Re: Arch-neutral name for hardware interrupt support

[Stefano Stabellini <sstabellini@xxxxxxxxxx>]

+Bertrand

On Mon, 1 Nov 2021, Andrew Cooper wrote:
> Hello,
> 
> On ARM, the GIC is a hard prerequisite for VMs.
> 
> I can't remember what the state of RISCV is, but IIRC there is still
> some debate over how interrupts are expected to work under virt.
> 
> On x86, the story is very different.  PV have no hardware assistance,
> while HVM hardware assistance depends on hardware support.  Therefore we
> want to introduce a new CDF flag so we can control the setting per
> domain, rather than globally as it is done now.
> 
> This brings us to the question of what a suitable architecture name
> would be.
> 
> Hardware Virtual Interrupts is a little too close to Hardware Virtual
> (Machine) Introspection, and Hardware Assisted Interrupts (mirroring
> HAP) doesn't seem great either.
> 
> Thoughts / ideas / suggestions?

Maybe "hardware-enabled virtualized interrupts"