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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: Jaegeuk Kim <jaegeuk.kim@samsung.com>
This commit is contained in:
Jaegeuk Kim 2013-08-12 16:00:46 +09:00
parent 41dfde135f
commit 9c02740c01
1 changed files with 9 additions and 9 deletions
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18
fs/f2fs/node.c
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@ -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);