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authorChuck Lever <chuck.lever@oracle.com>2021-07-15 15:52:43 -0400
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2021-08-10 14:18:35 -0400
commit9eff97abef057c02a13bb3aa0e4821cd60fd80df (patch)
treec9238da7dcdfc56d46c93bac5d4a1f53dce9b405 /fs/nfs
parent89ef17b6636f2ae3e4e4041f53be7c0118b4b6c1 (diff)
NFS: Clean up the synopsis of callback process_op()
The xdr_stream and rq_arg and rq_res are already accessible via the @rqstp parameter. Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'fs/nfs')
-rw-r--r--fs/nfs/callback_xdr.c19
1 files changed, 9 insertions, 10 deletions
diff --git a/fs/nfs/callback_xdr.c b/fs/nfs/callback_xdr.c
index bf0efec93da8..4c48d85f6517 100644
--- a/fs/nfs/callback_xdr.c
+++ b/fs/nfs/callback_xdr.c
@@ -863,17 +863,16 @@ preprocess_nfs4_op(unsigned int op_nr, struct callback_op **op)
}
static __be32 process_op(int nop, struct svc_rqst *rqstp,
- struct xdr_stream *xdr_in, void *argp,
- struct xdr_stream *xdr_out, void *resp,
- struct cb_process_state *cps)
+ struct cb_process_state *cps)
{
+ struct xdr_stream *xdr_out = &rqstp->rq_res_stream;
struct callback_op *op = &callback_ops[0];
unsigned int op_nr;
__be32 status;
long maxlen;
__be32 res;
- status = decode_op_hdr(xdr_in, &op_nr);
+ status = decode_op_hdr(&rqstp->rq_arg_stream, &op_nr);
if (unlikely(status))
return status;
@@ -903,9 +902,11 @@ static __be32 process_op(int nop, struct svc_rqst *rqstp,
maxlen = xdr_out->end - xdr_out->p;
if (maxlen > 0 && maxlen < PAGE_SIZE) {
- status = op->decode_args(rqstp, xdr_in, argp);
+ status = op->decode_args(rqstp, &rqstp->rq_arg_stream,
+ rqstp->rq_argp);
if (likely(status == 0))
- status = op->process_op(argp, resp, cps);
+ status = op->process_op(rqstp->rq_argp, rqstp->rq_resp,
+ cps);
} else
status = htonl(NFS4ERR_RESOURCE);
@@ -914,7 +915,7 @@ encode_hdr:
if (unlikely(res))
return res;
if (op->encode_res != NULL && status == 0)
- status = op->encode_res(rqstp, xdr_out, resp);
+ status = op->encode_res(rqstp, xdr_out, rqstp->rq_resp);
return status;
}
@@ -959,9 +960,7 @@ static __be32 nfs4_callback_compound(struct svc_rqst *rqstp)
return rpc_system_err;
}
while (status == 0 && nops != hdr_arg.nops) {
- status = process_op(nops, rqstp, &rqstp->rq_arg_stream,
- rqstp->rq_argp, &rqstp->rq_res_stream,
- rqstp->rq_resp, &cps);
+ status = process_op(nops, rqstp, &cps);
nops++;
}