SDMA_PAD 1300 drivers/infiniband/hw/hfi1/sdma.c dma_free_coherent(&dd->pcidev->dev, SDMA_PAD, SDMA_PAD 1495 drivers/infiniband/hw/hfi1/sdma.c dd->sdma_pad_dma = dma_alloc_coherent(&dd->pcidev->dev, SDMA_PAD,