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nfsd4: no need for encode_compoundres to adjust lengths

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xdr_reserve_space should now be calculating the length correctly as we
go, so there's no longer any need to fix it up here.

Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
J. Bruce Fields 2014-02-26 17:16:27 -05:00
parent f46d382a74
commit dd97fddedc
2 changed files with 4 additions and 7 deletions
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3
fs/nfsd/nfs4state.c
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@ -1618,6 +1618,7 @@ nfsd4_replay_cache_entry(struct nfsd4_compoundres *resp,
struct nfsd4_sequence *seq)
{
struct nfsd4_slot *slot = resp->cstate.slot;
struct kvec *head = resp->xdr.iov;
__be32 status;
dprintk("--> %s slot %p\n", __func__, slot);
@ -1631,6 +1632,8 @@ nfsd4_replay_cache_entry(struct nfsd4_compoundres *resp,
resp->opcnt = slot->sl_opcnt;
resp->xdr.p = resp->cstate.datap + XDR_QUADLEN(slot->sl_datalen);
head->iov_len = (void *)resp->xdr.p - head->iov_base;
resp->xdr.buf->len = head->iov_len;
status = slot->sl_status;
return status;

8
fs/nfsd/nfs4xdr.c
View file

@ -3789,19 +3789,13 @@ nfs4svc_encode_compoundres(struct svc_rqst *rqstp, __be32 *p, struct nfsd4_compo
* All that remains is to write the tag and operation count...
*/
struct nfsd4_compound_state *cs = &resp->cstate;
struct kvec *iov;
p = resp->tagp;
*p++ = htonl(resp->taglen);
memcpy(p, resp->tag, resp->taglen);
p += XDR_QUADLEN(resp->taglen);
*p++ = htonl(resp->opcnt);
if (rqstp->rq_res.page_len)
iov = &rqstp->rq_res.tail[0];
else
iov = &rqstp->rq_res.head[0];
iov->iov_len = ((char *)resp->xdr.p) - (char *)iov->iov_base;
BUG_ON(iov->iov_len > PAGE_SIZE);
if (nfsd4_has_session(cs)) {
struct nfsd_net *nn = net_generic(SVC_NET(rqstp), nfsd_net_id);
struct nfs4_client *clp = cs->session->se_client;