ext4: remove #ifdef CONFIG_EXT4_INDEX

CONFIG_EXT4_INDEX is not an exposed config option in the kernel, and it is
unconditionally defined in ext4_fs.h.  tune2fs is already able to turn off
dir indexing, so at this point it's just cluttering up the code.  Remove
it.

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Mingming Cao <cmm@us.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

1 files changed, 0 insertions, 7 deletions

diff --git a/fs/ext4/dir.c b/fs/ext4/dir.c
index 0fb1e62b20d0..f612bef98315 100644
--- a/fs/ext4/dir.c
+++ b/fs/ext4/dir.c
@@ -47,9 +47,7 @@ const struct file_operations ext4_dir_operations = {
         .compat_ioctl   = ext4_compat_ioctl,
 #endif
         .fsync          = ext4_sync_file,       /* BKL held */
-#ifdef CONFIG_EXT4_INDEX
         .release        = ext4_release_dir,
-#endif
 };
 
 
@@ -107,7 +105,6 @@ static int ext4_readdir(struct file * filp,
 
         sb = inode->i_sb;
 
-#ifdef CONFIG_EXT4_INDEX
         if (EXT4_HAS_COMPAT_FEATURE(inode->i_sb,
                                     EXT4_FEATURE_COMPAT_DIR_INDEX) &&
             ((EXT4_I(inode)->i_flags & EXT4_INDEX_FL) ||
@@ -123,7 +120,6 @@ static int ext4_readdir(struct file * filp,
                  */
                 EXT4_I(filp->f_path.dentry->d_inode)->i_flags &= ~EXT4_INDEX_FL;
         }
-#endif
         stored = 0;
         offset = filp->f_pos & (sb->s_blocksize - 1);
 
@@ -232,7 +228,6 @@ out:
         return ret;
 }
 
-#ifdef CONFIG_EXT4_INDEX
 /*
  * These functions convert from the major/minor hash to an f_pos
  * value.
@@ -518,5 +513,3 @@ static int ext4_release_dir (struct inode * inode, struct file * filp)
 
         return 0;
 }
-
-#endif