net/sunrpc/sunrpc_syms.c


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118

/*
 * linux/net/sunrpc/sunrpc_syms.c
 *
 * Symbols exported by the sunrpc module.
 *
 * Copyright (C) 1997 Olaf Kirch <okir@monad.swb.de>
 */

#include <linux/module.h>

#include <linux/types.h>
#include <linux/uio.h>
#include <linux/unistd.h>
#include <linux/init.h>

#include <linux/sunrpc/sched.h>
#include <linux/sunrpc/clnt.h>
#include <linux/sunrpc/svc.h>
#include <linux/sunrpc/svcsock.h>
#include <linux/sunrpc/auth.h>
#include <linux/workqueue.h>
#include <linux/sunrpc/rpc_pipe_fs.h>
#include <linux/sunrpc/xprtsock.h>

#include "netns.h"

int sunrpc_net_id;

static __net_init int sunrpc_init_net(struct net *net)
{
	int err;

	err = rpc_proc_init(net);
	if (err)
		goto err_proc;

	err = ip_map_cache_create(net);
	if (err)
		goto err_ipmap;

	rpc_pipefs_init_net(net);
	return 0;

err_ipmap:
	rpc_proc_exit(net);
err_proc:
	return err;
}

static __net_exit void sunrpc_exit_net(struct net *net)
{
	ip_map_cache_destroy(net);
	rpc_proc_exit(net);
}

static struct pernet_operations sunrpc_net_ops = {
	.init = sunrpc_init_net,
	.exit = sunrpc_exit_net,
	.id = &sunrpc_net_id,
	.size = sizeof(struct sunrpc_net),
};

extern struct cache_detail unix_gid_cache;

static int __init
init_sunrpc(void)
{
	int err = register_rpc_pipefs();
	if (err)
		goto out;
	err = rpc_init_mempool();
	if (err)
		goto out2;
	err = rpcauth_init_module();
	if (err)
		goto out3;

	cache_initialize();

	err = register_pernet_subsys(&sunrpc_net_ops);
	if (err)
		goto out4;
#ifdef RPC_DEBUG
	rpc_register_sysctl();
#endif
	cache_register(&unix_gid_cache);
	svc_init_xprt_sock();	/* svc sock transport */
	init_socket_xprt();	/* clnt sock transport */
	return 0;

out4:
	rpcauth_remove_module();
out3:
	rpc_destroy_mempool();
out2:
	unregister_rpc_pipefs();
out:
	return err;
}

static void __exit
cleanup_sunrpc(void)
{
	rpcauth_remove_module();
	cleanup_socket_xprt();
	svc_cleanup_xprt_sock();
	unregister_rpc_pipefs();
	rpc_destroy_mempool();
	cache_unregister(&unix_gid_cache);
	unregister_pernet_subsys(&sunrpc_net_ops);
#ifdef RPC_DEBUG
	rpc_unregister_sysctl();
#endif
	rcu_barrier(); /* Wait for completion of call_rcu()'s */
}
MODULE_LICENSE("GPL");
fs_initcall(init_sunrpc); /* Ensure we're initialised before nfs */
module_exit(cleanup_sunrpc);