amd64 cpu_switch in C.

Julian Elischer julian at elischer.org
Thu Mar 13 23:51:18 UTC 2008


Jeff Roberson wrote:
>
> 
> I'm not sure why you feel masking interrupts in spinlocks is bogus.  
> It's central to our SMP strategy.  Unless you think we should do it 
> lazily like we do with critical_*.  I know jhb had that working at one 
> point but it was abandoned.
> 
>

My memory is that we used to mask interrupts lazily in 4.x


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