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SubjectRe: UDMA lockup in 2.0.36
On Sat, 12 Jun 1999, Vladimir Dergachev wrote:

> > Hi all,
> >
> > Hate to bother with 2.0.x stuff, but.....
> > Recently my ailing Western Digital HD started spitting bad blocks at a
> > rapid rate, and so I purchased a brand spanking new Seagate Medalist to
> > replace it. Nice, shiny fast, supports UDMA, and hook it into my UDMA
> > enabled motherboard.
> > Kernel detects it as UDMA, and treats it with kid gloves, till it reached
> > the spot where DMA is enabled with hdparm in my rc.local.
>
> Try _not_ to use hdparm. There is an option in the kernel "dma by default"
> and kernel should recognize the drive and turn the dma on. Some of the
> settings in hdparm are interfering with normal udma operation. (I had this
> problem too).

Vladimir got it right.
The "kid gloves" bothers me, explain.............

Andre Hedrick
The Linux IDE guy



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