How do I turn off "preemption" (getting "TIMEOUT - WRITE_DMA")

Emanuel Strobl Emanuel.Strobl at
Tue Sep 28 18:07:19 PDT 2004

Am Dienstag, 28. September 2004 18:36 schrieb Kris Kennaway:
> On Tue, Sep 28, 2004 at 12:15:54PM -0400, bsdfsse wrote:
> > I am getting "TIMEOUT - WRITE_DMA" messages on my ad2 and ad3
> > hard-drives.  I never get them on ad0 or the CD drive.  I did some
> > searching, and it sounds like I need to turn of "preemption" in the
> > kernel.  I'm running 5.3-BETA4 on the computer.
> >
> > I am going to guess this is turned on for the beta-testing.
> >
> > Any ideas?  I just started running 5.x last night.  %-)
> Update to the latest beta, which has a fixed ata driver.
> Kris

Right, but I'd also like to know how I can turn it off. Just for curiosity.



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