diff --git a/arch/arm64/include/asm/spectre.h b/arch/arm64/include/asm/spectre.h index 12a4eb5e4e6b1..4e6d90a4fbe07 100644 --- a/arch/arm64/include/asm/spectre.h +++ b/arch/arm64/include/asm/spectre.h @@ -10,7 +10,7 @@ #define __ASM_SPECTRE_H #define BP_HARDEN_EL2_SLOTS 4 -#define __BP_HARDEN_HYP_VECS_SZ (BP_HARDEN_EL2_SLOTS * SZ_2K) +#define __BP_HARDEN_HYP_VECS_SZ ((BP_HARDEN_EL2_SLOTS - 1) * SZ_2K) #ifndef __ASSEMBLY__ diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c index 4cc29300f5337..9af9652ab9a31 100644 --- a/arch/arm64/kvm/arm.c +++ b/arch/arm64/kvm/arm.c @@ -1298,9 +1298,16 @@ static unsigned long nvhe_percpu_order(void) /* A lookup table holding the hypervisor VA for each vector slot */ static void *hyp_spectre_vector_selector[BP_HARDEN_EL2_SLOTS]; +static int __kvm_vector_slot2idx(enum arm64_hyp_spectre_vector slot) +{ + return slot - (slot != HYP_VECTOR_DIRECT); +} + static void kvm_init_vector_slot(void *base, enum arm64_hyp_spectre_vector slot) { - hyp_spectre_vector_selector[slot] = base + (slot * SZ_2K); + int idx = __kvm_vector_slot2idx(slot); + + hyp_spectre_vector_selector[slot] = base + (idx * SZ_2K); } static int kvm_init_vector_slots(void) diff --git a/arch/arm64/kvm/hyp/hyp-entry.S b/arch/arm64/kvm/hyp/hyp-entry.S index e3249e2dda09e..d179056e1af81 100644 --- a/arch/arm64/kvm/hyp/hyp-entry.S +++ b/arch/arm64/kvm/hyp/hyp-entry.S @@ -239,7 +239,6 @@ SYM_CODE_END(__kvm_hyp_vector) .align 11 SYM_CODE_START(__bp_harden_hyp_vecs) - generate_vectors indirect = 0, spectrev2 = 0 // HYP_VECTOR_DIRECT generate_vectors indirect = 0, spectrev2 = 1 // HYP_VECTOR_SPECTRE_DIRECT generate_vectors indirect = 1, spectrev2 = 0 // HYP_VECTOR_INDIRECT generate_vectors indirect = 1, spectrev2 = 1 // HYP_VECTOR_SPECTRE_INDIRECT