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KVM: s390: Tracing APCB changes

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kvm_arch_crypto_set_masks is a new function to centralize
the setup the APCB masks inside the CRYCB SIE satellite.

To trace APCB mask changes, we add KVM_EVENT() tracing to
both kvm_arch_crypto_set_masks and kvm_arch_crypto_clear_masks.

Signed-off-by: Pierre Morel <pmorel@linux.ibm.com>
Message-Id: <1538728270-10340-2-git-send-email-pmorel@linux.ibm.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
This commit is contained in:
Pierre Morel
2018-10-05 10:31:09 +02:00
committed by Christian Borntraeger
parent 8e41bd5431
commit 0e237e4469
2 changed files with 43 additions and 0 deletions
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arch/s390/include/asm/kvm_host.h
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@@ -861,6 +861,8 @@ void kvm_arch_async_page_present(struct kvm_vcpu *vcpu,
struct kvm_async_pf *work);
void kvm_arch_crypto_clear_masks(struct kvm *kvm);
void kvm_arch_crypto_set_masks(struct kvm *kvm, unsigned long *apm,
unsigned long *aqm, unsigned long *adm);
extern int sie64a(struct kvm_s390_sie_block *, u64 *);
extern char sie_exit;