Re: [RFC PATCH v2 06/34] x86/msr: Use the alternatives mechanism to read PMC

Xin Li
2025-04-23T07:42:20Z

On 4/22/2025 2:28 AM, Juergen Gross wrote:
>
> I have worked rather hard to make it less intrusive, especially by removing
> the paravirt specific code patching (now all done via alternative patching)
> and by removing 32-bit Xen PV mode.

I looked at the optimization, and it is a nice improvement.