Re: Safety of IRQ during i/o

From: Roger Larsson (roger.larsson@skelleftea.mail.telia.com)
Date: Thu Jul 25 2002 - 06:15:30 EST


On Thursday 25 July 2002 11.34, Marcin Dalecki wrote:
> Alan Cox wrote:
> > For old ISA/VLB controllers its safer left as is, and nobody running a
> > machine like that can realistically expect good performance without hand
> > tuning stuff anyway
>
> Sounds fairly well and is easy to implement...just adding
>
> if (ch->pci_dev != NULL && ch->umask)
>
> at the corresponding plase in ata_irq_request will do the trick.
>

Yea, but I lake to be able to see that it is enabled with hdparm
(and to be able to disable it as well...)

/RogerL

-- 
Roger Larsson
Skellefteċ
Sweden

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