Messages in this thread Patch in this message | | | From | Rusty Russell <> | Date | Fri, 09 Mar 2012 14:56:52 +1030 | Subject | [PATCH 8/8] ARM: KVM: don't BUG() if guest executes smc. |
| |
From: Rusty Russell <rusty@rustcorp.com.au>
In this case, we just kill the guest.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> --- arch/arm/kvm/arm.c | 8 ++++++++ 1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c index 1724657..9ef5bdb 100644 --- a/arch/arm/kvm/arm.c +++ b/arch/arm/kvm/arm.c @@ -367,6 +367,13 @@ static int handle_hvc(struct kvm_vcpu *vcpu, struct kvm_run *run) return 0; } +static int handle_smc(struct kvm_vcpu *vcpu, struct kvm_run *run) +{ + /* We don't support SMC; don't do that. */ + kvm_debug("smc: at %08x", vcpu->arch.regs.pc); + return -EINVAL; +} + static int handle_dabt_hyp(struct kvm_vcpu *vcpu, struct kvm_run *run) { /* The hypervisor should never cause aborts */ @@ -386,6 +393,7 @@ static int (*arm_exit_handlers[])(struct kvm_vcpu *vcpu, struct kvm_run *r) = { [HSR_EC_CP10_ID] = kvm_handle_cp10_id, [HSR_EC_SVC_HYP] = handle_svc_hyp, [HSR_EC_HVC] = handle_hvc, + [HSR_EC_SMC ] = handle_smc, [HSR_EC_IABT] = kvm_handle_guest_abort, [HSR_EC_DABT] = kvm_handle_guest_abort, [HSR_EC_DABT_HYP] = handle_dabt_hyp,
| |