Re: [PATCH] Add I/O hypercalls for i386 paravirt

Alan Cox
2007-08-22T21:18:45Z

> I still think it's preferable to change some drivers than everybody.
>
> AFAIK BusLogic as real hardware is pretty much dead anyways,
> so you're probably the only primary user of it anyways.
> Go wild on it!

I don't believe anyone is materially maintaining the buslogic driver and
in time its going to break completely.

> Well that might be. I just think it would be a mistake
> to design paravirt_ops based on someone's short term release engineering
> considerations.

Agreed, especially as an interface where each in or out traps into the
hypervisor is broken even for the model of virtualising hardware.

> I thought we had that already? But can't find it now :/

pci_iomap() and friends.

Alan