kset_create_and_add() still holds a reference > > > > > to the hv_device's device.kobj. > > > > > > > > > > Signed-off-by: Dexuan Cui > > > > > Cc: Stephen Hemminger > > > > > Cc: stable@vger.kernel.org > > > > > > > > Why is this marked for stable when the patch it "fixes" is in 4.15-rc1? > > > > > > It doesn't need to go to stable. > > > > Hi Greg, > > May I know the status of the patch? > > It's still in my "to-apply" queue. As it's only a 4.15-final thing, > don't worry, it will get there... > > thanks, > > greg k-h Thanks a lot, Greg! -- Dexuan