[PATCH v12 04/16] arm64: kvm: allows kvm cpu hotplug
Will Deacon
will.deacon at arm.com
Fri Dec 11 08:31:44 PST 2015
On Thu, Dec 10, 2015 at 10:31:48AM -0800, Geoff Levand wrote:
> On Thu, 2015-12-03 at 13:58 +0000, Marc Zyngier wrote:
> > Indeed, this is completely broken (I just reproduced the issue on a
> > model).
>
> There are users out there that want kexec/kdump support. I think we
> should remove this patch from the series, replace it with a temporary
> Kconfig conditional that allows only one of KVM or kexec to be enabled,
> and merge kexec and kdump support in for 4.5. This will satisfy users
> who need kexec but not KVM, like kexec based bootloaders. Once this
> KVM hot plug patch is fixed we then merge it, either for 4.5 or 4.6,
> depending on the timing.
>
> I'll prepare and post a v13 series that does the above.
I'm not really keen on merging this based on a "temporary" Kconfig change
with a promise to have it resolved in the future. Given how long this
series has been floating around already, I'm not filled with confidence
at the prospect of waiting for a fixup patch after it's been merged.
Please address the outstanding review comments before reposting.
Will
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