tree 217aeddfbcd502d8b61400cc0d87603f03c836f6
parent d5b025d510664382f9a197f7e7fb9fc60fe209bc
author Li Zefan <lizefan@huawei.com> 1341886867 -0600
committer Chris Mason <chris.mason@fusionio.com> 1343075285 -0400

Btrfs: kill free_space pointer from inode structure

Inodes always allocate free space with BTRFS_BLOCK_GROUP_DATA type,
which means every inode has the same BTRFS_I(inode)->free_space pointer.

This shrinks struct btrfs_inode by 4 bytes (or 8 bytes on 64 bits).

Signed-off-by: Li Zefan <lizefan@huawei.com>