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orangefs: make postcopy_buffers() take iov_iter

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Mike Marshall <hubcap@omnibond.com>
This commit is contained in:
Al Viro 2015-10-08 17:52:44 -04:00 committed by Mike Marshall
parent 34204fde4c
commit 5f0e3c953f
1 changed files with 5 additions and 9 deletions
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14
fs/orangefs/file.c
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@ -72,23 +72,18 @@ static int precopy_buffers(struct pvfs2_bufmap *bufmap,
*/
static int postcopy_buffers(struct pvfs2_bufmap *bufmap,
int buffer_index,
const struct iovec *vec,
int nr_segs,
struct iov_iter *iter,
size_t total_size)
{
int ret = 0;
struct iov_iter iter;
/*
* copy data to application/kernel by pushing it out to
* the iovec. NOTE; target buffers can be addresses or
* struct page pointers.
*/
if (total_size) {
iov_iter_init(&iter, READ, vec, nr_segs, total_size);
ret = pvfs_bufmap_copy_to_iovec(bufmap,
&iter,
iter,
buffer_index,
total_size);
if (ret < 0)
@ -221,10 +216,11 @@ populate_shared_memory:
* postcopy_buffers only pertains to reads.
*/
if (type == PVFS_IO_READ) {
struct iov_iter iter;
iov_iter_init(&iter, READ, vec, nr_segs, new_op->downcall.resp.io.amt_complete);
ret = postcopy_buffers(bufmap,
buffer_index,
vec,
nr_segs,
&iter,
new_op->downcall.resp.io.amt_complete);
if (ret < 0) {
/*