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nfsd41: nfsd DRC logic

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Replay a request in nfsd4_sequence.
Add a minorversion to struct nfsd4_compound_state.

Pass the current slot to nfs4svc_encode_compound res via struct
nfsd4_compoundres to set an NFSv4.1 DRC entry.

Signed-off-by: Andy Adamson<andros@netapp.com>
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
[nfsd41: use bool inuse for slot state]
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
[nfsd41: use cstate session in nfs4svc_encode_compoundres]
[nfsd41 replace nfsd4_set_cache_entry]
Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
This commit is contained in:
Andy Adamson
2009-04-03 08:28:22 +03:00
committed by J. Bruce Fields
parent c3d06f9ce8
commit da3846a286
4 changed files with 25 additions and 0 deletions
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7
fs/nfsd/nfs4proc.c
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@@ -936,6 +936,12 @@ nfsd4_proc_compound(struct svc_rqst *rqstp,
BUG_ON(op->status == nfs_ok);
encode_op:
/* Only from SEQUENCE or CREATE_SESSION */
if (resp->cstate.status == nfserr_replay_cache) {
dprintk("%s NFS4.1 replay from cache\n", __func__);
status = op->status;
goto out;
}
if (op->status == nfserr_replay_me) {
op->replay = &cstate->replay_owner->so_replay;
nfsd4_encode_replay(resp, op);
@@ -964,6 +970,7 @@ encode_op:
status = nfserr_jukebox;
}
resp->cstate.status = status;
fh_put(&resp->cstate.current_fh);
fh_put(&resp->cstate.save_fh);
BUG_ON(resp->cstate.replay_owner);