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-rw-r--r--virt/kvm/kvm_main.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 0524933856d4..5a97e6c7d9c2 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -833,6 +833,7 @@ void kvm_mmu_invalidate_end(struct kvm *kvm, unsigned long start,
* in conjunction with the smp_rmb in mmu_invalidate_retry().
*/
kvm->mmu_invalidate_in_progress--;
+ KVM_BUG_ON(kvm->mmu_invalidate_in_progress < 0, kvm);
}
static void kvm_mmu_notifier_invalidate_range_end(struct mmu_notifier *mn,
@@ -863,8 +864,6 @@ static void kvm_mmu_notifier_invalidate_range_end(struct mmu_notifier *mn,
*/
if (wake)
rcuwait_wake_up(&kvm->mn_memslots_update_rcuwait);
-
- BUG_ON(kvm->mmu_invalidate_in_progress < 0);
}
static int kvm_mmu_notifier_clear_flush_young(struct mmu_notifier *mn,