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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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6
fs/nfsd/nfs4state.c
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@@ -989,6 +989,8 @@ nfsd4_replay_cache_entry(struct nfsd4_compoundres *resp)
}
resp->rqstp->rq_resused = entry->ce_resused;
resp->opcnt = entry->ce_opcnt;
resp->cstate.iovlen = entry->ce_datav.iov_len + entry->ce_rpchdrlen;
status = entry->ce_status;
return status;
@@ -1214,6 +1216,10 @@ nfsd4_sequence(struct svc_rqst *rqstp,
if (status == nfserr_replay_cache) {
cstate->slot = slot;
cstate->session = session;
/* Return the cached reply status and set cstate->status
* for nfsd4_svc_encode_compoundres processing*/
status = nfsd4_replay_cache_entry(resp);
cstate->status = nfserr_replay_cache;
goto replay_cache;
}
if (status)