diff options
Diffstat (limited to 'arch/powerpc/kvm/book3s_64_mmu_radix.c')
| -rw-r--r-- | arch/powerpc/kvm/book3s_64_mmu_radix.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/arch/powerpc/kvm/book3s_64_mmu_radix.c b/arch/powerpc/kvm/book3s_64_mmu_radix.c index 1b821c6efdef..f55ef071883f 100644 --- a/arch/powerpc/kvm/book3s_64_mmu_radix.c +++ b/arch/powerpc/kvm/book3s_64_mmu_radix.c @@ -403,8 +403,13 @@ void kvmppc_unmap_pte(struct kvm *kvm, pte_t *pte, unsigned long gpa, if (!memslot) return; } - if (shift) + if (shift) { /* 1GB or 2MB page */ page_size = 1ul << shift; + if (shift == PMD_SHIFT) + kvm->stat.num_2M_pages--; + else if (shift == PUD_SHIFT) + kvm->stat.num_1G_pages--; + } gpa &= ~(page_size - 1); hpa = old & PTE_RPN_MASK; @@ -878,6 +883,14 @@ int kvmppc_book3s_instantiate_page(struct kvm_vcpu *vcpu, put_page(page); } + /* Increment number of large pages if we (successfully) inserted one */ + if (!ret) { + if (level == 1) + kvm->stat.num_2M_pages++; + else if (level == 2) + kvm->stat.num_1G_pages++; + } + return ret; } |