Re: [PATCH 1/2] KVM: PPC: Pass through program interrupts

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On 01/10/2010 02:22 PM, Avi Kivity wrote:
On 01/10/2010 04:27 AM, Alexander Graf wrote:
When we get a program interrupt in guest kernel mode, we try to emulate the
instruction.

If that doesn't fail, we report to the user and try again - at the exact same instruction pointer. So if the guest kernel really does trigger an invalid
instruction, we loop forever.

So let's better go and forward program exceptions to the guest when we don't
know the instruction we're supposed to emulate.


Applied both, and queued for .33. I was able to guess this from the description, but please mention it explicitly in the future.


I get this building ppc32:

scripts/kconfig/conf -s arch/powerpc/Kconfig
  CHK     include/linux/version.h
  CHK     include/generated/utsrelease.h
  CALL    scripts/checksyscalls.sh
<stdin>:1523:2: warning: #warning syscall recvmmsg not implemented
  CC      arch/powerpc/kvm/emulate.o
arch/powerpc/kvm/emulate.c: In function 'kvmppc_emulate_instruction':
arch/powerpc/kvm/emulate.c:467: error: too many arguments to function 'kvmppc_core_queue_program'
make[1]: *** [arch/powerpc/kvm/emulate.o] Error 1



--
error compiling committee.c: too many arguments to function

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