DMA not permitted?

Eduard Bachmakov e.bachmakov at gmx.net
Son Jun 11 18:30:02 BST 2006


root at linuxmachine:~# hdparm -d1 /dev/hda

/dev/hda:
 setting using_dma to 1 (on)
 HDIO_SET_DMA failed: Operation not permitted
 using_dma    =  0 (off)

Hat jemand eine Ahnung woran das liegt?