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 int sunrpc_net_id; 28 29 static __net_init int sunrpc_init_net(struct net *net) 30 { 31 int err; 32 33 err = rpc_proc_init(net); 34 if (err) 35 goto err_proc; 36 37 err = ip_map_cache_create(net); 38 if (err) 39 goto err_ipmap; 40 41 return 0; 42 43 err_ipmap: 44 rpc_proc_exit(net); 45 err_proc: 46 return err; 47 } 48 49 static __net_exit void sunrpc_exit_net(struct net *net) 50 { 51 ip_map_cache_destroy(net); 52 rpc_proc_exit(net); 53 } 54 55 static struct pernet_operations sunrpc_net_ops = { 56 .init = sunrpc_init_net, 57 .exit = sunrpc_exit_net, 58 .id = &sunrpc_net_id, 59 .size = sizeof(struct sunrpc_net), 60 }; 61 62 extern struct cache_detail unix_gid_cache; 63 64 extern void cleanup_rpcb_clnt(void); 65 66 static int __init 67 init_sunrpc(void) 68 { 69 int err = register_rpc_pipefs(); 70 if (err) 71 goto out; 72 err = rpc_init_mempool(); 73 if (err) 74 goto out2; 75 err = rpcauth_init_module(); 76 if (err) 77 goto out3; 78 79 cache_initialize(); 80 81 err = register_pernet_subsys(&sunrpc_net_ops); 82 if (err) 83 goto out4; 84 #ifdef RPC_DEBUG 85 rpc_register_sysctl(); 86 #endif 87 cache_register(&unix_gid_cache); 88 svc_init_xprt_sock(); /* svc sock transport */ 89 init_socket_xprt(); /* clnt sock transport */ 90 return 0; 91 92 out4: 93 rpcauth_remove_module(); 94 out3: 95 rpc_destroy_mempool(); 96 out2: 97 unregister_rpc_pipefs(); 98 out: 99 return err; 100 } 101 102 static void __exit 103 cleanup_sunrpc(void) 104 { 105 cleanup_rpcb_clnt(); 106 rpcauth_remove_module(); 107 cleanup_socket_xprt(); 108 svc_cleanup_xprt_sock(); 109 unregister_rpc_pipefs(); 110 rpc_destroy_mempool(); 111 cache_unregister(&unix_gid_cache); 112 unregister_pernet_subsys(&sunrpc_net_ops); 113 #ifdef RPC_DEBUG 114 rpc_unregister_sysctl(); 115 #endif 116 rcu_barrier(); /* Wait for completion of call_rcu()'s */ 117 } 118 MODULE_LICENSE("GPL"); 119 fs_initcall(init_sunrpc); /* Ensure we're initialised before nfs */ 120 module_exit(cleanup_sunrpc); 121