1 files changed, 4 insertions, 1 deletions

diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 80bfc880921e..2850656e2e96 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -119,7 +119,8 @@ static inline bool is_error_page(struct page *page)
 #define KVM_REQ_PMU               16
 #define KVM_REQ_PMI               17
 
-#define KVM_USERSPACE_IRQ_SOURCE_ID     0
+#define KVM_USERSPACE_IRQ_SOURCE_ID             0
+#define KVM_IRQFD_RESAMPLE_IRQ_SOURCE_ID        1
 
 struct kvm;
 struct kvm_vcpu;
@@ -343,6 +344,8 @@ struct kvm {
         struct {
                 spinlock_t        lock;
                 struct list_head  items;
+                struct list_head  resampler_list;
+                struct mutex      resampler_lock;
         } irqfds;
         struct list_head ioeventfds;
 #endif