diff options
| author | Andy Adamson <andros@netapp.com> | 2009-04-03 07:27:32 +0200 |
|---|---|---|
| committer | J. Bruce Fields <bfields@citi.umich.edu> | 2009-04-04 02:41:12 +0200 |
| commit | 2f425878b6a71571341dcd3f9e9d1a6f6355da9c (patch) | |
| tree | 52735958c1614458bd6b459040f977dfc3c3e9a9 /net/sunrpc/svc.c | |
| parent | nfsd: remove nfsd4_ops array size (diff) | |
| download | linux-2f425878b6a71571341dcd3f9e9d1a6f6355da9c.tar.xz linux-2f425878b6a71571341dcd3f9e9d1a6f6355da9c.zip | |
nfsd: don't use the deferral service, return NFS4ERR_DELAY
On an NFSv4.1 server cache miss that causes an upcall, NFS4ERR_DELAY will be
returned. It is up to the NFSv4.1 client to resend only the operations that
have not been processed.
Initialize rq_usedeferral to 1 in svc_process(). It sill be turned off in
nfsd4_proc_compound() only when NFSv4.1 Sessions are used.
Note: this isn't an adequate solution on its own. It's acceptable as a way
to get some minimal 4.1 up and working, but we're going to have to find a
way to avoid returning DELAY in all common cases before 4.1 can really be
considered ready.
Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
[nfsd41: reverse rq_nodeferral negative logic]
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
[sunrpc: initialize rq_usedeferral]
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 'net/sunrpc/svc.c')
| -rw-r--r-- | net/sunrpc/svc.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c index fff09a2d8960..45984cbe1bfa 100644 --- a/net/sunrpc/svc.c +++ b/net/sunrpc/svc.c @@ -1023,6 +1023,8 @@ svc_process(struct svc_rqst *rqstp) rqstp->rq_res.tail[0].iov_len = 0; /* Will be turned off only in gss privacy case: */ rqstp->rq_splice_ok = 1; + /* Will be turned off only when NFSv4 Sessions are used */ + rqstp->rq_usedeferral = 1; /* Setup reply header */ rqstp->rq_xprt->xpt_ops->xpo_prep_reply_hdr(rqstp); |