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-rw-r--r--fs/nfsd/nfs4proc.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index 249dad987a1..ded469ff08b 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -854,6 +854,8 @@ nfsd4_proc_compound(struct svc_rqst *rqstp,
resp->cstate.replay_owner = NULL;
fh_init(&resp->cstate.current_fh, NFS4_FHSIZE);
fh_init(&resp->cstate.save_fh, NFS4_FHSIZE);
+ /* Use the deferral mechanism only for NFSv4.0 compounds */
+ rqstp->rq_usedeferral = (args->minorversion == 0);
/*
* According to RFC3010, this takes precedence over all other errors.
@@ -933,12 +935,18 @@ encode_op:
nfsd4_increment_op_stats(op->opnum);
}
+ if (!rqstp->rq_usedeferral && status == nfserr_dropit) {
+ dprintk("%s Dropit - send NFS4ERR_DELAY\n", __func__);
+ status = nfserr_jukebox;
+ }
fh_put(&resp->cstate.current_fh);
fh_put(&resp->cstate.save_fh);
BUG_ON(resp->cstate.replay_owner);
out:
nfsd4_release_compoundargs(args);
+ /* Reset deferral mechanism for RPC deferrals */
+ rqstp->rq_usedeferral = 1;
dprintk("nfsv4 compound returned %d\n", ntohl(status));
return status;
}