f2fs: introduce f2fs_dentry_kunmap to clean up

This patch introduces f2fs_dentry_kunmap to clean up dirty codes.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c
index 5a49995..b1a7d57 100644 (file)
--- a/fs/f2fs/dir.c
+++ b/fs/f2fs/dir.c
@@ -271,8 +271,7 @@ ino_t f2fs_inode_by_name(struct inode *dir, struct qstr *qstr)
        de = f2fs_find_entry(dir, qstr, &page);
        if (de) {
                res = le32_to_cpu(de->ino);
-               if (!f2fs_has_inline_dentry(dir))
-                       kunmap(page);
+               f2fs_dentry_kunmap(dir, page);
                f2fs_put_page(page, 0);
        }
 

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 418c852..d042813 100644 (file)
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1229,6 +1229,12 @@ static inline void *inline_dentry_addr(struct page *page)
        return (void *)&(ri->i_addr[1]);
 }
 
+static inline void f2fs_dentry_kunmap(struct inode *dir, struct page *page)
+{
+       if (!f2fs_has_inline_dentry(dir))
+               kunmap(page);
+}
+
 static inline int f2fs_readonly(struct super_block *sb)
 {
        return sb->s_flags & MS_RDONLY;

diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c
index 2bee559..547a2de 100644 (file)
--- a/fs/f2fs/namei.c
+++ b/fs/f2fs/namei.c
@@ -200,8 +200,7 @@ static struct dentry *f2fs_lookup(struct inode *dir, struct dentry *dentry,
        de = f2fs_find_entry(dir, &dentry->d_name, &page);
        if (de) {
                nid_t ino = le32_to_cpu(de->ino);
-               if (!f2fs_has_inline_dentry(dir))
-                       kunmap(page);
+               f2fs_dentry_kunmap(dir, page);
                f2fs_put_page(page, 0);
 
                inode = f2fs_iget(dir->i_sb, ino);
@@ -231,8 +230,7 @@ static int f2fs_unlink(struct inode *dir, struct dentry *dentry)
        err = acquire_orphan_inode(sbi);
        if (err) {
                f2fs_unlock_op(sbi);
-               if (!f2fs_has_inline_dentry(dir))
-                       kunmap(page);
+               f2fs_dentry_kunmap(dir, page);
                f2fs_put_page(page, 0);
                goto fail;
        }
@@ -469,8 +467,7 @@ static int f2fs_rename(struct inode *old_dir, struct dentry *old_dentry,
                                                old_dir_page, new_dir);
                        update_inode_page(old_inode);
                } else {
-                       if (!f2fs_has_inline_dentry(old_inode))
-                               kunmap(old_dir_page);
+                       f2fs_dentry_kunmap(old_inode, old_dir_page);
                        f2fs_put_page(old_dir_page, 0);
                }
                drop_nlink(old_dir);
@@ -486,18 +483,15 @@ static int f2fs_rename(struct inode *old_dir, struct dentry *old_dentry,
 
 put_out_dir:
        f2fs_unlock_op(sbi);
-       if (!f2fs_has_inline_dentry(new_dir))
-               kunmap(new_page);
+       f2fs_dentry_kunmap(new_dir, new_page);
        f2fs_put_page(new_page, 0);
 out_dir:
        if (old_dir_entry) {
-               if (!f2fs_has_inline_dentry(old_inode))
-                       kunmap(old_dir_page);
+               f2fs_dentry_kunmap(old_inode, old_dir_page);
                f2fs_put_page(old_dir_page, 0);
        }
 out_old:
-       if (!f2fs_has_inline_dentry(old_dir))
-               kunmap(old_page);
+       f2fs_dentry_kunmap(old_dir, old_page);
        f2fs_put_page(old_page, 0);
 out:
        return err;
@@ -632,23 +626,19 @@ out_unlock:
        f2fs_unlock_op(sbi);
 out_new_dir:
        if (new_dir_entry) {
-               if (!f2fs_has_inline_dentry(new_inode))
-                       kunmap(new_dir_page);
+               f2fs_dentry_kunmap(new_inode, new_dir_page);
                f2fs_put_page(new_dir_page, 0);
        }
 out_old_dir:
        if (old_dir_entry) {
-               if (!f2fs_has_inline_dentry(old_inode))
-                       kunmap(old_dir_page);
+               f2fs_dentry_kunmap(old_inode, old_dir_page);
                f2fs_put_page(old_dir_page, 0);
        }
 out_new:
-       if (!f2fs_has_inline_dentry(new_dir))
-               kunmap(new_page);
+       f2fs_dentry_kunmap(new_dir, new_page);
        f2fs_put_page(new_page, 0);
 out_old:
-       if (!f2fs_has_inline_dentry(old_dir))
-               kunmap(old_page);
+       f2fs_dentry_kunmap(old_dir, old_page);
        f2fs_put_page(old_page, 0);
 out:
        return err;

diff --git a/fs/f2fs/recovery.c b/fs/f2fs/recovery.c
index 4b180bb..9a93a6e 100644 (file)
--- a/fs/f2fs/recovery.c
+++ b/fs/f2fs/recovery.c
@@ -129,8 +129,7 @@ retry:
        goto out;
 
 out_unmap_put:
-       if (!f2fs_has_inline_dentry(dir))
-               kunmap(page);
+       f2fs_dentry_kunmap(dir, page);
        f2fs_put_page(page, 0);
 out_err:
        iput(dir);