Re: [PATCH v2 00/13] x86/msr: Drop 32-bit MSR interfaces

[Jürgen Groß <jgross@xxxxxxxx>]

On 19.08.26 17:33, Sean Christopherson wrote:
> On Wed, Aug 19, 2026, Dave Hansen wrote:
> > Hey Juergen,
> >
> > These look great. Thanks for doing it!
> >
> > The only wonky thing is how we're going to actually merge it. We
> > obviously can't do patches 10-11 until all the "stop using" patches have
> > been applied.
> >
> > I obviously 100% realize that it's during the merge window, but any acks
> > that the maintainers of 5-9 provide in the next few weeks would be super
> > helpful. Or, if any of those maintainers want to cherry pick their
> > subsystem's stuff out of this series and apply it, that would be great too.
> >
> > But, the last time we did some MSR function munging, the tip tree
> > carried most of the patches. I would expect we'll have a repeat of that
> > here too. I'll pencil in the idea of just merging the lot around -rc1 time.
> Note, patch 12 "treewide: convert rdmsrq() from a macro to an inline function"
> is going to conflict with the KVM changes for 7.3; kvm_access_xstate_msr() is
> getting moved from x86.c to msrs.c.  Somewhat surprisingly, AFAICT that's the
> only conflict with KVM's code movement, so it's probably not strictly required
> to send a new version after the KVM pull request?
I'm expecting some more conflicts especially for patches 10-12 before they are
merged. I'm more or less constantly rebasing locally. In case a conflict is
detected, I'll send a V3 after rc1.


Juergen

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