rdmab_device
ib_dma_unmap_page(rdmab_device(rb), sge->addr, sge->length,
ib_dma_sync_single_for_device(rdmab_device(rb), sge->addr, sge->length,
ib_dma_sync_single_for_device(rdmab_device(rb), sge->addr, sge->length,
sge->addr = ib_dma_map_page(rdmab_device(rb), *ppages,
if (ib_dma_mapping_error(rdmab_device(rb), sge->addr))
sge->addr = ib_dma_map_page(rdmab_device(rb), page, page_base, len,
if (ib_dma_mapping_error(rdmab_device(rb), sge->addr))
ib_dma_sync_single_for_cpu(rdmab_device(rep->rr_rdmabuf),