diff options
| author | Christian Borntraeger <borntraeger@de.ibm.com> | 2017-02-09 17:15:41 +0100 |
|---|---|---|
| committer | Christian Borntraeger <borntraeger@de.ibm.com> | 2017-02-14 14:06:34 +0100 |
| commit | 260a1d6afe2e7b96af38d422200e54870d220b46 (patch) | |
| tree | a5c2f4bfbb50d9e23028be6e6dfb48904a745bf4 /arch/s390/kvm/priv.c | |
| parent | fb7dc1d4ddce744c8d8e1aca19d4982102cf72e1 (diff) | |
KVM: s390: log runtime instrumentation enablement
We handle runtime instrumentation enablement either lazy or via
sync_regs on migration. Make sure to add a debug log entry for that
per CPU on the first occurrence.
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'arch/s390/kvm/priv.c')
| -rw-r--r-- | arch/s390/kvm/priv.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c index 1ecc1cffdf7c..c562245ad43a 100644 --- a/arch/s390/kvm/priv.c +++ b/arch/s390/kvm/priv.c @@ -35,6 +35,7 @@ static int handle_ri(struct kvm_vcpu *vcpu) { if (test_kvm_facility(vcpu->kvm, 64)) { + VCPU_EVENT(vcpu, 3, "%s", "ENABLE: RI (lazy)"); vcpu->arch.sie_block->ecb3 |= 0x01; kvm_s390_retry_instr(vcpu); return 0; |