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Re: [PATCH v3] x86/vlapic: call vmx_vlapic_msr_changed through an hvm_function callback
- To: Xenia Ragiadakou <burzalodowa@xxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Mon, 13 Feb 2023 14:15:40 +0100
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Jun Nakajima <jun.nakajima@xxxxxxxxx>, Kevin Tian <kevin.tian@xxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Mon, 13 Feb 2023 13:15:53 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 13.02.2023 12:50, Xenia Ragiadakou wrote:
> APIC virtualization support is currently implemented only for Intel VT-x.
> To aid future work on separating AMD-V from Intel VT-x code, instead of
> calling directly vmx_vlapic_msr_changed() from common hvm code, add a stub
> to the hvm_function_table, named update_vlapic_mode, and create a wrapper
> function, called hvm_vlapic_mode(), to be used by common hvm code.
>
> After the change above, do not include header asm/hvm/vmx/vmx.h as it is
> not required anymore and resolve subsequent build errors for implicit
> declaration of functions ‘TRACE_2_LONG_3D’ and ‘TRC_PAR_LONG’ by including
> missing asm/hvm/trace.h header.
>
> No functional change intended.
>
> Signed-off-by: Xenia Ragiadakou <burzalodowa@xxxxxxxxx>
Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>
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