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arm64: KVM: Add EL1 async abort handler 

If we've exited the guest because it has triggered an asynchronous
abort from EL1, a possible course of action is to let it know it
screwed up by giving it a Virtual Abort to chew on.

Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
hifive-unleashed-5.1
Marc Zyngier 2016-09-06 14:02:03 +01:00 committed by Christoffer Dall
parent 9aecafc86c
commit 0215a6e6dd
1 changed files with 3 additions and 0 deletions
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3
arch/arm64/kvm/handle_exit.c
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@ -173,6 +173,9 @@ int handle_exit(struct kvm_vcpu *vcpu, struct kvm_run *run,
switch (exception_index) {
case ARM_EXCEPTION_IRQ:
return 1;
case ARM_EXCEPTION_EL1_SERROR:
kvm_inject_vabt(vcpu);
return 1;
case ARM_EXCEPTION_TRAP:
/*
* See ARM ARM B1.14.1: "Hyp traps on instructions