Techwizz/kernel-fxtec-pro1x
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f2fs: remove unnecessary kmap/kunmap operations

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

Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
This commit is contained in:
Jaegeuk Kim 2013-05-20 10:23:40 +09:00
parent 9851e6e189
commit 9a55ed656c
1 changed files with 3 additions and 5 deletions

8
fs/f2fs/recovery.c
View file

@ -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;
}