From patchwork Thu May 19 14:12:31 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Leon Romanovsky X-Patchwork-Id: 9127707 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 1B7BB60467 for ; Thu, 19 May 2016 14:12:58 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0F2312808F for ; Thu, 19 May 2016 14:12:58 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 03D51281C2; Thu, 19 May 2016 14:12:58 +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 90C502808F for ; Thu, 19 May 2016 14:12:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754193AbcESOM4 (ORCPT ); Thu, 19 May 2016 10:12:56 -0400 Received: from mail.kernel.org ([198.145.29.136]:35583 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754140AbcESOM4 (ORCPT ); Thu, 19 May 2016 10:12:56 -0400 Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 91F60202F0; Thu, 19 May 2016 14:12:54 +0000 (UTC) Received: from localhost (unknown [213.57.247.249]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 55E2420328; Thu, 19 May 2016 14:12:48 +0000 (UTC) From: Leon Romanovsky To: dledford@redhat.com Cc: linux-rdma@vger.kernel.org, jgunthorpe@obsidianresearch.com, ira.weiny@intel.com, Leon Romanovsky , Leon Romanovsky , Mark Bloch Subject: [rdma-next, V2 1/6] IB/core: Integrate IB address resolution module into core Date: Thu, 19 May 2016 17:12:31 +0300 Message-Id: <1463667156-6518-2-git-send-email-leonro@mellanox.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1463667156-6518-1-git-send-email-leonro@mellanox.com> References: <1463667156-6518-1-git-send-email-leonro@mellanox.com> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP IB address resolution is declared as a module (ib_addr.ko) which loads itself before IB core module (ib_core.ko). It causes to the scenario where IB netlink which is initialized by IB core can't be used by ib_addr.ko. In order to solve it, we are converting ib_addr.ko to be part of IB core module. Signed-off-by: Leon Romanovsky Signed-off-by: Leon Romanovsky Signed-off-by: Mark Bloch --- drivers/infiniband/core/Makefile | 6 ++---- drivers/infiniband/core/addr.c | 11 ++--------- drivers/infiniband/core/core_priv.h | 3 +++ drivers/infiniband/core/device.c | 9 +++++++++ 4 files changed, 16 insertions(+), 13 deletions(-) diff --git a/drivers/infiniband/core/Makefile b/drivers/infiniband/core/Makefile index 26987d9..209838d 100644 --- a/drivers/infiniband/core/Makefile +++ b/drivers/infiniband/core/Makefile @@ -2,7 +2,7 @@ infiniband-$(CONFIG_INFINIBAND_ADDR_TRANS) := rdma_cm.o user_access-$(CONFIG_INFINIBAND_ADDR_TRANS) := rdma_ucm.o obj-$(CONFIG_INFINIBAND) += ib_core.o ib_mad.o ib_sa.o \ - ib_cm.o iw_cm.o ib_addr.o \ + ib_cm.o iw_cm.o \ $(infiniband-y) obj-$(CONFIG_INFINIBAND_USER_MAD) += ib_umad.o obj-$(CONFIG_INFINIBAND_USER_ACCESS) += ib_uverbs.o ib_ucm.o \ @@ -10,7 +10,7 @@ obj-$(CONFIG_INFINIBAND_USER_ACCESS) += ib_uverbs.o ib_ucm.o \ ib_core-y := packer.o ud_header.o verbs.o cq.o rw.o sysfs.o \ device.o fmr_pool.o cache.o netlink.o \ - roce_gid_mgmt.o mr_pool.o + roce_gid_mgmt.o mr_pool.o addr.o ib_core-$(CONFIG_INFINIBAND_USER_MEM) += umem.o ib_core-$(CONFIG_INFINIBAND_ON_DEMAND_PAGING) += umem_odp.o umem_rbtree.o @@ -28,8 +28,6 @@ rdma_cm-$(CONFIG_INFINIBAND_ADDR_TRANS_CONFIGFS) += cma_configfs.o rdma_ucm-y := ucma.o -ib_addr-y := addr.o - ib_umad-y := user_mad.o ib_ucm-y := ucm.o diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c index 337353d..3a203ee 100644 --- a/drivers/infiniband/core/addr.c +++ b/drivers/infiniband/core/addr.c @@ -47,10 +47,6 @@ #include #include -MODULE_AUTHOR("Sean Hefty"); -MODULE_DESCRIPTION("IB Address Translation"); -MODULE_LICENSE("Dual BSD/GPL"); - struct addr_req { struct list_head list; struct sockaddr_storage src_addr; @@ -634,7 +630,7 @@ static struct notifier_block nb = { .notifier_call = netevent_callback }; -static int __init addr_init(void) +int addr_init(void) { addr_wq = create_singlethread_workqueue("ib_addr"); if (!addr_wq) @@ -645,12 +641,9 @@ static int __init addr_init(void) return 0; } -static void __exit addr_cleanup(void) +void addr_cleanup(void) { rdma_addr_unregister_client(&self); unregister_netevent_notifier(&nb); destroy_workqueue(addr_wq); } - -module_init(addr_init); -module_exit(addr_cleanup); diff --git a/drivers/infiniband/core/core_priv.h b/drivers/infiniband/core/core_priv.h index eab3221..589f16a 100644 --- a/drivers/infiniband/core/core_priv.h +++ b/drivers/infiniband/core/core_priv.h @@ -137,4 +137,7 @@ static inline bool rdma_is_upper_dev_rcu(struct net_device *dev, return _upper == upper; } +int addr_init(void); +void addr_cleanup(void); + #endif /* _CORE_PRIV_H */ diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c index 1097984..805d72d 100644 --- a/drivers/infiniband/core/device.c +++ b/drivers/infiniband/core/device.c @@ -983,10 +983,18 @@ static int __init ib_core_init(void) goto err_sysfs; } + ret = addr_init(); + if (ret) { + pr_warn("Could't init IB address resolution\n"); + goto err_ibnl; + } + ib_cache_setup(); return 0; +err_ibnl: + ibnl_cleanup(); err_sysfs: class_unregister(&ib_class); err_comp: @@ -999,6 +1007,7 @@ err: static void __exit ib_core_cleanup(void) { ib_cache_cleanup(); + addr_cleanup(); ibnl_cleanup(); class_unregister(&ib_class); destroy_workqueue(ib_comp_wq);