IDE DMA Blacklist?
Daniel Robitaille
robitaille at gmail.com
Tue Jan 4 04:40:46 UTC 2005
On Mon, 3 Jan 2005 10:52:36 -0800, Daniel Robitaille
<robitaille at gmail.com> wrote:
> > > > Have you tried using 'hdparm -d1' to force DMA?
> > >
> > > yes (as described in my original post for this thread). That command
> > > works for me in Warty, but not in Hoary.
> >
> > Sorry, I had deleted your original post. Are you running a different
> > kernel in Hoary?
>
> I'm running the default Hoary's kernel. But since it is a warty to
> hoary upgrade, the old warty kernel must still be around in /boot; I
> should try to boot with it to see what happens.
And I got my answer. If I try to set DMA for my drive in Hoary using
kernel 2.6.9 or 2.6.10, I get an error. If I boot Hoary using Warty's
kernel, everything works fine, and I can turn on DMA for the drive;
i.,e the same behaviour than when I'm using Warty. I have created a
bug about it:
https://bugzilla.ubuntu.com/show_bug.cgi?id=5186
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