xagb_bitmap_init
xagb_bitmap_init(&ra.agmetablocks);
xagb_bitmap_init(&ra.crossed);
xagb_bitmap_init(&af.used_extents);
xagb_bitmap_init(&agfl_extents);
xagb_bitmap_init(&ra->not_allocbt_blocks);
xagb_bitmap_init(&ra->old_allocbt_blocks);
xagb_bitmap_init(&ri->old_iallocbt_blocks);
xagb_bitmap_init(&rr->old_refcountbt_blocks);
xagb_bitmap_init(&cr->fs_owned);
xagb_bitmap_init(&cr->log_owned);
xagb_bitmap_init(&cr->ag_owned);
xagb_bitmap_init(&cr->inobt_owned);
xagb_bitmap_init(&cr->refcbt_owned);
xagb_bitmap_init(&freesp_blocks);
xagb_bitmap_init(&rfg.rmap_gaps);
xagb_bitmap_init(&rf->bmbt_blocks);
xagb_bitmap_init(&ri.inobt_blocks);
xagb_bitmap_init(&ri.ichunk_blocks);
xagb_bitmap_init(&refcountbt_blocks);
xagb_bitmap_init(&cow_blocks);