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-rw-r--r--virt/kvm/kvm_main.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 162817f..759af659 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -679,8 +679,14 @@ static void update_memslots(struct kvm_memslots *slots,
struct kvm_memory_slot *mslots = slots->memslots;
WARN_ON(mslots[i].id != id);
- if (!new->npages)
+ if (!new->npages) {
new->base_gfn = 0;
+ if (mslots[i].npages)
+ slots->used_slots--;
+ } else {
+ if (!mslots[i].npages)
+ slots->used_slots++;
+ }
while (i < KVM_MEM_SLOTS_NUM - 1 &&
new->base_gfn <= mslots[i + 1].base_gfn) {
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