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Commit 11ba5961 authored by Christian Borntraeger's avatar Christian Borntraeger
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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
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Showing with 136 additions and 0 deletions
arch/s390/kvm/kvm-s390.c
View file @ 11ba5961
......@@ -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;
}
......
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