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NFS: Enable slot table helpers for NFSv4.0

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I'd like to re-use NFSv4.1's slot table machinery for NFSv4.0
transport blocking.  Re-organize some of nfs4session.c so the slot
table code is built even when NFS_V4_1 is disabled.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Chuck Lever
2013-08-09 12:48:44 -04:00
committed by Trond Myklebust
parent 220e09ccd3
commit 9d33059c1b
4 changed files with 37 additions and 35 deletions
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28
fs/nfs/nfs4session.h
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@@ -72,15 +72,24 @@ enum nfs4_session_state {
NFS4_SESSION_INITING,
};
#if defined(CONFIG_NFS_V4_1)
extern struct nfs4_slot *nfs4_alloc_slot(struct nfs4_slot_table *tbl);
extern void nfs4_free_slot(struct nfs4_slot_table *tbl, struct nfs4_slot *slot);
extern void nfs41_set_target_slotid(struct nfs4_slot_table *tbl,
u32 target_highest_slotid);
extern void nfs4_slot_tbl_drain_complete(struct nfs4_slot_table *tbl);
extern void nfs41_update_target_slotid(struct nfs4_slot_table *tbl,
struct nfs4_slot *slot,
struct nfs4_sequence_res *res);
bool nfs41_wake_and_assign_slot(struct nfs4_slot_table *tbl,
struct nfs4_slot *slot);
void nfs41_wake_slot_table(struct nfs4_slot_table *tbl);
static inline bool nfs4_slot_tbl_draining(struct nfs4_slot_table *tbl)
{
return !!test_bit(NFS4_SLOT_TBL_DRAINING, &tbl->slot_tbl_state);
}
#if defined(CONFIG_NFS_V4_1)
extern void nfs41_set_target_slotid(struct nfs4_slot_table *tbl,
u32 target_highest_slotid);
extern int nfs4_setup_session_slot_tables(struct nfs4_session *ses);
@@ -89,17 +98,6 @@ extern void nfs4_destroy_session(struct nfs4_session *session);
extern int nfs4_init_session(struct nfs_client *clp);
extern int nfs4_init_ds_session(struct nfs_client *, unsigned long);
extern void nfs4_slot_tbl_drain_complete(struct nfs4_slot_table *tbl);
static inline bool nfs4_slot_tbl_draining(struct nfs4_slot_table *tbl)
{
return !!test_bit(NFS4_SLOT_TBL_DRAINING, &tbl->slot_tbl_state);
}
bool nfs41_wake_and_assign_slot(struct nfs4_slot_table *tbl,
struct nfs4_slot *slot);
void nfs41_wake_slot_table(struct nfs4_slot_table *tbl);
/*
* Determine if sessions are in use.
*/