From 6c80b41abe22ae3c0d98f39a88f4b8fb501910d3 Mon Sep 17 00:00:00 2001 From: Leon Romanovsky Date: Tue, 20 Jun 2017 09:14:15 +0300 Subject: RDMA/netlink: Add nldev initialization flows Add nldev init and exit flows to the RDMA/core. Signed-off-by: Leon Romanovsky Reviewed-by: Steve Wise --- drivers/infiniband/core/Makefile | 3 ++- drivers/infiniband/core/device.c | 2 ++ drivers/infiniband/core/nldev.c | 45 ++++++++++++++++++++++++++++++++++++++++ 3 files changed, 49 insertions(+), 1 deletion(-) create mode 100644 drivers/infiniband/core/nldev.c (limited to 'drivers/infiniband/core') diff --git a/drivers/infiniband/core/Makefile b/drivers/infiniband/core/Makefile index e3cdafff8ece..920609a0872e 100644 --- a/drivers/infiniband/core/Makefile +++ b/drivers/infiniband/core/Makefile @@ -11,7 +11,8 @@ 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 addr.o sa_query.o \ multicast.o mad.o smi.o agent.o mad_rmpp.o \ - security.o + security.o nldev.o + ib_core-$(CONFIG_INFINIBAND_USER_MEM) += umem.o ib_core-$(CONFIG_INFINIBAND_ON_DEMAND_PAGING) += umem_odp.o umem_rbtree.o ib_core-$(CONFIG_CGROUP_RDMA) += cgroup.o diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c index 5272c3806c39..66b109bc6753 100644 --- a/drivers/infiniband/core/device.c +++ b/drivers/infiniband/core/device.c @@ -1212,6 +1212,7 @@ static int __init ib_core_init(void) goto err_sa; } + nldev_init(); rdma_nl_register(RDMA_NL_LS, ibnl_ls_cb_table); ib_cache_setup(); @@ -1237,6 +1238,7 @@ err: static void __exit ib_core_cleanup(void) { ib_cache_cleanup(); + nldev_exit(); rdma_nl_unregister(RDMA_NL_LS); unregister_lsm_notifier(&ibdev_lsm_nb); ib_sa_cleanup(); diff --git a/drivers/infiniband/core/nldev.c b/drivers/infiniband/core/nldev.c new file mode 100644 index 000000000000..1d1e4f214874 --- /dev/null +++ b/drivers/infiniband/core/nldev.c @@ -0,0 +1,45 @@ +/* + * Copyright (c) 2017 Mellanox Technologies. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the names of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include + +#include "core_priv.h" + +void __init nldev_init(void) +{ + rdma_nl_register(RDMA_NL_NLDEV, NULL); +} + +void __exit nldev_exit(void) +{ + rdma_nl_unregister(RDMA_NL_NLDEV); +} -- cgit v1.2.3-59-g8ed1b