From aec7477b3b0e8ec93f6d274f25ba40b0665134d4 Mon Sep 17 00:00:00 2001 From: Josef Bacik Date: Thu, 24 Jul 2008 12:12:38 -0400 Subject: Btrfs: Implement new dir index format Signed-off-by: Chris Mason --- fs/btrfs/btrfs_inode.h | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'fs/btrfs/btrfs_inode.h') diff --git a/fs/btrfs/btrfs_inode.h b/fs/btrfs/btrfs_inode.h index 3bf40591742a..b7bd60e4fdd7 100644 --- a/fs/btrfs/btrfs_inode.h +++ b/fs/btrfs/btrfs_inode.h @@ -43,6 +43,21 @@ struct btrfs_inode { u64 delalloc_bytes; u64 disk_i_size; u32 flags; + + /* + * if this is a directory then index_cnt is the counter for the index + * number for new files that are created + */ + u64 index_cnt; + + /* + * index holds the directory index for this inode on creation, so + * add_link can do what its supposed to. This isn't populated when the + * inode is read because there isn't really a reason to know this unless + * we are creating the directory index or deleting it, and deletion + * reads the index off of the inode reference at unlink time. + */ + u64 index; }; static inline struct btrfs_inode *BTRFS_I(struct inode *inode) -- cgit