From patchwork Thu Jun 30 01:59:53 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fam Zheng X-Patchwork-Id: 9206447 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id A2AE760B17 for ; Thu, 30 Jun 2016 02:02:26 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 93567284AA for ; Thu, 30 Jun 2016 02:02:26 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 87C662860B; Thu, 30 Jun 2016 02:02:26 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 29D1B285FB for ; Thu, 30 Jun 2016 02:02:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751899AbcF3CBv (ORCPT ); Wed, 29 Jun 2016 22:01:51 -0400 Received: from mx1.redhat.com ([209.132.183.28]:33527 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752585AbcF3CB1 (ORCPT ); Wed, 29 Jun 2016 22:01:27 -0400 Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id ED1013710EB; Thu, 30 Jun 2016 02:01:26 +0000 (UTC) Received: from ad.usersys.redhat.com (dhcp-15-133.nay.redhat.com [10.66.15.133]) by int-mx11.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id u5U201qX029340; Wed, 29 Jun 2016 22:01:20 -0400 From: Fam Zheng To: linux-kernel@vger.kernel.org Cc: Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , Jens Axboe , "Ed L. Cashin" , Jiri Kosina , "Michael S. Tsirkin" , Minchan Kim , Nitin Gupta , Sergey Senozhatsky , Shaohua Li , Ulf Hansson , David Woodhouse , Brian Norris , Keith Busch , linuxppc-dev@lists.ozlabs.org, linux-block@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-raid@vger.kernel.org, linux-mmc@vger.kernel.org, linux-mtd@lists.infradead.org, linux-nvme@lists.infradead.org, Christoph Hellwig , famz@redhat.com Subject: [PATCH v2 12/12] nvme: Generate uevent after attribute available Date: Thu, 30 Jun 2016 09:59:53 +0800 Message-Id: <20160630015953.6888-13-famz@redhat.com> In-Reply-To: <20160630015953.6888-1-famz@redhat.com> References: <20160630015953.6888-1-famz@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.24 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Thu, 30 Jun 2016 02:01:27 +0000 (UTC) Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP It is documented that KOBJ_ADD should be generated after the object's attributes and children are ready. We can achieve this with the new disk_gen_uevents interface. Signed-off-by: Fam Zheng --- drivers/nvme/host/core.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index fd70894..2655521 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -1462,11 +1462,12 @@ static void nvme_alloc_ns(struct nvme_ctrl *ctrl, unsigned nsid) if (ns->type == NVME_NS_LIGHTNVM) return; - add_disk(ns->disk, true); + add_disk(ns->disk, false); if (sysfs_create_group(&disk_to_dev(ns->disk)->kobj, &nvme_ns_attr_group)) pr_warn("%s: failed to create sysfs group for identification\n", ns->disk->disk_name); + disk_gen_uevents(ns->disk); return; out_free_disk: kfree(disk);