f2fs: switch new_inode_page() from dentry to qstr

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c
index 5133229..ca7948a2 100644
--- a/fs/f2fs/dir.c
+++ b/fs/f2fs/dir.c
@@ -287,7 +287,7 @@
 
 	if (is_inode_flag_set(F2FS_I(inode), FI_NEW_INODE)) {
 		int err;
-		err = new_inode_page(inode, dentry);
+		err = new_inode_page(inode, &dentry->d_name);
 		if (err)
 			return err;
 
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 7328625..bfdc107 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -894,7 +894,7 @@
 int get_dnode_of_data(struct dnode_of_data *, pgoff_t, int);
 int truncate_inode_blocks(struct inode *, pgoff_t);
 int remove_inode_page(struct inode *);
-int new_inode_page(struct inode *, struct dentry *);
+int new_inode_page(struct inode *, const struct qstr *);
 struct page *new_node_page(struct dnode_of_data *, unsigned int);
 void ra_node_page(struct f2fs_sb_info *, nid_t);
 struct page *get_node_page(struct f2fs_sb_info *, pgoff_t);
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index 5caa946..6625ca8 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -780,7 +780,7 @@
 	return 0;
 }
 
-int new_inode_page(struct inode *inode, struct dentry *dentry)
+int new_inode_page(struct inode *inode, const struct qstr *name)
 {
 	struct f2fs_sb_info *sbi = F2FS_SB(inode->i_sb);
 	struct page *page;
@@ -790,7 +790,7 @@
 	set_new_dnode(&dn, inode, NULL, NULL, inode->i_ino);
 	mutex_lock_op(sbi, NODE_NEW);
 	page = new_node_page(&dn, 0);
-	init_dent_inode(&dentry->d_name, page);
+	init_dent_inode(name, page);
 	mutex_unlock_op(sbi, NODE_NEW);
 	if (IS_ERR(page))
 		return PTR_ERR(page);