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nfsd4: move proc_compound xdr encode init to helper

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Mechanical transformation with no change of behavior.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
J. Bruce Fields 2014-01-15 16:26:42 -05:00
parent d518465866
commit 2d124dfaad
1 changed files with 13 additions and 4 deletions
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17
fs/nfsd/nfs4proc.c
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@ -1253,6 +1253,18 @@ static bool need_wrongsec_check(struct svc_rqst *rqstp)
return !(nextd->op_flags & OP_HANDLES_WRONGSEC);
}
static void svcxdr_init_encode(struct svc_rqst *rqstp,
struct nfsd4_compoundres *resp)
{
struct xdr_stream *xdr = &resp->xdr;
struct xdr_buf *buf = &rqstp->rq_res;
struct kvec *head = buf->head;
xdr->buf = buf;
xdr->p = head->iov_base + head->iov_len;
xdr->end = head->iov_base + PAGE_SIZE;
}
/*
* COMPOUND call.
*/
@ -1270,13 +1282,10 @@ nfsd4_proc_compound(struct svc_rqst *rqstp,
u32 plen = 0;
__be32 status;
resp->xdr.buf = &rqstp->rq_res;
resp->xdr.p = rqstp->rq_res.head[0].iov_base +
rqstp->rq_res.head[0].iov_len;
svcxdr_init_encode(rqstp, resp);
resp->tagp = resp->xdr.p;
/* reserve space for: taglen, tag, and opcnt */
resp->xdr.p += 2 + XDR_QUADLEN(args->taglen);
resp->xdr.end = rqstp->rq_res.head[0].iov_base + PAGE_SIZE;
resp->taglen = args->taglen;
resp->tag = args->tag;
resp->opcnt = 0;