KVM: x86/mmu: allow kvm_faultin_pfn to return page fault handling code

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This will allow it to return RET_PF_EMULATE for APIC mmio
emulation.

This code is based on a patch from Sean Christopherson:
https://lkml.org/lkml/2021/7/19/2970

Suggested-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20210810205251.424103-7-mlevitsk@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

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Maxim Levitsky 2021-08-10 23:52:41 +03:00 • committed by Paolo Bonzini

parent 33a5c0009d

commit 8f32d5e563

2 changed files with 12 additions and 9 deletions

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17

arch/x86/kvm/mmu/mmu.c

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4

arch/x86/kvm/mmu/paging_tmpl.h

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