| /* |
| * Helper routines for the NFS client caches |
| * |
| * Copyright (c) 2009 Trond Myklebust <Trond.Myklebust@netapp.com> |
| */ |
| |
| #include <linux/completion.h> |
| #include <linux/sunrpc/cache.h> |
| #include <linux/atomic.h> |
| |
| /* |
| * Deferred request handling |
| */ |
| struct nfs_cache_defer_req { |
| struct cache_req req; |
| struct cache_deferred_req deferred_req; |
| struct completion completion; |
| atomic_t count; |
| }; |
| |
| extern int nfs_cache_upcall(struct cache_detail *cd, char *entry_name); |
| extern struct nfs_cache_defer_req *nfs_cache_defer_req_alloc(void); |
| extern void nfs_cache_defer_req_put(struct nfs_cache_defer_req *dreq); |
| extern int nfs_cache_wait_for_upcall(struct nfs_cache_defer_req *dreq); |
| |
| extern void nfs_cache_init(struct cache_detail *cd); |
| extern void nfs_cache_destroy(struct cache_detail *cd); |
| extern int nfs_cache_register_net(struct net *net, struct cache_detail *cd); |
| extern void nfs_cache_unregister_net(struct net *net, struct cache_detail *cd); |