[Devel] [PATCH RHEL7 COMMIT] ms/x86/kvm/vmx: do not use vm-exit instruction length for fast MMIO when running nested

Roman Kagan rkagan at virtuozzo.com
Wed Feb 14 14:01:45 MSK 2018


On Wed, Feb 14, 2018 at 01:47:42PM +0300, Konstantin Khorenko wrote:
> Makes sense to release it as a ReadyKernel patch?

I don't see any point in it: this only helps VZ nested in ESXi or
Hyper-V, which is probably used only in evaluation or demo scenarios.
I'm pretty confident we have zero existing installations suffering from
the issue being fixed.

> Or the code is executed too early, so modules won't be loaded yet?

It's *in* the module(s).

Roman.


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