Re: Can IDE work efficiently _without_ an IRQ?

Alan Cox (alan@lxorguk.ukuu.org.uk)
05 Jan 2003 02:20:19 +0000

On Sun, 2003-01-05 at 01:17, Michal Kochanowicz wrote:
> After some hardware upgrade (2x more RAM, new motherboard with ~3x
> faster CPU) I found out that performance of HDD degraded heavilly.
> Looking for the reason I found out that kernel is unable to assign IRQ
> to IDE controller:

It has an IRQ - it is in compatibility mode. Unfortunately some of the
pci_enable_device stuff seems intent on printing misleading messages
when the device gets enabled.

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