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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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11
fs/nfsd/nfs4xdr.c
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@@ -3049,6 +3049,17 @@ nfs4svc_encode_compoundres(struct svc_rqst *rqstp, __be32 *p, struct nfsd4_compo
iov = &rqstp->rq_res.head[0];
iov->iov_len = ((char*)resp->p) - (char*)iov->iov_base;
BUG_ON(iov->iov_len > PAGE_SIZE);
if (resp->cstate.slot != NULL) {
if (resp->cstate.status == nfserr_replay_cache) {
iov->iov_len = resp->cstate.iovlen;
} else {
nfsd4_store_cache_entry(resp);
dprintk("%s: SET SLOT STATE TO AVAILABLE\n", __func__);
resp->cstate.slot->sl_inuse = 0;
}
if (resp->cstate.session)
nfsd4_put_session(resp->cstate.session);
}
return 1;
}