Re: [PATCH v6 00/12] x86: major paravirt cleanup

Borislav Petkov
2021-03-11T12:50:41Z

On Tue, Mar 09, 2021 at 02:48:01PM +0100, Juergen Gross wrote:
> This is a major cleanup of the paravirt infrastructure aiming at
> eliminating all custom code patching via paravirt patching.
>
> This is achieved by using ALTERNATIVE instead, leading to the ability
> to give objtool access to the patched in instructions.
>
> In order to remove most of the 32-bit special handling from pvops the
> time related operations are switched to use static_call() instead.
>
> At the end of this series all paravirt patching has to do is to
> replace indirect calls with direct ones. In a further step this could
> be switched to static_call(), too.
>
> Changes in V6:
> - switched back to "not" bit in feature value for "not feature"
> - other minor comments addressed

Ok, looks real good, the simplification is amazing! :)

Can you please redo with the minor nits addressed ontop of the
tip:x86/alternatives branch:

https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/log/?h=x86/alternatives

and move the cleanups patches 13 and 14 to the beginning of the set?

Thx.

--
Regards/Gruss,
Boris.