diff options
Diffstat (limited to 'arch/arm64/include/asm/kvm_mmu.h')
| -rw-r--r-- | arch/arm64/include/asm/kvm_mmu.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/arm64/include/asm/kvm_mmu.h b/arch/arm64/include/asm/kvm_mmu.h index dd4b4d5afa47..7ede6c46f47f 100644 --- a/arch/arm64/include/asm/kvm_mmu.h +++ b/arch/arm64/include/asm/kvm_mmu.h @@ -487,7 +487,9 @@ static inline void *kvm_get_hyp_vector(void) void *vect = kern_hyp_va(kvm_ksym_ref(__kvm_hyp_vector)); int slot = -1; - if (cpus_have_const_cap(ARM64_HARDEN_BRANCH_PREDICTOR) && data->fn) { + if ((cpus_have_const_cap(ARM64_HARDEN_BRANCH_PREDICTOR) || + cpus_have_const_cap(ARM64_SPECTRE_BHB)) && + data && data->template_start) { vect = kern_hyp_va(kvm_ksym_ref(__bp_harden_hyp_vecs_start)); slot = data->hyp_vectors_slot; } @@ -516,7 +518,8 @@ static inline int kvm_map_vectors(void) * !HBP + HEL2 -> allocate one vector slot and use exec mapping * HBP + HEL2 -> use hardened vertors and use exec mapping */ - if (cpus_have_const_cap(ARM64_HARDEN_BRANCH_PREDICTOR)) { + if (cpus_have_const_cap(ARM64_HARDEN_BRANCH_PREDICTOR) || + cpus_have_const_cap(ARM64_SPECTRE_BHB)) { __kvm_bp_vect_base = kvm_ksym_ref(__bp_harden_hyp_vecs_start); __kvm_bp_vect_base = kern_hyp_va(__kvm_bp_vect_base); } |