Re: interrupt sharing improves performance?

Jaromir Dolecek <[email protected]>
Newsgroups gmane.os.netbsd.devel.performance
Message-ID <[email protected]>
Jason R Thorpe wrote:
> It does require some changes to the network drivers, however, in order for
> it to actually work.  Right now, NetBSD's network drivers check an interrupt
> status register for the device,

I thought that ISR is set whenever device wants to interrupt, not when
_they_ actually cause the bus interrupt to happen. I.e. that
the interrupt status register would be set in this situation.
Is that not so? Is this PCI-specific thing?

Jaromir
-- 
Jaromir Dolecek <[email protected]>            http://www.NetBSD.org/
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