direct-io: eliminate the offset argument to ->direct_IO
Including blkdev_direct_IO and dax_do_io. It has to be ki_pos to actually
work, so eliminate the superflous argument.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/dax.c b/fs/dax.c
index 75ba46d..0dbe4e0 100644
--- a/fs/dax.c
+++ b/fs/dax.c
@@ -244,7 +244,6 @@
* @iocb: The control block for this I/O
* @inode: The file which the I/O is directed at
* @iter: The addresses to do I/O from or to
- * @pos: The file offset where the I/O starts
* @get_block: The filesystem method used to translate file offsets to blocks
* @end_io: A filesystem callback for I/O completion
* @flags: See below
@@ -257,11 +256,12 @@
* is in progress.
*/
ssize_t dax_do_io(struct kiocb *iocb, struct inode *inode,
- struct iov_iter *iter, loff_t pos, get_block_t get_block,
+ struct iov_iter *iter, get_block_t get_block,
dio_iodone_t end_io, int flags)
{
struct buffer_head bh;
ssize_t retval = -EINVAL;
+ loff_t pos = iocb->ki_pos;
loff_t end = pos + iov_iter_count(iter);
memset(&bh, 0, sizeof(bh));