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direct-io: eliminate the offset argument to ->direct_IO

Browse source 
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 <[email protected]>
Signed-off-by: Al Viro <[email protected]>
This commit is contained in:
Christoph Hellwig 2016-04-07 08:51:58 -07:00 • committed by Al Viro
commit c8b8e32d70
37 changed files with 99 additions and 112 deletions
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3
fs/udf/file.c
View file

@ -99,8 +99,7 @@ static int udf_adinicb_write_begin(struct file *file,
return 0;
}
static ssize_t udf_adinicb_direct_IO(struct kiocb *iocb, struct iov_iter *iter,
loff_t offset)
static ssize_t udf_adinicb_direct_IO(struct kiocb *iocb, struct iov_iter *iter)
{
/* Fallback to buffered I/O. */
return 0;

7
fs/udf/inode.c
View file

@ -214,8 +214,7 @@ static int udf_write_begin(struct file *file, struct address_space *mapping,
return ret;
}
static ssize_t udf_direct_IO(struct kiocb *iocb, struct iov_iter *iter,
loff_t offset)
static ssize_t udf_direct_IO(struct kiocb *iocb, struct iov_iter *iter)
{
struct file *file = iocb->ki_filp;
struct address_space *mapping = file->f_mapping;
@ -223,9 +222,9 @@ static ssize_t udf_direct_IO(struct kiocb *iocb, struct iov_iter *iter,
size_t count = iov_iter_count(iter);
ssize_t ret;
ret = blockdev_direct_IO(iocb, inode, iter, offset, udf_get_block);
ret = blockdev_direct_IO(iocb, inode, iter, udf_get_block);
if (unlikely(ret < 0 && iov_iter_rw(iter) == WRITE))
udf_write_failed(mapping, offset + count);
udf_write_failed(mapping, iocb->ki_pos + count);
return ret;
}