slice_area_is_free 99 arch/powerpc/mm/slice.c return !slice_area_is_free(mm, slice << SLICE_LOW_SHIFT, slice_area_is_free 114 arch/powerpc/mm/slice.c return !slice_area_is_free(mm, start, end - start); slice_area_is_free 485 arch/powerpc/mm/slice.c !slice_area_is_free(mm, addr, len))