Commit 9a55ed65 authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

f2fs: remove unnecessary kmap/kunmap operations 



The allocated page used by the recovery is not on HIGHMEM, so that we don't
need to use kmap/kunmap.

Signed-off-by: default avatarJaegeuk Kim <jaegeuk.kim@samsung.com>
parent 9851e6e1

fs/f2fs/recovery.c

+3 −5
Original line number Diff line number Diff line
@@ -40,11 +40,11 @@ static struct fsync_inode_entry *get_fsync_inode(struct list_head *head, 


static int recover_dentry(struct page *ipage, struct inode *inode)

{

	struct f2fs_node *raw_node = (struct f2fs_node *)kmap(ipage);

	void *kaddr = page_address(ipage);

	struct f2fs_node *raw_node = (struct f2fs_node *)kaddr;

	struct f2fs_inode *raw_inode = &(raw_node->i);

	nid_t pino = le32_to_cpu(raw_inode->i_pino);

	struct qstr name;

	struct f2fs_dir_entry *de;

	struct page *page;

	struct inode *dir;

	int err = 0;
@@ -62,8 +62,7 @@ static int recover_dentry(struct page *ipage, struct inode *inode) 
	name.len = le32_to_cpu(raw_inode->i_namelen);

	name.name = raw_inode->i_name;



	de = f2fs_find_entry(dir, &name, &page);

	if (de) {

	if (f2fs_find_entry(dir, &name, &page)) {

		kunmap(page);

		f2fs_put_page(page, 0);

	} else {
@@ -73,7 +72,6 @@ static int recover_dentry(struct page *ipage, struct inode *inode) 
	f2fs_msg(inode->i_sb, KERN_NOTICE, "recover_inode and its dentry: "

			"ino = %x, name = %s, dir = %lx, err = %d",

			ino_of_node(ipage), raw_inode->i_name, dir->i_ino, err);

	kunmap(ipage);

	return err;

}