Enabling MSI-X on -CURRENT for New Network Driver

Bruce Evans brde at optusnet.com.au
Thu Jul 17 03:15:33 UTC 2008

On Wed, 16 Jul 2008, David Christensen wrote:

> I'm working on adding MSI-X support for a new network driver
> and having some difficulty in actually getting an interrupt.
> Does this look right?

I don't know, but on FreeBSD cluster machines running RELENG_8 bce
generates too many interrupts -- approx. 46000/second to deliver
approx. 2 packets/second.  bce works normally on FreeBSD cluster
machines running RELENG_7 and earlier (2 interrupts/second to deliver
systat -v output).


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