fs/nfsd/state.h

108  * ->cl_lock protects sc_status for open and lock stateids.
109  * ->st_mutex also protect sc_status for open stateids.
110  * ->ls_lock protects sc_status for layout stateids.
113  * For an open stateid kept around *only* to process close replays.
117 /* For a deleg stateid kept around only to process free_stateid's: */
182  *   is broken, put when the rpc exits)
189  * the object will either be destroyed (v4.0) or moved to a per-client list of
237 					    per-session otherwise */
247 /* Maximum number of slots per session.  This is for sanity-check only.
249  * A large number can be needed to get good throughput on high-latency servers.
287 	u32	flavor; /* (u32)(-1) used to mean "no valid flavor" */
369  * --------------------------------------------------------------------------
371  * |------------------- ----------------------------------------------------|
377  * |------------------------------------------------------------------------|
381  * |------------------------------------------------------------------------|
390  * struct nfs4_client - one per client.  Clientids live here.
396  * per-nfsd_net client_lock spinlock.
419 	struct rb_node		cl_namenode;	/* link into by-name trees */
438 	atomic_t		cl_admin_revoked; /* count of admin-revoked states */
504  * from non-volitile storage) upon reboot.
523  * Replay buffer, where the result of the last seqid-mutating operation
572 	 * We keep around openowners a little while after last close,
606  * Per-client state indicating no. of opens and outstanding delegations
640 	 * Each open or lock stateid contributes 0-4 to the counts
660  * holds a reference to each of these objects, and they in turn hold a
731 	return (s32)(a->si_generation - b->si_generation) > 0;  in nfsd4_stateid_generation_after()
783 	if (!test_and_set_bit(NFSD4_CALLBACK_RUNNING, &cb->cb_flags))  in nfsd4_try_run_cb()
803 	refcount_inc(&fi->fi_ref);  in get_nfs4_file()
828 	cmpxchg(&clp->cl_state, NFSD4_COURTESY, NFSD4_EXPIRABLE);  in try_to_expire_client()
829 	return clp->cl_state == NFSD4_EXPIRABLE;  in try_to_expire_client()