blob: cd30120de9e4eb7ba413135dd2eb690311d784cb [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * linux/net/sunrpc/sunrpc_syms.c
3 *
4 * Symbols exported by the sunrpc module.
5 *
6 * Copyright (C) 1997 Olaf Kirch <okir@monad.swb.de>
7 */
8
Linus Torvalds1da177e2005-04-16 15:20:36 -07009#include <linux/module.h>
10
11#include <linux/types.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070012#include <linux/uio.h>
13#include <linux/unistd.h>
14#include <linux/init.h>
15
16#include <linux/sunrpc/sched.h>
17#include <linux/sunrpc/clnt.h>
18#include <linux/sunrpc/svc.h>
19#include <linux/sunrpc/svcsock.h>
20#include <linux/sunrpc/auth.h>
21#include <linux/workqueue.h>
22#include <linux/sunrpc/rpc_pipe_fs.h>
\"Talpey, Thomas\49c36fc2007-09-10 13:47:31 -040023#include <linux/sunrpc/xprtsock.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070024
Pavel Emelyanov2f72c9b2010-09-27 14:01:27 +040025#include "netns.h"
26
27int sunrpc_net_id;
Stanislav Kinsburskya1db4102012-01-19 21:42:37 +040028EXPORT_SYMBOL_GPL(sunrpc_net_id);
Pavel Emelyanov2f72c9b2010-09-27 14:01:27 +040029
30static __net_init int sunrpc_init_net(struct net *net)
31{
Pavel Emelyanov4f42d0d2010-09-27 14:01:58 +040032 int err;
Stanislav Kinsbursky70abc492012-01-12 22:07:51 +040033 struct sunrpc_net *sn = net_generic(net, sunrpc_net_id);
Pavel Emelyanov4f42d0d2010-09-27 14:01:58 +040034
35 err = rpc_proc_init(net);
36 if (err)
37 goto err_proc;
38
Pavel Emelyanov90d51b02010-09-27 14:02:29 +040039 err = ip_map_cache_create(net);
40 if (err)
41 goto err_ipmap;
42
Stanislav Kinsbursky73393232012-01-19 21:42:29 +040043 err = unix_gid_cache_create(net);
44 if (err)
45 goto err_unixgid;
46
Jeff Layton4b9a4452013-11-14 07:25:17 -050047 err = rpc_pipefs_init_net(net);
48 if (err)
49 goto err_pipefs;
50
Stanislav Kinsbursky70abc492012-01-12 22:07:51 +040051 INIT_LIST_HEAD(&sn->all_clients);
52 spin_lock_init(&sn->rpc_client_lock);
Stanislav Kinsbursky1d96e802012-02-16 17:42:12 +040053 spin_lock_init(&sn->rpcb_clnt_lock);
Pavel Emelyanov2f72c9b2010-09-27 14:01:27 +040054 return 0;
Pavel Emelyanov4f42d0d2010-09-27 14:01:58 +040055
Jeff Layton4b9a4452013-11-14 07:25:17 -050056err_pipefs:
57 unix_gid_cache_destroy(net);
Stanislav Kinsbursky73393232012-01-19 21:42:29 +040058err_unixgid:
59 ip_map_cache_destroy(net);
Pavel Emelyanov90d51b02010-09-27 14:02:29 +040060err_ipmap:
61 rpc_proc_exit(net);
Pavel Emelyanov4f42d0d2010-09-27 14:01:58 +040062err_proc:
63 return err;
Pavel Emelyanov2f72c9b2010-09-27 14:01:27 +040064}
65
66static __net_exit void sunrpc_exit_net(struct net *net)
67{
Jeff Layton4b9a4452013-11-14 07:25:17 -050068 rpc_pipefs_exit_net(net);
Stanislav Kinsbursky73393232012-01-19 21:42:29 +040069 unix_gid_cache_destroy(net);
Pavel Emelyanov90d51b02010-09-27 14:02:29 +040070 ip_map_cache_destroy(net);
Pavel Emelyanov4f42d0d2010-09-27 14:01:58 +040071 rpc_proc_exit(net);
Pavel Emelyanov2f72c9b2010-09-27 14:01:27 +040072}
73
74static struct pernet_operations sunrpc_net_ops = {
75 .init = sunrpc_init_net,
76 .exit = sunrpc_exit_net,
77 .id = &sunrpc_net_id,
78 .size = sizeof(struct sunrpc_net),
79};
80
Linus Torvalds1da177e2005-04-16 15:20:36 -070081static int __init
82init_sunrpc(void)
83{
Stanislav Kinsburskyadae0fe2012-04-05 21:04:37 +040084 int err = rpc_init_mempool();
Linus Torvalds1da177e2005-04-16 15:20:36 -070085 if (err)
86 goto out;
Trond Myklebust5d8d9a42010-07-31 14:29:07 -040087 err = rpcauth_init_module();
88 if (err)
Stanislav Kinsburskyadae0fe2012-04-05 21:04:37 +040089 goto out2;
Pavel Emelyanov2f72c9b2010-09-27 14:01:27 +040090
91 cache_initialize();
92
93 err = register_pernet_subsys(&sunrpc_net_ops);
94 if (err)
Stanislav Kinsburskyadae0fe2012-04-05 21:04:37 +040095 goto out3;
96
97 err = register_rpc_pipefs();
98 if (err)
Pavel Emelyanov2f72c9b2010-09-27 14:01:27 +040099 goto out4;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700100#ifdef RPC_DEBUG
101 rpc_register_sysctl();
102#endif
Tom Tucker360d87382007-12-30 21:07:17 -0600103 svc_init_xprt_sock(); /* svc sock transport */
104 init_socket_xprt(); /* clnt sock transport */
Trond Myklebust5d8d9a42010-07-31 14:29:07 -0400105 return 0;
Pavel Emelyanov2f72c9b2010-09-27 14:01:27 +0400106
107out4:
Stanislav Kinsburskyadae0fe2012-04-05 21:04:37 +0400108 unregister_pernet_subsys(&sunrpc_net_ops);
Trond Myklebust5d8d9a42010-07-31 14:29:07 -0400109out3:
Stanislav Kinsburskyadae0fe2012-04-05 21:04:37 +0400110 rpcauth_remove_module();
Trond Myklebust5d8d9a42010-07-31 14:29:07 -0400111out2:
Stanislav Kinsburskyadae0fe2012-04-05 21:04:37 +0400112 rpc_destroy_mempool();
Linus Torvalds1da177e2005-04-16 15:20:36 -0700113out:
114 return err;
115}
116
117static void __exit
118cleanup_sunrpc(void)
119{
Trond Myklebustf5c21872007-06-25 17:11:20 -0400120 rpcauth_remove_module();
Chuck Lever282b32e2006-12-05 16:35:51 -0500121 cleanup_socket_xprt();
Tom Tucker360d87382007-12-30 21:07:17 -0600122 svc_cleanup_xprt_sock();
Linus Torvalds1da177e2005-04-16 15:20:36 -0700123 unregister_rpc_pipefs();
124 rpc_destroy_mempool();
Pavel Emelyanov2f72c9b2010-09-27 14:01:27 +0400125 unregister_pernet_subsys(&sunrpc_net_ops);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700126#ifdef RPC_DEBUG
127 rpc_unregister_sysctl();
128#endif
Jesper Dangaard Brouer75de8742009-06-26 10:45:58 +0000129 rcu_barrier(); /* Wait for completion of call_rcu()'s */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700130}
131MODULE_LICENSE("GPL");
Trond Myklebust405d8f82009-08-21 08:17:56 -0400132fs_initcall(init_sunrpc); /* Ensure we're initialised before nfs */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700133module_exit(cleanup_sunrpc);