diff options
Diffstat (limited to 'arch/powerpc/kvm/book3s_hv_nested.c')
-rw-r--r-- | arch/powerpc/kvm/book3s_hv_nested.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/book3s_hv_nested.c b/arch/powerpc/kvm/book3s_hv_nested.c index 3f21f785bf0ae3..401d2ecbebc508 100644 --- a/arch/powerpc/kvm/book3s_hv_nested.c +++ b/arch/powerpc/kvm/book3s_hv_nested.c @@ -1274,3 +1274,18 @@ long int kvmhv_nested_page_fault(struct kvm_vcpu *vcpu) mutex_unlock(&gp->tlb_lock); return ret; } + +int kvmhv_nested_next_lpid(struct kvm *kvm, int lpid) +{ + int ret = -1; + + spin_lock(&kvm->mmu_lock); + while (++lpid <= kvm->arch.max_nested_lpid) { + if (kvm->arch.nested_guests[lpid]) { + ret = lpid; + break; + } + } + spin_unlock(&kvm->mmu_lock); + return ret; +} |