Messages in this thread | | | Date | Wed, 22 Aug 2007 13:23:52 +0200 | From | Andi Kleen <> | Subject | Re: [PATCH] Add I/O hypercalls for i386 paravirt |
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On Wed, Aug 22, 2007 at 01:23:43PM +0300, Avi Kivity wrote: > Andi Kleen wrote: > >>I don't see why it's intrusive -- they all use the APIs, right? > >> > > > >Yes, but it still changes them. It might have a larger impact > >on code size for example. > > > > Only if CONFIG_PARAVIRT is defined.
Which eventually distribution kernels will do.
> And even then, all the performance > sensitive stuff uses mmio, no?
Not worried about performance, but just impact on code size etc.
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