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authorChristoph Hellwig <hch@lst.de>2016-04-07 17:51:58 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2016-05-02 01:58:39 +0200
commitc8b8e32d700fe943a935e435ae251364d016c497 (patch)
tree956e582a123c6b2761e80901bdaaedc5ba4137e3 /mm
parentxfs: eliminate the pos variable in xfs_file_dio_aio_write (diff)
downloadlinux-c8b8e32d700fe943a935e435ae251364d016c497.tar.xz
linux-c8b8e32d700fe943a935e435ae251364d016c497.zip
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>
Diffstat (limited to 'mm')
-rw-r--r--mm/filemap.c5
-rw-r--r--mm/page_io.c2
2 files changed, 3 insertions, 4 deletions
diff --git a/mm/filemap.c b/mm/filemap.c
index e7108c31346d..cb36db9f4107 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -1853,8 +1853,7 @@ generic_file_read_iter(struct kiocb *iocb, struct iov_iter *iter)
iocb->ki_pos + count - 1);
if (!retval) {
struct iov_iter data = *iter;
- retval = mapping->a_ops->direct_IO(iocb, &data,
- iocb->ki_pos);
+ retval = mapping->a_ops->direct_IO(iocb, &data);
}
if (retval > 0) {
@@ -2538,7 +2537,7 @@ generic_file_direct_write(struct kiocb *iocb, struct iov_iter *from)
}
data = *from;
- written = mapping->a_ops->direct_IO(iocb, &data, pos);
+ written = mapping->a_ops->direct_IO(iocb, &data);
/*
* Finally, try again to invalidate clean pages which might have been
diff --git a/mm/page_io.c b/mm/page_io.c
index cd92e3d67a32..89275601d399 100644
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -279,7 +279,7 @@ int __swap_writepage(struct page *page, struct writeback_control *wbc,
set_page_writeback(page);
unlock_page(page);
- ret = mapping->a_ops->direct_IO(&kiocb, &from, kiocb.ki_pos);
+ ret = mapping->a_ops->direct_IO(&kiocb, &from);
if (ret == PAGE_SIZE) {
count_vm_event(PSWPOUT);
ret = 0;