f2fs: fix to recover inline_xattr/data and blocks

This patch fixes not to skip xattr recovery and inline xattr/data recovery
order.
Reviewed-by: NChao Yu <chao2.yu@samsung.com>
Signed-off-by: NJaegeuk Kim <jaegeuk@kernel.org>

fs/f2fs/f2fs.h

@@ -1205,7 +1205,7 @@ void alloc_nid_failed(struct f2fs_sb_info *, nid_t);
 void recover_node_page(struct f2fs_sb_info *, struct page *,
 		struct f2fs_summary *, struct node_info *, block_t);
 void recover_inline_xattr(struct inode *, struct page *);
-bool recover_xattr_data(struct inode *, struct page *, block_t);
+void recover_xattr_data(struct inode *, struct page *, block_t);
 int recover_inode_page(struct f2fs_sb_info *, struct page *);
 int restore_node_summary(struct f2fs_sb_info *, unsigned int,
 				struct f2fs_summary_block *);

fs/f2fs/node.c

@@ -1557,9 +1557,6 @@ void recover_inline_xattr(struct inode *inode, struct page *page)
 	struct page *ipage;
 	struct f2fs_inode *ri;
 
-	if (!IS_INODE(page))
-		return;
-
 	ipage = get_node_page(sbi, inode->i_ino);
 	f2fs_bug_on(IS_ERR(ipage));
 
@@ -1580,16 +1577,13 @@ void recover_inline_xattr(struct inode *inode, struct page *page)
 	f2fs_put_page(ipage, 1);
 }
 
-bool recover_xattr_data(struct inode *inode, struct page *page, block_t blkaddr)
+void recover_xattr_data(struct inode *inode, struct page *page, block_t blkaddr)
 {
 	struct f2fs_sb_info *sbi = F2FS_SB(inode->i_sb);
 	nid_t prev_xnid = F2FS_I(inode)->i_xattr_nid;
 	nid_t new_xnid = nid_of_node(page);
 	struct node_info ni;
 
-	if (!f2fs_has_xattr_block(ofs_of_node(page)))
-		return false;
-
 	/* 1: invalidate the previous xattr nid */
 	if (!prev_xnid)
 		goto recover_xnid;
@@ -1617,7 +1611,6 @@ bool recover_xattr_data(struct inode *inode, struct page *page, block_t blkaddr)
 	set_node_addr(sbi, &ni, blkaddr, false);
 
 	update_inode_page(inode);
-	return true;
 }
 
 int recover_inode_page(struct f2fs_sb_info *sbi, struct page *page)

fs/f2fs/recovery.c

@@ -302,14 +302,19 @@ static int do_recover_data(struct f2fs_sb_info *sbi, struct inode *inode,
 	struct node_info ni;
 	int err = 0, recovered = 0;
 
-	recover_inline_xattr(inode, page);
-
-	if (recover_inline_data(inode, page))
+	/* step 1: recover xattr */
+	if (IS_INODE(page)) {
+		recover_inline_xattr(inode, page);
+	} else if (f2fs_has_xattr_block(ofs_of_node(page))) {
+		recover_xattr_data(inode, page, blkaddr);
 		goto out;
+	}
 
-	if (recover_xattr_data(inode, page, blkaddr))
+	/* step 2: recover inline data */
+	if (recover_inline_data(inode, page))
 		goto out;
 
+	/* step 3: recover data indices */
 	start = start_bidx_of_node(ofs_of_node(page), fi);
 	end = start + ADDRS_PER_PAGE(page, fi);