Re: [kvm-devel] [PATCH][RFC] kvm-scheduler integration

[Avi Kivity]

Avi Kivity wrote:
> > The
> > congruent case which comes to mind is lazy FPU handling.
> >   
>
> That one has preempt_ops in hardware: cr0.ts and #NM.

However, that doesn't handle in-kernel use of the fpu.  
kernel_fpu_begin()/kernel_fpu_end() could easily be modified to take 
advantage of a generic preempt hook.  I'll add a patch for that, and we 
gain preemptible raid-5 parity calculation.


--
error compiling committee.c: too many arguments to function

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