arm/arm64: KVM: Remove external abort test from MMIO handling

As we know handle external aborts pretty early, we can get rid of
its handling in the MMIO code (which was a bit odd to begin with...).

Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>

1 files changed, 0 insertions, 6 deletions

diff --git a/arch/arm/kvm/mmio.c b/arch/arm/kvm/mmio.c
index 10f80a6c797a..b6e715fd3c90 100644
--- a/arch/arm/kvm/mmio.c
+++ b/arch/arm/kvm/mmio.c
@@ -126,12 +126,6 @@ static int decode_hsr(struct kvm_vcpu *vcpu, bool *is_write, int *len)
         int access_size;
         bool sign_extend;
 
-        if (kvm_vcpu_dabt_isextabt(vcpu)) {
-                /* cache operation on I/O addr, tell guest unsupported */
-                kvm_inject_dabt(vcpu, kvm_vcpu_get_hfar(vcpu));
-                return 1;
-        }
-
         if (kvm_vcpu_dabt_iss1tw(vcpu)) {
                 /* page table accesses IO mem: tell guest to fix its TTBR */
                 kvm_inject_dabt(vcpu, kvm_vcpu_get_hfar(vcpu));