[PATCH v6 16/48] KVM: PPC: Book3S 64: Move interrupt early register setup to KVM

Nicholas Piggin npiggin at gmail.com
Tue Apr 6 17:04:59 AEST 2021


Excerpts from Paul Mackerras's message of April 6, 2021 2:37 pm:
> On Mon, Apr 05, 2021 at 11:19:16AM +1000, Nicholas Piggin wrote:
>> Like the earlier patch for hcalls, KVM interrupt entry requires a
>> different calling convention than the Linux interrupt handlers
>> set up. Move the code that converts from one to the other into KVM.
> 
> I don't see where you do anything to enable the new KVM entry code to
> access the PACA_EXSLB area when handling DSegI and ISegI interrupts.
> Have I missed something, or are you not testing PR KVM at all?

We just got rid of PACA_EXSLB, commit ac7c5e9b08ac ("powerpc/64s:
Remove EXSLB interrupt save area").

Thanks,
Nick


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