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Commit | Line | Data |
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1 | /* | |
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 | ||
9 | #include <linux/module.h> | |
10 | ||
11 | #include <linux/types.h> | |
12 | #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> | |
23 | #include <linux/sunrpc/xprtsock.h> | |
24 | ||
25 | #include "netns.h" | |
26 | ||
27 | unsigned int sunrpc_net_id; | |
28 | EXPORT_SYMBOL_GPL(sunrpc_net_id); | |
29 | ||
30 | static __net_init int sunrpc_init_net(struct net *net) | |
31 | { | |
32 | int err; | |
33 | struct sunrpc_net *sn = net_generic(net, sunrpc_net_id); | |
34 | ||
35 | err = rpc_proc_init(net); | |
36 | if (err) | |
37 | goto err_proc; | |
38 | ||
39 | err = ip_map_cache_create(net); | |
40 | if (err) | |
41 | goto err_ipmap; | |
42 | ||
43 | err = unix_gid_cache_create(net); | |
44 | if (err) | |
45 | goto err_unixgid; | |
46 | ||
47 | err = rpc_pipefs_init_net(net); | |
48 | if (err) | |
49 | goto err_pipefs; | |
50 | ||
51 | INIT_LIST_HEAD(&sn->all_clients); | |
52 | spin_lock_init(&sn->rpc_client_lock); | |
53 | spin_lock_init(&sn->rpcb_clnt_lock); | |
54 | return 0; | |
55 | ||
56 | err_pipefs: | |
57 | unix_gid_cache_destroy(net); | |
58 | err_unixgid: | |
59 | ip_map_cache_destroy(net); | |
60 | err_ipmap: | |
61 | rpc_proc_exit(net); | |
62 | err_proc: | |
63 | return err; | |
64 | } | |
65 | ||
66 | static __net_exit void sunrpc_exit_net(struct net *net) | |
67 | { | |
68 | rpc_pipefs_exit_net(net); | |
69 | unix_gid_cache_destroy(net); | |
70 | ip_map_cache_destroy(net); | |
71 | rpc_proc_exit(net); | |
72 | } | |
73 | ||
74 | static 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 | ||
81 | static int __init | |
82 | init_sunrpc(void) | |
83 | { | |
84 | int err = rpc_init_mempool(); | |
85 | if (err) | |
86 | goto out; | |
87 | err = rpcauth_init_module(); | |
88 | if (err) | |
89 | goto out2; | |
90 | ||
91 | cache_initialize(); | |
92 | ||
93 | err = register_pernet_subsys(&sunrpc_net_ops); | |
94 | if (err) | |
95 | goto out3; | |
96 | ||
97 | err = register_rpc_pipefs(); | |
98 | if (err) | |
99 | goto out4; | |
100 | ||
101 | sunrpc_debugfs_init(); | |
102 | #if IS_ENABLED(CONFIG_SUNRPC_DEBUG) | |
103 | rpc_register_sysctl(); | |
104 | #endif | |
105 | svc_init_xprt_sock(); /* svc sock transport */ | |
106 | init_socket_xprt(); /* clnt sock transport */ | |
107 | return 0; | |
108 | ||
109 | out4: | |
110 | unregister_pernet_subsys(&sunrpc_net_ops); | |
111 | out3: | |
112 | rpcauth_remove_module(); | |
113 | out2: | |
114 | rpc_destroy_mempool(); | |
115 | out: | |
116 | return err; | |
117 | } | |
118 | ||
119 | static void __exit | |
120 | cleanup_sunrpc(void) | |
121 | { | |
122 | rpc_cleanup_clids(); | |
123 | rpcauth_remove_module(); | |
124 | cleanup_socket_xprt(); | |
125 | svc_cleanup_xprt_sock(); | |
126 | sunrpc_debugfs_exit(); | |
127 | unregister_rpc_pipefs(); | |
128 | rpc_destroy_mempool(); | |
129 | unregister_pernet_subsys(&sunrpc_net_ops); | |
130 | #if IS_ENABLED(CONFIG_SUNRPC_DEBUG) | |
131 | rpc_unregister_sysctl(); | |
132 | #endif | |
133 | rcu_barrier(); /* Wait for completion of call_rcu()'s */ | |
134 | } | |
135 | MODULE_LICENSE("GPL"); | |
136 | fs_initcall(init_sunrpc); /* Ensure we're initialised before nfs */ | |
137 | module_exit(cleanup_sunrpc); |