1/*
 2 * Helper routines for the NFS client caches
 3 *
 4 * Copyright (c) 2009 Trond Myklebust <Trond.Myklebust@netapp.com>
 5 */
 6
 7#include <linux/completion.h>
 8#include <linux/sunrpc/cache.h>
 9#include <linux/atomic.h>
10
11/*
12 * Deferred request handling
13 */
14struct nfs_cache_defer_req {
15	struct cache_req req;
16	struct cache_deferred_req deferred_req;
17	struct completion completion;
18	atomic_t count;
19};
20
21extern int nfs_cache_upcall(struct cache_detail *cd, char *entry_name);
22extern struct nfs_cache_defer_req *nfs_cache_defer_req_alloc(void);
23extern void nfs_cache_defer_req_put(struct nfs_cache_defer_req *dreq);
24extern int nfs_cache_wait_for_upcall(struct nfs_cache_defer_req *dreq);
25
26extern int nfs_cache_register_net(struct net *net, struct cache_detail *cd);
27extern void nfs_cache_unregister_net(struct net *net, struct cache_detail *cd);
28extern int nfs_cache_register_sb(struct super_block *sb,
29				 struct cache_detail *cd);
30extern void nfs_cache_unregister_sb(struct super_block *sb,
31				    struct cache_detail *cd);

 1/*
 2 * Helper routines for the NFS client caches
 3 *
 4 * Copyright (c) 2009 Trond Myklebust <Trond.Myklebust@netapp.com>
 5 */
 6
 7#include <linux/completion.h>
 8#include <linux/sunrpc/cache.h>
 9#include <linux/atomic.h>
10
11/*
12 * Deferred request handling
13 */
14struct nfs_cache_defer_req {
15	struct cache_req req;
16	struct cache_deferred_req deferred_req;
17	struct completion completion;
18	atomic_t count;
19};
20
21extern int nfs_cache_upcall(struct cache_detail *cd, char *entry_name);
22extern struct nfs_cache_defer_req *nfs_cache_defer_req_alloc(void);
23extern void nfs_cache_defer_req_put(struct nfs_cache_defer_req *dreq);
24extern int nfs_cache_wait_for_upcall(struct nfs_cache_defer_req *dreq);
25
26extern int nfs_cache_register_net(struct net *net, struct cache_detail *cd);
27extern void nfs_cache_unregister_net(struct net *net, struct cache_detail *cd);
28extern int nfs_cache_register_sb(struct super_block *sb,
29				 struct cache_detail *cd);
30extern void nfs_cache_unregister_sb(struct super_block *sb,
31				    struct cache_detail *cd);