Re: [Xen-devel] code question xen/arch/x86/vmx.c

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 11 Aug 2005, at 22:48, Jerone Young wrote:

> In function vmx_dr_access in xen/arch/x86/vmx.c there is a long pointer
> named "reg_p". reg_p is assigned to
>
> v->arch.guest_context.debugreg[reg] = *reg_p;
>
> in the switch case  TYPE_MOV_TO_DR.
>
> yet it has no assignment before this? What is the intent of reg_p?
>
> It also is assigned in the switch case TYPE_MOVE_FROM_DR...yet it's not
> used for anything ?
It's assigned to in the macro CASE_GET_REG_P.

 -- Keir


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