[Newlug] A few questions for the experts

D. Stark dirk at oceallc.com
Wed Jan 21 08:33:39 CST 2004


> 1)  When using hdparm to set my hard drive configurations, I want to enable dma, so I enter 
> 
> # hdparm -d 1 /dev/hda
> 
> but I get the following message...
> 
> setting using_dma to 1 (on)
> HDIO_SET_DMA failed: Operation not permitted
> using_dma    =  0 (off)

You were running this as root, right? And you enabled the "Generic PCI 
bus-master DMA support" in the kernel config? Can you list your dmesg 
output? (not the whole thing, just the chunk from where the IDE 
controllers are found to where the devices are all set up). 

D.

-- 
-- ------------- dirk @ oceallc.com  ----------------- --
    "And you Men are the worst! Elves and dwarves and 
     hobbits...you were a...cancer...on the face of 
     Middle-Earth, and that's why we herded you into 
     this...massive multiplayer game." 
			-- Agent Smith, kind of
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