Messages in this thread | | | Date | Mon, 17 Dec 2007 12:17:34 +0100 | From | Oliver Joa <> | Subject | Re: How to Switch DMA off for only one Harddisk at Kernelboot |
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Hi,
Alan Cox wrote:
[...]
> For the current kernel and libata you can use libata.dma=3, and it will > select DMA for disk (1) + CD (2) but not CF cards. With the older IDE it > should be sufficient to use hda=nodma
Thanks a lot, but it does not work:
If I use libata.dma=3 I get the following: [ 0.000000] Unknown boot option `libata.dma=3': ignoring
And if I use hda=nodma: [ 0.000000] ide_setup: hda=nodma -- BAD OPTION
I use kernel 2.6.21.5.
Any Idea?
Thanks
Olli
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