XFS_DIRREMOVE_SPACE_RES 80 fs/xfs/xfs_trans_space.h XFS_DIRREMOVE_SPACE_RES(mp) XFS_DIRREMOVE_SPACE_RES 82 fs/xfs/xfs_trans_space.h (XFS_DIRREMOVE_SPACE_RES(mp) + XFS_DIRENTER_SPACE_RES(mp,nl))