libxfs: move source files

Move all the source files that are shared with userspace into
libxfs/. This is done as one big chunk simpy to get it done
quickly

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>

diff --cc fs/xfs/Makefile
Simple merge

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

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

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

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

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

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

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

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

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

diff --cc fs/xfs/libxfs/xfs_da_format.c
Simple merge

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

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

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

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

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

diff --cc fs/xfs/libxfs/xfs_dir2_priv.h
Simple merge

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

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

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

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

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

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

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

diff --cc fs/xfs/libxfs/xfs_rtbitmap.c
Simple merge

diff --cc fs/xfs/libxfs/xfs_symlink_remote.c
Simple merge

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