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-rw-r--r--virt/kvm/arm/aarch32.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/virt/kvm/arm/aarch32.c b/virt/kvm/arm/aarch32.c
index 2da482ca7067..0a356aa91aa1 100644
--- a/virt/kvm/arm/aarch32.c
+++ b/virt/kvm/arm/aarch32.c
@@ -15,6 +15,10 @@
#include <asm/kvm_emulate.h>
#include <asm/kvm_hyp.h>
+#define DFSR_FSC_EXTABT_LPAE 0x10
+#define DFSR_FSC_EXTABT_nLPAE 0x08
+#define DFSR_LPAE BIT(9)
+
/*
* Table taken from ARMv8 ARM DDI0487B-B, table G1-10.
*/
@@ -182,10 +186,10 @@ static void inject_abt32(struct kvm_vcpu *vcpu, bool is_pabt,
/* Give the guest an IMPLEMENTATION DEFINED exception */
is_lpae = (vcpu_cp15(vcpu, c2_TTBCR) >> 31);
if (is_lpae) {
- *fsr = 1 << 9 | 0x34;
+ *fsr = DFSR_LPAE | DFSR_FSC_EXTABT_LPAE;
} else {
- /* Surprise! DFSR's FS[4] lives in bit 10 */
- *fsr = BIT(10) | 0x4; /* 0x14 */
+ /* no need to shuffle FS[4] into DFSR[10] as its 0 */
+ *fsr = DFSR_FSC_EXTABT_nLPAE;
}
}