Commit 11ba5961 authored by Christian Borntraeger's avatar Christian Borntraeger
Browse files

KVM: s390: add debug logging for cpu model subfunctions 



As userspace can now get/set the subfunctions we want to trace those.
This will allow to also check QEMUs cpu model vs. what the real
hardware provides.

Signed-off-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: default avatarDavid Hildenbrand <david@redhat.com>
Reviewed-by: default avatarCornelia Huck <cohuck@redhat.com>
Reviewed-by: default avatarJanosch Frank <frankja@linux.vnet.ibm.com>
parent 346fa2f8

arch/s390/kvm/kvm-s390.c

+136 −0
Original line number Diff line number Diff line
@@ -1279,6 +1279,51 @@ static int kvm_s390_set_processor_subfunc(struct kvm *kvm, 
	}

	mutex_unlock(&kvm->lock);



	VM_EVENT(kvm, 3, "SET: guest PLO    subfunc 0x%16.16lx.%16.16lx.%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.plo)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.plo)[1],

		 ((unsigned long *) &kvm->arch.model.subfuncs.plo)[2],

		 ((unsigned long *) &kvm->arch.model.subfuncs.plo)[3]);

	VM_EVENT(kvm, 3, "SET: guest PTFF   subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.ptff)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.ptff)[1]);

	VM_EVENT(kvm, 3, "SET: guest KMAC   subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.kmac)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.kmac)[1]);

	VM_EVENT(kvm, 3, "SET: guest KMC    subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.kmc)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.kmc)[1]);

	VM_EVENT(kvm, 3, "SET: guest KM     subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.km)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.km)[1]);

	VM_EVENT(kvm, 3, "SET: guest KIMD   subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.kimd)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.kimd)[1]);

	VM_EVENT(kvm, 3, "SET: guest KLMD   subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.klmd)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.klmd)[1]);

	VM_EVENT(kvm, 3, "SET: guest PCKMO  subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.pckmo)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.pckmo)[1]);

	VM_EVENT(kvm, 3, "SET: guest KMCTR  subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.kmctr)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.kmctr)[1]);

	VM_EVENT(kvm, 3, "SET: guest KMF    subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.kmf)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.kmf)[1]);

	VM_EVENT(kvm, 3, "SET: guest KMO    subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.kmo)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.kmo)[1]);

	VM_EVENT(kvm, 3, "SET: guest PCC    subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.pcc)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.pcc)[1]);

	VM_EVENT(kvm, 3, "SET: guest PPNO   subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.ppno)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.ppno)[1]);

	VM_EVENT(kvm, 3, "SET: guest KMA    subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.kma)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.kma)[1]);



	return 0;

}
@@ -1402,6 +1447,51 @@ static int kvm_s390_get_processor_subfunc(struct kvm *kvm, 
	    sizeof(struct kvm_s390_vm_cpu_subfunc)))

		return -EFAULT;



	VM_EVENT(kvm, 3, "GET: guest PLO    subfunc 0x%16.16lx.%16.16lx.%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.plo)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.plo)[1],

		 ((unsigned long *) &kvm->arch.model.subfuncs.plo)[2],

		 ((unsigned long *) &kvm->arch.model.subfuncs.plo)[3]);

	VM_EVENT(kvm, 3, "GET: guest PTFF   subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.ptff)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.ptff)[1]);

	VM_EVENT(kvm, 3, "GET: guest KMAC   subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.kmac)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.kmac)[1]);

	VM_EVENT(kvm, 3, "GET: guest KMC    subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.kmc)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.kmc)[1]);

	VM_EVENT(kvm, 3, "GET: guest KM     subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.km)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.km)[1]);

	VM_EVENT(kvm, 3, "GET: guest KIMD   subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.kimd)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.kimd)[1]);

	VM_EVENT(kvm, 3, "GET: guest KLMD   subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.klmd)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.klmd)[1]);

	VM_EVENT(kvm, 3, "GET: guest PCKMO  subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.pckmo)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.pckmo)[1]);

	VM_EVENT(kvm, 3, "GET: guest KMCTR  subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.kmctr)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.kmctr)[1]);

	VM_EVENT(kvm, 3, "GET: guest KMF    subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.kmf)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.kmf)[1]);

	VM_EVENT(kvm, 3, "GET: guest KMO    subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.kmo)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.kmo)[1]);

	VM_EVENT(kvm, 3, "GET: guest PCC    subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.pcc)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.pcc)[1]);

	VM_EVENT(kvm, 3, "GET: guest PPNO   subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.ppno)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.ppno)[1]);

	VM_EVENT(kvm, 3, "GET: guest KMA    subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm->arch.model.subfuncs.kma)[0],

		 ((unsigned long *) &kvm->arch.model.subfuncs.kma)[1]);



	return 0;

}
@@ -1411,6 +1501,52 @@ static int kvm_s390_get_machine_subfunc(struct kvm *kvm, 
	if (copy_to_user((void __user *)attr->addr, &kvm_s390_available_subfunc,

	    sizeof(struct kvm_s390_vm_cpu_subfunc)))

		return -EFAULT;



	VM_EVENT(kvm, 3, "GET: host  PLO    subfunc 0x%16.16lx.%16.16lx.%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm_s390_available_subfunc.plo)[0],

		 ((unsigned long *) &kvm_s390_available_subfunc.plo)[1],

		 ((unsigned long *) &kvm_s390_available_subfunc.plo)[2],

		 ((unsigned long *) &kvm_s390_available_subfunc.plo)[3]);

	VM_EVENT(kvm, 3, "GET: host  PTFF   subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm_s390_available_subfunc.ptff)[0],

		 ((unsigned long *) &kvm_s390_available_subfunc.ptff)[1]);

	VM_EVENT(kvm, 3, "GET: host  KMAC   subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm_s390_available_subfunc.kmac)[0],

		 ((unsigned long *) &kvm_s390_available_subfunc.kmac)[1]);

	VM_EVENT(kvm, 3, "GET: host  KMC    subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm_s390_available_subfunc.kmc)[0],

		 ((unsigned long *) &kvm_s390_available_subfunc.kmc)[1]);

	VM_EVENT(kvm, 3, "GET: host  KM     subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm_s390_available_subfunc.km)[0],

		 ((unsigned long *) &kvm_s390_available_subfunc.km)[1]);

	VM_EVENT(kvm, 3, "GET: host  KIMD   subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm_s390_available_subfunc.kimd)[0],

		 ((unsigned long *) &kvm_s390_available_subfunc.kimd)[1]);

	VM_EVENT(kvm, 3, "GET: host  KLMD   subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm_s390_available_subfunc.klmd)[0],

		 ((unsigned long *) &kvm_s390_available_subfunc.klmd)[1]);

	VM_EVENT(kvm, 3, "GET: host  PCKMO  subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm_s390_available_subfunc.pckmo)[0],

		 ((unsigned long *) &kvm_s390_available_subfunc.pckmo)[1]);

	VM_EVENT(kvm, 3, "GET: host  KMCTR  subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm_s390_available_subfunc.kmctr)[0],

		 ((unsigned long *) &kvm_s390_available_subfunc.kmctr)[1]);

	VM_EVENT(kvm, 3, "GET: host  KMF    subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm_s390_available_subfunc.kmf)[0],

		 ((unsigned long *) &kvm_s390_available_subfunc.kmf)[1]);

	VM_EVENT(kvm, 3, "GET: host  KMO    subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm_s390_available_subfunc.kmo)[0],

		 ((unsigned long *) &kvm_s390_available_subfunc.kmo)[1]);

	VM_EVENT(kvm, 3, "GET: host  PCC    subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm_s390_available_subfunc.pcc)[0],

		 ((unsigned long *) &kvm_s390_available_subfunc.pcc)[1]);

	VM_EVENT(kvm, 3, "GET: host  PPNO   subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm_s390_available_subfunc.ppno)[0],

		 ((unsigned long *) &kvm_s390_available_subfunc.ppno)[1]);

	VM_EVENT(kvm, 3, "GET: host  KMA    subfunc 0x%16.16lx.%16.16lx",

		 ((unsigned long *) &kvm_s390_available_subfunc.kma)[0],

		 ((unsigned long *) &kvm_s390_available_subfunc.kma)[1]);



	return 0;

}

CRA Git | Maintained and supported by SUSTech CRA and CCSE