xfs: decouple inode and bmap btree header files

Currently the xfs_inode.h header has a dependency on the definition
of the BMAP btree records as the inode fork includes an array of
xfs_bmbt_rec_host_t objects in it's definition.

Move all the btree format definitions from xfs_btree.h,
xfs_bmap_btree.h, xfs_alloc_btree.h and xfs_ialloc_btree.h to
xfs_format.h to continue the process of centralising the on-disk
format definitions. With this done, the xfs inode definitions are no
longer dependent on btree header files.

The enables a massive culling of unnecessary includes, with close to
200 #include directives removed from the XFS kernel code base.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Ben Myers <bpm@sgi.com>
Signed-off-by: Ben Myers <bpm@sgi.com>

diff --cc fs/xfs/xfs_acl.c
Simple merge

diff --cc fs/xfs/xfs_alloc.c
Simple merge

diff --cc fs/xfs/xfs_alloc_btree.c
Simple merge

diff --cc fs/xfs/xfs_alloc_btree.h
Simple merge

diff --cc fs/xfs/xfs_aops.c
Simple merge

diff --cc fs/xfs/xfs_attr.c
Simple merge

diff --cc fs/xfs/xfs_attr_inactive.c
Simple merge

diff --cc fs/xfs/xfs_attr_leaf.c
Simple merge

diff --cc fs/xfs/xfs_attr_list.c
Simple merge

diff --cc fs/xfs/xfs_attr_remote.c
Simple merge

diff --cc fs/xfs/xfs_bmap.c
Simple merge

diff --cc fs/xfs/xfs_bmap_btree.c
Simple merge

diff --cc fs/xfs/xfs_bmap_btree.h
Simple merge

diff --cc fs/xfs/xfs_bmap_util.c
Simple merge

diff --cc fs/xfs/xfs_btree.c
Simple merge

diff --cc fs/xfs/xfs_btree.h
Simple merge

diff --cc fs/xfs/xfs_buf_item.h
Simple merge

diff --cc fs/xfs/xfs_da_btree.c
Simple merge

diff --cc fs/xfs/xfs_dir2.c
Simple merge

diff --cc fs/xfs/xfs_dir2_block.c
Simple merge

diff --cc fs/xfs/xfs_dir2_data.c
Simple merge

diff --cc fs/xfs/xfs_dir2_leaf.c
Simple merge

diff --cc fs/xfs/xfs_dir2_node.c
Simple merge

diff --cc fs/xfs/xfs_dir2_readdir.c
Simple merge

diff --cc fs/xfs/xfs_dir2_sf.c
Simple merge

diff --cc fs/xfs/xfs_discard.c
Simple merge

diff --cc fs/xfs/xfs_dquot.c
Simple merge

diff --cc fs/xfs/xfs_dquot_buf.c
Simple merge

diff --cc fs/xfs/xfs_dquot_item.c
Simple merge

diff --cc fs/xfs/xfs_error.c
Simple merge

diff --cc fs/xfs/xfs_export.c
Simple merge

diff --cc fs/xfs/xfs_extent_busy.c
Simple merge

diff --cc fs/xfs/xfs_extent_busy.h
Simple merge

diff --cc fs/xfs/xfs_file.c
Simple merge

diff --cc fs/xfs/xfs_filestream.c
Simple merge

diff --cc fs/xfs/xfs_format.h
Simple merge

diff --cc fs/xfs/xfs_fsops.c
Simple merge

diff --cc fs/xfs/xfs_ialloc.c
Simple merge

diff --cc fs/xfs/xfs_ialloc.h
Simple merge

diff --cc fs/xfs/xfs_ialloc_btree.c
Simple merge

diff --cc fs/xfs/xfs_ialloc_btree.h
Simple merge

diff --cc fs/xfs/xfs_icache.c
Simple merge

diff --cc fs/xfs/xfs_inode.c
Simple merge

diff --cc fs/xfs/xfs_inode.h
Simple merge

diff --cc fs/xfs/xfs_inode_buf.c
Simple merge

diff --cc fs/xfs/xfs_inode_fork.c
Simple merge

diff --cc fs/xfs/xfs_inode_fork.h
Simple merge

diff --cc fs/xfs/xfs_inode_item.c
Simple merge

diff --cc fs/xfs/xfs_ioctl.c
Simple merge

diff --cc fs/xfs/xfs_ioctl32.c
Simple merge

diff --cc fs/xfs/xfs_iomap.c
Simple merge

diff --cc fs/xfs/xfs_iops.c
Simple merge

diff --cc fs/xfs/xfs_itable.c
Simple merge

diff --cc fs/xfs/xfs_log.c
Simple merge

diff --cc fs/xfs/xfs_log_recover.c
Simple merge

diff --cc fs/xfs/xfs_log_rlimit.c
Simple merge

diff --cc fs/xfs/xfs_mount.c
Simple merge

diff --cc fs/xfs/xfs_qm.c
Simple merge

diff --cc fs/xfs/xfs_qm_bhv.c
Simple merge

diff --cc fs/xfs/xfs_qm_syscalls.c
Simple merge

diff --cc fs/xfs/xfs_quotaops.c
Simple merge

diff --cc fs/xfs/xfs_rtalloc.c
Simple merge

diff --cc fs/xfs/xfs_sb.c
Simple merge

diff --cc fs/xfs/xfs_super.c
Simple merge

diff --cc fs/xfs/xfs_symlink.c
Simple merge

diff --cc fs/xfs/xfs_trace.c
Simple merge

diff --cc fs/xfs/xfs_trans.c
Simple merge

diff --cc fs/xfs/xfs_trans.h
Simple merge

diff --cc fs/xfs/xfs_trans_buf.c
Simple merge

diff --cc fs/xfs/xfs_trans_dquot.c
Simple merge

diff --cc fs/xfs/xfs_trans_inode.c
Simple merge

diff --cc fs/xfs/xfs_trans_resv.c
Simple merge

diff --cc fs/xfs/xfs_xattr.c
Simple merge