};
struct nfs4_delegation {
- struct list_head dl_del_perfile; /* nfs4_file->fi_del_perfile */
- struct list_head dl_del_perclnt; /* nfs4_client->cl_del_perclnt*/
+ struct list_head dl_perfile;
+ struct list_head dl_perclnt;
struct list_head dl_recall_lru; /* delegation recalled */
atomic_t dl_count; /* ref count */
struct nfs4_client *dl_client;
/* client delegation callback info */
struct nfs4_callback {
/* SETCLIENTID info */
- u32 cb_parsed; /* addr parsed */
u32 cb_addr;
unsigned short cb_port;
u32 cb_prog;
struct nfs4_client {
struct list_head cl_idhash; /* hash by cl_clientid.id */
struct list_head cl_strhash; /* hash by cl_name */
- struct list_head cl_perclient; /* list: stateowners */
- struct list_head cl_del_perclnt; /* list: delegations */
+ struct list_head cl_openowners;
+ struct list_head cl_delegations;
struct list_head cl_lru; /* tail queue */
struct xdr_netobj cl_name; /* id generated by client */
char cl_recdir[HEXDIR_LEN]; /* recovery dir */
nfs4_verifier cl_confirm; /* generated by server */
struct nfs4_callback cl_callback; /* callback info */
atomic_t cl_count; /* ref count */
+ u32 cl_firststate; /* recovery dir creation */
};
/* struct nfs4_client_reset
struct kref so_ref;
struct list_head so_idhash; /* hash by so_id */
struct list_head so_strhash; /* hash by op_name */
- struct list_head so_perclient; /* nfs4_client->cl_perclient */
- struct list_head so_perfilestate; /* list: nfs4_stateid */
- struct list_head so_perlockowner; /* nfs4_stateid->st_perlockowner */
+ struct list_head so_perclient;
+ struct list_head so_stateids;
+ struct list_head so_perstateid; /* for lockowners only */
struct list_head so_close_lru; /* tail queue */
time_t so_time; /* time of placement on so_close_lru */
int so_is_open_owner; /* 1=openowner,0=lockowner */
u32 so_id;
struct nfs4_client * so_client;
- u32 so_seqid;
+ /* after increment in ENCODE_SEQID_OP_TAIL, represents the next
+ * sequence id expected from the client: */
+ u32 so_seqid;
struct xdr_netobj so_owner; /* open owner name */
int so_confirmed; /* successful OPEN_CONFIRM? */
struct nfs4_replay so_replay;
* st_perlockowner: (open stateid) list of lock nfs4_stateowners
* st_access_bmap: used only for open stateid
* st_deny_bmap: used only for open stateid
+* st_openstp: open stateid lock stateid was derived from
+*
+* XXX: open stateids and lock stateids have diverged sufficiently that
+* we should consider defining separate structs for the two cases.
*/
struct nfs4_stateid {
struct list_head st_hash;
struct list_head st_perfile;
- struct list_head st_perfilestate;
- struct list_head st_perlockowner;
+ struct list_head st_perstateowner;
+ struct list_head st_lockowners;
struct nfs4_stateowner * st_stateowner;
struct nfs4_file * st_file;
stateid_t st_stateid;
struct file * st_vfs_file;
unsigned long st_access_bmap;
unsigned long st_deny_bmap;
+ struct nfs4_stateid * st_openstp;
};
/* flags for preprocess_seqid_op() */
extern void nfsd4_cb_recall(struct nfs4_delegation *dp);
extern void nfs4_put_delegation(struct nfs4_delegation *dp);
extern int nfs4_make_rec_clidname(char *clidname, struct xdr_netobj *clname);
+extern void nfsd4_init_recdir(char *recdir_name);
+extern int nfsd4_recdir_load(void);
+extern void nfsd4_shutdown_recdir(void);
+extern int nfs4_client_to_reclaim(const char *name);
+extern int nfs4_has_reclaimed_state(const char *name);
+extern void nfsd4_recdir_purge_old(void);
+extern int nfsd4_create_clid_dir(struct nfs4_client *clp);
+extern void nfsd4_remove_clid_dir(struct nfs4_client *clp);
static inline void
nfs4_put_stateowner(struct nfs4_stateowner *so)