diff options
Diffstat (limited to 'arch/arm64/kvm/sys_regs.c')
| -rw-r--r-- | arch/arm64/kvm/sys_regs.c | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c index dfb966f3863a..f41ffc308ad1 100644 --- a/arch/arm64/kvm/sys_regs.c +++ b/arch/arm64/kvm/sys_regs.c @@ -1032,16 +1032,13 @@ static bool trap_ptrauth(struct kvm_vcpu *vcpu, struct sys_reg_params *p, const struct sys_reg_desc *rd) { - kvm_arm_vcpu_ptrauth_trap(vcpu); - /* - * Return false for both cases as we never skip the trapped - * instruction: - * - * - Either we re-execute the same key register access instruction - * after enabling ptrauth. - * - Or an UNDEF is injected as ptrauth is not supported/enabled. + * If we land here, that is because we didn't fixup the access on exit + * by allowing the PtrAuth sysregs. The only way this happens is when + * the guest does not have PtrAuth support enabled. */ + kvm_inject_undefined(vcpu); + return false; } |