For i/o space it is ok as in*/out* are synchronous. For mmio right now I
don't know. I need to talk to Andre about that for SATA. I guess for the
PPC its going to be fun
> > 2. The code is racey in some situations with a shared IRQ because we
> > may get an IRQ after we set the handler but before we send the command,
> > or implemnted the other way the command can complete before we set the
> > handler.
>
> Yup, that's an old problem indeed.
Time for it to die....
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