KVM: ia64: Add some debug points to provide crash infomation

[pandora-kernel.git] / arch / ia64 / kvm / process.c

diff --git a/arch/ia64/kvm/process.c b/arch/ia64/kvm/process.c
index 8008173..cefc349 100644 (file)
--- a/arch/ia64/kvm/process.c
+++ b/arch/ia64/kvm/process.c
@@ -527,7 +527,8 @@ void reflect_interruption(u64 ifa, u64 isr, u64 iim,
        vector = vec2off[vec];
 
        if (!(vpsr & IA64_PSR_IC) && (vector != IA64_DATA_NESTED_TLB_VECTOR)) {
-               panic_vm(vcpu);
+               panic_vm(vcpu, "Interruption with vector :0x%lx occurs "
+                                               "with psr.ic = 0\n", vector);
                return;
        }
 
@@ -586,7 +587,7 @@ static void set_pal_call_result(struct kvm_vcpu *vcpu)
                vcpu_set_gr(vcpu, 10, p->u.pal_data.ret.v1, 0);
                vcpu_set_gr(vcpu, 11, p->u.pal_data.ret.v2, 0);
        } else
-               panic_vm(vcpu);
+               panic_vm(vcpu, "Mis-set for exit reason!\n");
 }
 
 static void set_sal_call_data(struct kvm_vcpu *vcpu)
@@ -614,7 +615,7 @@ static void set_sal_call_result(struct kvm_vcpu *vcpu)
                vcpu_set_gr(vcpu, 10, p->u.sal_data.ret.r10, 0);
                vcpu_set_gr(vcpu, 11, p->u.sal_data.ret.r11, 0);
        } else
-               panic_vm(vcpu);
+               panic_vm(vcpu, "Mis-set for exit reason!\n");
 }
 
 void  kvm_ia64_handle_break(unsigned long ifa, struct kvm_pt_regs *regs,
@@ -680,7 +681,7 @@ static void generate_exirq(struct kvm_vcpu *vcpu)
        vpsr = VCPU(vcpu, vpsr);
        isr = vpsr & IA64_PSR_RI;
        if (!(vpsr & IA64_PSR_IC))
-               panic_vm(vcpu);
+               panic_vm(vcpu, "Trying to inject one IRQ with psr.ic=0\n");
        reflect_interruption(0, isr, 0, 12, regs); /* EXT IRQ */
 }