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

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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>
This commit is contained in:
Christoph Hellwig
2016-04-07 08:51:58 -07:00
committed by Al Viro
parent 13712713ca
commit c8b8e32d70
37 changed files with 99 additions and 112 deletions
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7
fs/xfs/xfs_aops.c
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@@ -1406,8 +1406,7 @@ xfs_end_io_direct_write(
STATIC ssize_t
xfs_vm_direct_IO(
struct kiocb *iocb,
struct iov_iter *iter,
loff_t offset)
struct iov_iter *iter)
{
struct inode *inode = iocb->ki_filp->f_mapping->host;
dio_iodone_t *endio = NULL;
@@ -1420,12 +1419,12 @@ xfs_vm_direct_IO(
}
if (IS_DAX(inode)) {
return dax_do_io(iocb, inode, iter, offset,
return dax_do_io(iocb, inode, iter,
xfs_get_blocks_direct, endio, 0);
}
bdev = xfs_find_bdev_for_inode(inode);
return __blockdev_direct_IO(iocb, inode, bdev, iter, offset,
return __blockdev_direct_IO(iocb, inode, bdev, iter,
xfs_get_blocks_direct, endio, NULL, flags);
}

2
fs/xfs/xfs_file.c
View File

@@ -794,7 +794,7 @@ xfs_file_dio_aio_write(
trace_xfs_file_direct_write(ip, count, iocb->ki_pos, 0);
data = *from;
ret = mapping->a_ops->direct_IO(iocb, &data, iocb->ki_pos);
ret = mapping->a_ops->direct_IO(iocb, &data);
/* see generic_file_direct_write() for why this is necessary */
if (mapping->nrpages) {