2 * per net namespace data structures for nfsd
4 * Copyright (C) 2012, Jeff Layton <jlayton@redhat.com>
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the Free
8 * Software Foundation; either version 2 of the License, or (at your option)
11 * This program is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
16 * You should have received a copy of the GNU General Public License along with
17 * this program; if not, write to the Free Software Foundation, Inc., 51
18 * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
21 #ifndef __NFSD_NETNS_H__
22 #define __NFSD_NETNS_H__
24 #include <net/net_namespace.h>
25 #include <net/netns/generic.h>
27 /* Hash tables for nfs4_clientid state */
28 #define CLIENT_HASH_BITS 4
29 #define CLIENT_HASH_SIZE (1 << CLIENT_HASH_BITS)
30 #define CLIENT_HASH_MASK (CLIENT_HASH_SIZE - 1)
32 #define LOCKOWNER_INO_HASH_BITS 8
33 #define LOCKOWNER_INO_HASH_SIZE (1 << LOCKOWNER_INO_HASH_BITS)
35 #define SESSION_HASH_SIZE 512
40 struct cld_net
*cld_net
;
42 struct cache_detail
*svc_expkey_cache
;
43 struct cache_detail
*svc_export_cache
;
45 struct cache_detail
*idtoname_cache
;
46 struct cache_detail
*nametoid_cache
;
48 struct lock_manager nfsd4_manager
;
53 * reclaim_str_hashtbl[] holds known client info from previous reset/reboot
54 * used in reboot/reset lease grace period processing
56 * conf_id_hashtbl[], and conf_name_tree hold confirmed
57 * setclientid_confirmed info.
59 * unconf_str_hastbl[] and unconf_name_tree hold unconfirmed
62 struct list_head
*reclaim_str_hashtbl
;
63 int reclaim_str_hashtbl_size
;
64 struct list_head
*conf_id_hashtbl
;
65 struct rb_root conf_name_tree
;
66 struct list_head
*unconf_id_hashtbl
;
67 struct rb_root unconf_name_tree
;
68 struct list_head
*ownerstr_hashtbl
;
69 struct list_head
*lockowner_ino_hashtbl
;
70 struct list_head
*sessionid_hashtbl
;
72 * client_lru holds client queue ordered by nfs4_client.cl_time
75 struct list_head client_lru
;
78 extern int nfsd_net_id
;
79 #endif /* __NFSD_NETNS_H__ */