Re: [Qemu-devel] Re: [PATCH 1/3] Change qemu_set_irq() to return status information.

[Paul Brook]

> > That's exactly what -icount auto does. It gradually varies the virtual
> > clock rate to keep it in line with the outside world. You get some clock
> > skew, but that true whatever you do (including the proposed patch).
>
> Interesting. This seems to require a closer look, and maybe some
> quantification of the potential overhead.

About 10% slower than normal qemu in my measurements.

Paul