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| author |   Andy Adamson <andros@netapp.com> | 2009-04-03 08:28:22 +0300 |
|---|---|---|
| committer |   J. Bruce Fields <bfields@citi.umich.edu> | 2009-04-03 17:41:17 -0700 |
| commit | da3846a2866ddf239311766ff434a82e7b4ac701 (patch) | |
| tree | c40d6c1754999f1f572f12c4fa68f281a93b040c /fs/nfsd/nfs4xdr.c | |
| parent | nfsd41: hard page limit for DRC (diff) | |
| download | linux-dev-da3846a2866ddf239311766ff434a82e7b4ac701.tar.xz linux-dev-da3846a2866ddf239311766ff434a82e7b4ac701.zip | |
nfsd41: nfsd DRC logic
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>
Diffstat (limited to 'fs/nfsd/nfs4xdr.c')
| -rw-r--r-- | fs/nfsd/nfs4xdr.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index 8556575480ce..09415bcf078e 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -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; } |