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 X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 29257C3F68F for ; Tue, 4 Feb 2020 08:24:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F3D7821775 for ; Tue, 4 Feb 2020 08:24:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727097AbgBDIYr (ORCPT ); Tue, 4 Feb 2020 03:24:47 -0500 Received: from szxga05-in.huawei.com ([45.249.212.191]:9687 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727183AbgBDIYq (ORCPT ); Tue, 4 Feb 2020 03:24:46 -0500 Received: from DGGEMS412-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 9F87ADDC258A6722C909; Tue, 4 Feb 2020 16:24:44 +0800 (CST) Received: from SZA160416817.china.huawei.com (10.46.14.205) by DGGEMS412-HUB.china.huawei.com (10.3.19.212) with Microsoft SMTP Server id 14.3.439.0; Tue, 4 Feb 2020 16:24:36 +0800 From: Weihang Li To: , CC: , , Subject: [PATCH RFC v2 for-next 7/7] RDMA/core: report link status when register and deregister ib device Date: Tue, 4 Feb 2020 16:24:08 +0800 Message-ID: <20200204082408.18728-8-liweihang@huawei.com> X-Mailer: git-send-email 2.10.0.windows.1 In-Reply-To: <20200204082408.18728-1-liweihang@huawei.com> References: <20200204082408.18728-1-liweihang@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.46.14.205] X-CFilter-Loop: Reflected Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org From: Lang Cheng Support send link active event for every port of ib device except bonding backup port when ib device is being registered or deregistered. Signed-off-by: Lang Cheng --- drivers/infiniband/core/device.c | 44 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c index 0427a4d..6cdfffa 100644 --- a/drivers/infiniband/core/device.c +++ b/drivers/infiniband/core/device.c @@ -1341,6 +1341,7 @@ static int enable_device_and_get(struct ib_device *device) */ int ib_register_device(struct ib_device *device, const char *name) { + unsigned int port; int ret; ret = assign_name(device, name); @@ -1405,6 +1406,28 @@ int ib_register_device(struct ib_device *device, const char *name) } ib_device_put(device); + rdma_for_each_port(device, port) { + struct net_device *netdev = ib_device_get_netdev(device, port); + enum ib_port_state port_state; + struct ib_event event; + + /* not every port has a netdevice */ + if (!netdev || + ib_get_cached_port_inactive_status(device, port)) + continue; + + ib_get_cached_port_state(device, port, &port_state); + if (port_state != IB_PORT_ACTIVE) + continue; + + event.device = device; + event.event = IB_EVENT_PORT_ACTIVE; + event.element.port_num = port; + ib_dispatch_event(&event); + ibdev_dbg(device, "init event %s\n", + ib_event_msg(event.event)); + } + return 0; dev_cleanup: @@ -1469,6 +1492,27 @@ static void __ib_unregister_device(struct ib_device *ib_dev) */ void ib_unregister_device(struct ib_device *ib_dev) { + unsigned int port; + + rdma_for_each_port(ib_dev, port) { + enum ib_port_state port_state; + struct ib_event event; + + if (ib_get_cached_port_inactive_status(ib_dev, port)) + continue; + + ib_get_cached_port_state(ib_dev, port, &port_state); + if (port_state != IB_PORT_ACTIVE) + continue; + + event.device = ib_dev; + event.event = IB_EVENT_PORT_ERR; + event.element.port_num = port; + ib_dispatch_event(&event); + ibdev_dbg(ib_dev, "init event %s\n", + ib_event_msg(event.event)); + } + get_device(&ib_dev->dev); __ib_unregister_device(ib_dev); put_device(&ib_dev->dev); -- 2.8.1