On Wednesday, 06.04.2005 at 12:43 +0200, Marco Calviani wrote: > i would like to enable DMA on my laptop (with a Intel 855GME chipset) > since this is the results from *hdparm*: > Code: > > hdparm -t /dev/hda /dev/hda: Timing buffered disk reads: 10 MB in 3.30 > seconds = 3.03 MB/sec > > very poor. > However when i try to enable it with *hdparm -d1 /dev/hda* i've got the > error: > Code: > > /dev/hda: setting using_dma to 1 (on) HDIO_SET_DMA failed: Operation not > permitted using_dma = 0 (off) > > Maybe i've got some IDE module missing? Assuming this is done as root? If not, you need to do that; if already root, what kernel are you running? Dave. -- Please don't CC me on list messages! ... Dave Ewart - davee@sungate.co.uk - jabber: davee@jabber.org All email from me is now digitally signed, key from http://www.sungate.co.uk/ Fingerprint: AEC5 9360 0A35 7F66 66E9 82E4 9E10 6769 CD28 DA92
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