KVM: x86: determine if an exception has an error code only when injecting it.

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A page fault can be queued while vCPU is in real paged mode on AMD, and
AMD manual asks the user to always intercept it
(otherwise result is undefined).
The resulting VM exit, does have an error code.

Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20210225154135.405125-2-mlevitsk@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

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Maxim Levitsky 2021-02-25 17:41:32 +02:00 • committed by Paolo Bonzini

parent 8173396e94

commit b97f074583

1 changed files with 10 additions and 4 deletions

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arch/x86/kvm/x86.c

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