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NFS: use scope from exchange_id to skip reclaim

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can be skipped if the "eir_server_scope" from the exchange_id proc differs from
previous calls.

Also, in the future server_scope will be useful for determining whether client
trunking is available

Signed-off-by: Weston Andros Adamson <dros@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Weston Andros Adamson
2011-05-31 19:05:47 -04:00
committed by Trond Myklebust
parent 7e574f0d39
commit 78fe0f41d9
7 changed files with 55 additions and 2 deletions
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3
fs/nfs/nfs4_fs.h
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@@ -48,6 +48,7 @@ enum nfs4_client_state {
NFS4CLNT_SESSION_RESET,
NFS4CLNT_RECALL_SLOT,
NFS4CLNT_LEASE_CONFIRM,
NFS4CLNT_SERVER_SCOPE_MISMATCH,
};
enum nfs4_session_state {
@@ -349,6 +350,8 @@ extern void nfs4_schedule_state_manager(struct nfs_client *);
extern void nfs4_schedule_stateid_recovery(const struct nfs_server *, struct nfs4_state *);
extern void nfs41_handle_sequence_flag_errors(struct nfs_client *clp, u32 flags);
extern void nfs41_handle_recall_slot(struct nfs_client *clp);
extern void nfs41_handle_server_scope(struct nfs_client *,
struct server_scope **);
extern void nfs4_put_lock_state(struct nfs4_lock_state *lsp);
extern int nfs4_set_lock_state(struct nfs4_state *state, struct file_lock *fl);
extern void nfs4_copy_stateid(nfs4_stateid *, struct nfs4_state *, fl_owner_t, pid_t);