net/sunrpc/xprtrdma/module.c

   1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
   2 /*
   3  * Copyright (c) 2015, 2017 Oracle.  All rights reserved.
   4  */
   5
   6 /* rpcrdma.ko module initialization
   7  */
   8
   9 #include <linux/types.h>
  10 #include <linux/compiler.h>
  11 #include <linux/module.h>
  12 #include <linux/init.h>
  13 #include <linux/sunrpc/svc_rdma.h>
  14 #include <linux/sunrpc/rdma_rn.h>
  15
  16 #include <asm/swab.h>
  17
  18 #include "xprt_rdma.h"
  19
  20 #define CREATE_TRACE_POINTS
  21 #include <trace/events/rpcrdma.h>
  22
  23 MODULE_AUTHOR("Open Grid Computing and Network Appliance, Inc.");
  24 MODULE_DESCRIPTION("RPC/RDMA Transport");
  25 MODULE_LICENSE("Dual BSD/GPL");
  26 MODULE_ALIAS("svcrdma");
  27 MODULE_ALIAS("xprtrdma");
  28 MODULE_ALIAS("rpcrdma6");
  29
  30 static void __exit rpc_rdma_cleanup(void)
  31 {
  32         xprt_rdma_cleanup();
  33         svc_rdma_cleanup();
  34         rpcrdma_ib_client_unregister();
  35 }
  36
  37 static int __init rpc_rdma_init(void)
  38 {
  39         int rc;
  40
  41         rc = rpcrdma_ib_client_register();
  42         if (rc)
  43                 goto out_rc;
  44
  45         rc = svc_rdma_init();
  46         if (rc)
  47                 goto out_ib_client;
  48
  49         rc = xprt_rdma_init();
  50         if (rc)
  51                 goto out_svc_rdma;
  52
  53         return 0;
  54
  55 out_svc_rdma:
  56         svc_rdma_cleanup();
  57 out_ib_client:
  58         rpcrdma_ib_client_unregister();
  59 out_rc:
  60         return rc;
  61 }
  62
  63 module_init(rpc_rdma_init);
  64 module_exit(rpc_rdma_cleanup);