diff options
Diffstat (limited to 'fs/nfsd/state.h')
| -rw-r--r-- | fs/nfsd/state.h | 47 |
1 files changed, 22 insertions, 25 deletions
diff --git a/fs/nfsd/state.h b/fs/nfsd/state.h index ffb5df1db94..89ab137d379 100644 --- a/fs/nfsd/state.h +++ b/fs/nfsd/state.h @@ -128,12 +128,14 @@ static inline struct nfs4_delegation *delegstateid(struct nfs4_stid *s) (NFSD_CACHE_SIZE_SLOTS_PER_SESSION * NFSD_SLOT_CACHE_SIZE) struct nfsd4_slot { - bool sl_inuse; - bool sl_cachethis; - u16 sl_opcnt; u32 sl_seqid; __be32 sl_status; u32 sl_datalen; + u16 sl_opcnt; +#define NFSD4_SLOT_INUSE (1 << 0) +#define NFSD4_SLOT_CACHETHIS (1 << 1) +#define NFSD4_SLOT_INITIALIZED (1 << 2) + u8 sl_flags; char sl_data[]; }; @@ -196,18 +198,7 @@ struct nfsd4_session { struct nfsd4_slot *se_slots[]; /* forward channel slots */ }; -static inline void -nfsd4_put_session(struct nfsd4_session *ses) -{ - extern void free_session(struct kref *kref); - kref_put(&ses->se_ref, free_session); -} - -static inline void -nfsd4_get_session(struct nfsd4_session *ses) -{ - kref_get(&ses->se_ref); -} +extern void nfsd4_put_session(struct nfsd4_session *ses); /* formatted contents of nfs4_sessionid */ struct nfsd4_sessionid { @@ -245,14 +236,17 @@ struct nfs4_client { struct svc_cred cl_cred; /* setclientid principal */ clientid_t cl_clientid; /* generated by server */ nfs4_verifier cl_confirm; /* generated by server */ - u32 cl_firststate; /* recovery dir creation */ u32 cl_minorversion; /* for v4.0 and v4.1 callbacks: */ struct nfs4_cb_conn cl_cb_conn; -#define NFSD4_CLIENT_CB_UPDATE 1 -#define NFSD4_CLIENT_KILL 2 - unsigned long cl_cb_flags; +#define NFSD4_CLIENT_CB_UPDATE (0) +#define NFSD4_CLIENT_CB_KILL (1) +#define NFSD4_CLIENT_STABLE (2) /* client on stable storage */ +#define NFSD4_CLIENT_RECLAIM_COMPLETE (3) /* reclaim_complete done */ +#define NFSD4_CLIENT_CB_FLAG_MASK (1 << NFSD4_CLIENT_CB_UPDATE | \ + 1 << NFSD4_CLIENT_CB_KILL) + unsigned long cl_flags; struct rpc_clnt *cl_cb_client; u32 cl_cb_ident; #define NFSD4_CB_UP 0 @@ -463,6 +457,8 @@ extern __be32 nfs4_preprocess_stateid_op(struct nfsd4_compound_state *cstate, extern void nfs4_lock_state(void); extern void nfs4_unlock_state(void); extern int nfs4_in_grace(void); +extern void nfs4_release_reclaim(void); +extern struct nfs4_client_reclaim *nfsd4_find_reclaim_client(struct nfs4_client *crp); extern __be32 nfs4_check_open_reclaim(clientid_t *clid); extern void nfs4_free_openowner(struct nfs4_openowner *); extern void nfs4_free_lockowner(struct nfs4_lockowner *); @@ -477,16 +473,17 @@ extern void nfsd4_destroy_callback_queue(void); extern void nfsd4_shutdown_callback(struct nfs4_client *); extern void nfs4_put_delegation(struct nfs4_delegation *dp); extern __be32 nfs4_make_rec_clidname(char *clidname, struct xdr_netobj *clname); -extern void nfsd4_init_recdir(void); -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, bool use_exchange_id); -extern void nfsd4_recdir_purge_old(void); -extern void nfsd4_create_clid_dir(struct nfs4_client *clp); -extern void nfsd4_remove_clid_dir(struct nfs4_client *clp); extern void release_session_client(struct nfsd4_session *); extern __be32 nfs4_validate_stateid(struct nfs4_client *, stateid_t *); extern void nfsd4_purge_closed_stateid(struct nfs4_stateowner *); +/* nfs4recover operations */ +extern int nfsd4_client_tracking_init(struct net *net); +extern void nfsd4_client_tracking_exit(struct net *net); +extern void nfsd4_client_record_create(struct nfs4_client *clp); +extern void nfsd4_client_record_remove(struct nfs4_client *clp); +extern int nfsd4_client_record_check(struct nfs4_client *clp); +extern void nfsd4_record_grace_done(struct net *net, time_t boot_time); #endif /* NFSD4_STATE_H */ |