diff options
author | Marc Zyngier <marc.zyngier@arm.com> | 2018-01-03 19:38:35 +0300 |
---|---|---|
committer | Catalin Marinas <catalin.marinas@arm.com> | 2018-01-08 21:46:56 +0300 |
commit | 6840bdd73d07216ab4bc46f5a8768c37ea519038 (patch) | |
tree | c2322ae1567cb33991bd5c987604704bc208bd31 /virt | |
parent | 0f15adbb2861ce6f75ccfc5a92b19eae0ef327d0 (diff) |
arm64: KVM: Use per-CPU vector when BP hardening is enabled
Now that we have per-CPU vectors, let's plug then in the KVM/arm64 code.
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'virt')
-rw-r--r-- | virt/kvm/arm/arm.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/virt/kvm/arm/arm.c b/virt/kvm/arm/arm.c index c8d49879307f..2df6a5c42f77 100644 --- a/virt/kvm/arm/arm.c +++ b/virt/kvm/arm/arm.c @@ -1158,7 +1158,7 @@ static void cpu_init_hyp_mode(void *dummy) pgd_ptr = kvm_mmu_get_httbr(); stack_page = __this_cpu_read(kvm_arm_hyp_stack_page); hyp_stack_ptr = stack_page + PAGE_SIZE; - vector_ptr = (unsigned long)kvm_ksym_ref(__kvm_hyp_vector); + vector_ptr = (unsigned long)kvm_get_hyp_vector(); __cpu_init_hyp_mode(pgd_ptr, hyp_stack_ptr, vector_ptr); __cpu_init_stage2(); @@ -1403,6 +1403,12 @@ static int init_hyp_mode(void) goto out_err; } + err = kvm_map_vectors(); + if (err) { + kvm_err("Cannot map vectors\n"); + goto out_err; + } + /* * Map the Hyp stack pages */ |