Commit 9c02740c authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

f2fs: check the free space first in new_node_page 



Let's check the free space in prior to the main process of allocating a new node
page.

Signed-off-by: default avatarJaegeuk Kim <jaegeuk.kim@samsung.com>
parent 41dfde13

fs/f2fs/node.c

+9 −9
Original line number Diff line number Diff line
@@ -833,29 +833,29 @@ struct page *new_node_page(struct dnode_of_data *dn, 
	if (!page)

		return ERR_PTR(-ENOMEM);



	get_node_info(sbi, dn->nid, &old_ni);

	if (!inc_valid_node_count(sbi, dn->inode, 1)) {

		err = -ENOSPC;

		goto fail;

	}



	SetPageUptodate(page);

	fill_node_footer(page, dn->nid, dn->inode->i_ino, ofs, true);

	get_node_info(sbi, dn->nid, &old_ni);



	/* Reinitialize old_ni with new node page */

	BUG_ON(old_ni.blk_addr != NULL_ADDR);

	new_ni = old_ni;

	new_ni.ino = dn->inode->i_ino;



	if (!inc_valid_node_count(sbi, dn->inode, 1)) {

		err = -ENOSPC;

		goto fail;

	}

	set_node_addr(sbi, &new_ni, NEW_ADDR);



	fill_node_footer(page, dn->nid, dn->inode->i_ino, ofs, true);

	set_cold_node(dn->inode, page);

	SetPageUptodate(page);

	set_page_dirty(page);



	dn->node_page = page;

	if (ipage)

		update_inode(dn->inode, ipage);

	else

		sync_inode_page(dn);

	set_page_dirty(page);

	if (ofs == 0)

		inc_valid_inode_count(sbi);