How can DMA be enabled for the device /dev/hda? admin 13 years ago How can DMA be enabled for the device /dev/hda? A.hdparm -d 1 /dev/hda B.sysctl -w dev.ide.dma=l C.insmod dma dev=/dev/had D.echo "1" >/proc/ide/hda/dma E.dma add /dev/hda ← Previous question Next question →