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| author |   J. Bruce Fields <bfields@redhat.com> | 2014-05-13 16:32:04 -0400 |
|---|---|---|
| committer | J. Bruce Fields <bfields@redhat.com> | 2014-05-30 17:32:10 -0400 |
| commit | 34a78b488f144e011493fa51f10c01d034d47c8e (patch) | |
| tree | 301662ead05252fce0c993af8a69cc55fcf2130d /fs/nfsd | |
| parent | nfsd4: separate splice and readv cases (diff) | |
| download | linux-dev-34a78b488f144e011493fa51f10c01d034d47c8e.tar.xz linux-dev-34a78b488f144e011493fa51f10c01d034d47c8e.zip | |
nfsd4: read encoding cleanup
Trivial cleanup, no change in functionality.
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd')
| -rw-r--r-- | fs/nfsd/nfs4xdr.c | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index bad762b6cf10..addb93bf03b7 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -3075,6 +3075,7 @@ static __be32 nfsd4_encode_splice_read( struct file *file, unsigned long maxcount) { struct xdr_stream *xdr = &resp->xdr; + struct xdr_buf *buf = xdr->buf; u32 eof; int starting_len = xdr->buf->len - 8; int space_left; @@ -3097,7 +3098,7 @@ static __be32 nfsd4_encode_splice_read( * page length; reset it so as not to confuse * xdr_truncate_encode: */ - xdr->buf->page_len = 0; + buf->page_len = 0; return nfserr; } @@ -3105,29 +3106,29 @@ static __be32 nfsd4_encode_splice_read( read->rd_fhp->fh_dentry->d_inode->i_size); tmp = htonl(eof); - write_bytes_to_xdr_buf(xdr->buf, starting_len , &tmp, 4); + write_bytes_to_xdr_buf(buf, starting_len , &tmp, 4); tmp = htonl(maxcount); - write_bytes_to_xdr_buf(xdr->buf, starting_len + 4, &tmp, 4); + write_bytes_to_xdr_buf(buf, starting_len + 4, &tmp, 4); - resp->xdr.buf->page_len = maxcount; - xdr->buf->len += maxcount; + buf->page_len = maxcount; + buf->len += maxcount; xdr->page_ptr += (maxcount + PAGE_SIZE - 1) / PAGE_SIZE; - xdr->iov = xdr->buf->tail; + xdr->iov = buf->tail; /* Use rest of head for padding and remaining ops: */ - resp->xdr.buf->tail[0].iov_base = xdr->p; - resp->xdr.buf->tail[0].iov_len = 0; + buf->tail[0].iov_base = xdr->p; + buf->tail[0].iov_len = 0; if (maxcount&3) { p = xdr_reserve_space(xdr, 4); WRITE32(0); - resp->xdr.buf->tail[0].iov_base += maxcount&3; - resp->xdr.buf->tail[0].iov_len = 4 - (maxcount&3); - xdr->buf->len -= (maxcount&3); + buf->tail[0].iov_base += maxcount&3; + buf->tail[0].iov_len = 4 - (maxcount&3); + buf->len -= (maxcount&3); } space_left = min_t(int, (void *)xdr->end - (void *)xdr->p, - xdr->buf->buflen - xdr->buf->len); - xdr->buf->buflen = xdr->buf->len + space_left; + buf->buflen - buf->len); + buf->buflen = buf->len + space_left; xdr->end = (__be32 *)((void *)xdr->end + space_left); return 0; |