btrfs: Code cleanup
Attaching below is some of the code cleanups that i came across while
reading the code.
a) alloc_path already calls init_path.
b) Mention that btrfs_inode is the in memory copy.Ext4 have ext4_inode_info as
the in memory copy ext4_inode as the disk copy
Signed-off-by: Chris Mason <chris.mason@oracle.com>
diff --git a/fs/btrfs/btrfs_inode.h b/fs/btrfs/btrfs_inode.h
index 783f06b..6bce46b 100644
--- a/fs/btrfs/btrfs_inode.h
+++ b/fs/btrfs/btrfs_inode.h
@@ -19,6 +19,7 @@
#ifndef __BTRFS_I__
#define __BTRFS_I__
+/* in memory btrfs inode */
struct btrfs_inode {
struct btrfs_root *root;
struct btrfs_block_group_cache *block_group;