[PATCH 03/17] nilfs2: Remove page_address() from nilfs_set_link

[Ryusuke Konishi]

From: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>

In preparation for removing kmap from directory handling, use
offset_in_page() to calculate 'from'.  Matches ext2.

Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@xxxxxxxxx>
---
 fs/nilfs2/dir.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/nilfs2/dir.c b/fs/nilfs2/dir.c
index b9f13bdf8fba..9c0513245a3b 100644
--- a/fs/nilfs2/dir.c
+++ b/fs/nilfs2/dir.c
@@ -410,7 +410,7 @@ ino_t nilfs_inode_by_name(struct inode *dir, const struct qstr *qstr)
 void nilfs_set_link(struct inode *dir, struct nilfs_dir_entry *de,
 		    struct page *page, struct inode *inode)
 {
-	unsigned int from = (char *)de - (char *)page_address(page);
+	unsigned int from = offset_in_page(de);
 	unsigned int to = from + nilfs_rec_len_from_disk(de->rec_len);
 	struct address_space *mapping = page->mapping;
 	int err;
-- 
2.34.1