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RE: [Xen-devel] Re: Xen/ia64 presentation

To: "Keir Fraser" <Keir.Fraser@xxxxxxxxxxxx>, "Hollis Blanchard" <hollisb@xxxxxxxxxx>
Subject: RE: [Xen-devel] Re: Xen/ia64 presentation
From: "Magenheimer, Dan (HP Labs Fort Collins)" <dan.magenheimer@xxxxxx>
Date: Thu, 28 Apr 2005 12:05:21 -0700
Cc: Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
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Thread-topic: [Xen-devel] Re: Xen/ia64 presentation
> The '_state' seems a bit superfluous. How about just 'struct vcpu'?

Or perhaps just vcpu_t, and let the arch provide the typedef?
 
> explicitly to the handler then it is very hard to reliably 
> recalculate 
> it if it is needed, and it is useful for debugging purposes 
> at the very 
> least.
> 
> A 'cpu_user_regs' seems like something every arch can provide, right?

On ia64, the state is pretty scattered about but all of it can
be found (at least non-performantly) from a pt_regs or a vcpu
so either one works for me as long as I can typedef/define it
(e.g. cpu_user_regs -> pt_regs).

Dan

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