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Re: [Qemu-devel] [PATCH 0/3] implement a new icount_no_rt mode


From: Victor Clement
Subject: Re: [Qemu-devel] [PATCH 0/3] implement a new icount_no_rt mode
Date: Fri, 29 May 2015 17:06:18 +0200 (CEST)

----- Mail original -----
> De: "Paolo Bonzini" <address@hidden>
> À: "Victor Clement" <address@hidden>, address@hidden
> Cc: "françois Guerret" <address@hidden>, "Julien Viard de Galbert" 
> <address@hidden>
> Envoyé: Vendredi 29 Mai 2015 13:14:38
> Objet: Re: [Qemu-devel] [PATCH 0/3] implement a new icount_no_rt mode
> 
> 
> 
> On 29/05/2015 10:54, Victor Clement wrote:
> > ----- Mail original -----
> >> De: "Paolo Bonzini" <address@hidden>
> >> À: "Victor CLEMENT" <address@hidden>,
> >> address@hidden
> >> Cc: "francois guerret" <address@hidden>
> >> Envoyé: Mercredi 27 Mai 2015 14:52:55
> >> Objet: Re: [Qemu-devel] [PATCH 0/3] implement a new icount_no_rt
> >> mode
> >>
> >> [...] Or are there other cases besides RTC devices?
> > 
> > The scenario engine and the trace recorder will need to use the
> > virtual
> > clock, so that all dates are based on the same clock.
> 
> Right, but there is no reason for these to use any other clock than
> the
> virtual clock.
> 
> > I hope this enlighten you on our motivations.
> 
> I understood your motivations; I'm still not really sure what other
> modifications you need in order to achieve determinism.
> 
> Paolo
> 

Normally none for determinism.

The only modification we need for our use case is to add some interfaces with 
the scenario engine 
and the trace recorder.

Victor



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