cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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sunrpc_syms.c (3075B)


      1// SPDX-License-Identifier: GPL-2.0-only
      2/*
      3 * linux/net/sunrpc/sunrpc_syms.c
      4 *
      5 * Symbols exported by the sunrpc module.
      6 *
      7 * Copyright (C) 1997 Olaf Kirch <okir@monad.swb.de>
      8 */
      9
     10#include <linux/module.h>
     11
     12#include <linux/types.h>
     13#include <linux/uio.h>
     14#include <linux/unistd.h>
     15#include <linux/init.h>
     16
     17#include <linux/sunrpc/sched.h>
     18#include <linux/sunrpc/clnt.h>
     19#include <linux/sunrpc/svc.h>
     20#include <linux/sunrpc/svcsock.h>
     21#include <linux/sunrpc/auth.h>
     22#include <linux/workqueue.h>
     23#include <linux/sunrpc/rpc_pipe_fs.h>
     24#include <linux/sunrpc/xprtsock.h>
     25
     26#include "sunrpc.h"
     27#include "sysfs.h"
     28#include "netns.h"
     29
     30unsigned int sunrpc_net_id;
     31EXPORT_SYMBOL_GPL(sunrpc_net_id);
     32
     33static __net_init int sunrpc_init_net(struct net *net)
     34{
     35	int err;
     36	struct sunrpc_net *sn = net_generic(net, sunrpc_net_id);
     37
     38	err = rpc_proc_init(net);
     39	if (err)
     40		goto err_proc;
     41
     42	err = ip_map_cache_create(net);
     43	if (err)
     44		goto err_ipmap;
     45
     46	err = unix_gid_cache_create(net);
     47	if (err)
     48		goto err_unixgid;
     49
     50	err = rpc_pipefs_init_net(net);
     51	if (err)
     52		goto err_pipefs;
     53
     54	INIT_LIST_HEAD(&sn->all_clients);
     55	spin_lock_init(&sn->rpc_client_lock);
     56	spin_lock_init(&sn->rpcb_clnt_lock);
     57	return 0;
     58
     59err_pipefs:
     60	unix_gid_cache_destroy(net);
     61err_unixgid:
     62	ip_map_cache_destroy(net);
     63err_ipmap:
     64	rpc_proc_exit(net);
     65err_proc:
     66	return err;
     67}
     68
     69static __net_exit void sunrpc_exit_net(struct net *net)
     70{
     71	struct sunrpc_net *sn = net_generic(net, sunrpc_net_id);
     72
     73	rpc_pipefs_exit_net(net);
     74	unix_gid_cache_destroy(net);
     75	ip_map_cache_destroy(net);
     76	rpc_proc_exit(net);
     77	WARN_ON_ONCE(!list_empty(&sn->all_clients));
     78}
     79
     80static struct pernet_operations sunrpc_net_ops = {
     81	.init = sunrpc_init_net,
     82	.exit = sunrpc_exit_net,
     83	.id = &sunrpc_net_id,
     84	.size = sizeof(struct sunrpc_net),
     85};
     86
     87static int __init
     88init_sunrpc(void)
     89{
     90	int err = rpc_init_mempool();
     91	if (err)
     92		goto out;
     93	err = rpcauth_init_module();
     94	if (err)
     95		goto out2;
     96
     97	cache_initialize();
     98
     99	err = register_pernet_subsys(&sunrpc_net_ops);
    100	if (err)
    101		goto out3;
    102
    103	err = register_rpc_pipefs();
    104	if (err)
    105		goto out4;
    106
    107	err = rpc_sysfs_init();
    108	if (err)
    109		goto out5;
    110
    111	sunrpc_debugfs_init();
    112#if IS_ENABLED(CONFIG_SUNRPC_DEBUG)
    113	rpc_register_sysctl();
    114#endif
    115	svc_init_xprt_sock();	/* svc sock transport */
    116	init_socket_xprt();	/* clnt sock transport */
    117	return 0;
    118
    119out5:
    120	unregister_rpc_pipefs();
    121out4:
    122	unregister_pernet_subsys(&sunrpc_net_ops);
    123out3:
    124	rpcauth_remove_module();
    125out2:
    126	rpc_destroy_mempool();
    127out:
    128	return err;
    129}
    130
    131static void __exit
    132cleanup_sunrpc(void)
    133{
    134	rpc_sysfs_exit();
    135	rpc_cleanup_clids();
    136	xprt_cleanup_ids();
    137	xprt_multipath_cleanup_ids();
    138	rpcauth_remove_module();
    139	cleanup_socket_xprt();
    140	svc_cleanup_xprt_sock();
    141	sunrpc_debugfs_exit();
    142	unregister_rpc_pipefs();
    143	rpc_destroy_mempool();
    144	unregister_pernet_subsys(&sunrpc_net_ops);
    145	auth_domain_cleanup();
    146#if IS_ENABLED(CONFIG_SUNRPC_DEBUG)
    147	rpc_unregister_sysctl();
    148#endif
    149	rcu_barrier(); /* Wait for completion of call_rcu()'s */
    150}
    151MODULE_LICENSE("GPL");
    152fs_initcall(init_sunrpc); /* Ensure we're initialised before nfs */
    153module_exit(cleanup_sunrpc);