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-rw-r--r--include/linux/kvm_types.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/kvm_types.h b/include/linux/kvm_types.h
index f328a01db4fe..4d933518060f 100644
--- a/include/linux/kvm_types.h
+++ b/include/linux/kvm_types.h
@@ -85,12 +85,16 @@ struct gfn_to_pfn_cache {
* MMU flows is problematic, as is triggering reclaim, I/O, etc... while
* holding MMU locks. Note, these caches act more like prefetch buffers than
* classical caches, i.e. objects are not returned to the cache on being freed.
+ *
+ * The @capacity field and @objects array are lazily initialized when the cache
+ * is topped up (__kvm_mmu_topup_memory_cache()).
*/
struct kvm_mmu_memory_cache {
int nobjs;
gfp_t gfp_zero;
struct kmem_cache *kmem_cache;
- void *objects[KVM_ARCH_NR_OBJS_PER_MEMORY_CACHE];
+ int capacity;
+ void **objects;
};
#endif