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-rw-r--r--arch/x86/kvm/x86.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 785ae0c300f..b9c2b8e6c70 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -6105,7 +6105,7 @@ void kvm_arch_commit_memory_region(struct kvm *kvm,
int user_alloc)
{
- int npages = mem->memory_size >> PAGE_SHIFT;
+ int nr_mmu_pages = 0, npages = mem->memory_size >> PAGE_SHIFT;
if (!user_alloc && !old.user_alloc && old.rmap && !npages) {
int ret;
@@ -6120,12 +6120,12 @@ void kvm_arch_commit_memory_region(struct kvm *kvm,
"failed to munmap memory\n");
}
+ if (!kvm->arch.n_requested_mmu_pages)
+ nr_mmu_pages = kvm_mmu_calculate_mmu_pages(kvm);
+
spin_lock(&kvm->mmu_lock);
- if (!kvm->arch.n_requested_mmu_pages) {
- unsigned int nr_mmu_pages = kvm_mmu_calculate_mmu_pages(kvm);
+ if (nr_mmu_pages)
kvm_mmu_change_mmu_pages(kvm, nr_mmu_pages);
- }
-
kvm_mmu_slot_remove_write_access(kvm, mem->slot);
spin_unlock(&kvm->mmu_lock);
}