diff options
| author | Tony Krowiak <[email protected]> | 2023-08-15 14:43:32 -0400 |
|---|---|---|
| committer | Heiko Carstens <[email protected]> | 2023-08-18 15:24:35 +0200 |
| commit | fb5040ef7f707525d0681cf6bfe424ccd1aadab7 (patch) | |
| tree | 9e1fc7fe24b81cd878c8d6b77016756e98ff2afa /arch/s390/kvm/pv.c | |
| parent | cf3fa16a6fd49216ae83502e61bea0d8322b51eb (diff) | |
KVM: s390: export kvm_s390_pv*_is_protected functions
Export the kvm_s390_pv_is_protected and kvm_s390_pv_cpu_is_protected
functions so that they can be called from other modules that carry a
GPL-compatible license.
Signed-off-by: Janosch Frank <[email protected]>
Signed-off-by: Tony Krowiak <[email protected]>
Tested-by: Viktor Mihajlovski <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Heiko Carstens <[email protected]>
Diffstat (limited to 'arch/s390/kvm/pv.c')
| -rw-r--r-- | arch/s390/kvm/pv.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/s390/kvm/pv.c b/arch/s390/kvm/pv.c index 2f34c7c3c5ab..856140e9942e 100644 --- a/arch/s390/kvm/pv.c +++ b/arch/s390/kvm/pv.c @@ -18,6 +18,20 @@ #include <linux/mmu_notifier.h> #include "kvm-s390.h" +bool kvm_s390_pv_is_protected(struct kvm *kvm) +{ + lockdep_assert_held(&kvm->lock); + return !!kvm_s390_pv_get_handle(kvm); +} +EXPORT_SYMBOL_GPL(kvm_s390_pv_is_protected); + +bool kvm_s390_pv_cpu_is_protected(struct kvm_vcpu *vcpu) +{ + lockdep_assert_held(&vcpu->mutex); + return !!kvm_s390_pv_cpu_get_handle(vcpu); +} +EXPORT_SYMBOL_GPL(kvm_s390_pv_cpu_is_protected); + /** * struct pv_vm_to_be_destroyed - Represents a protected VM that needs to * be destroyed |