layers: Remove warning for imported memory

Flag imported memory as valid to suppress warnings about uninitialized
buffers and images that use external memory

Change-Id: Id286dfde41a02652767202a31758f44202d9875a

diff --git a/layers/core_validation.cpp b/layers/core_validation.cpp
index 3702870..124e0f2 100644 (file)
--- a/layers/core_validation.cpp
+++ b/layers/core_validation.cpp
@@ -358,6 +358,18 @@ static void add_mem_obj_info(layer_data *dev_data, void *object, const VkDeviceM
     assert(object != NULL);
 
     dev_data->memObjMap[mem] = unique_ptr<DEVICE_MEM_INFO>(new DEVICE_MEM_INFO(object, mem, pAllocateInfo));
+
+    if (pAllocateInfo->pNext) {
+        auto struct_header = reinterpret_cast<const GENERIC_HEADER *>(pAllocateInfo->pNext);
+        while (struct_header) {
+            if (VK_STRUCTURE_TYPE_IMPORT_MEMORY_FD_INFO_KHR == struct_header->sType ||
+                VK_STRUCTURE_TYPE_IMPORT_MEMORY_WIN32_HANDLE_INFO_KHR == struct_header->sType) {
+                dev_data->memObjMap[mem]->global_valid = true;
+                break;
+            }
+            struct_header = reinterpret_cast<const GENERIC_HEADER *>(struct_header->pNext);
+        }
+    }
 }
 
 // For given bound_object_handle, bound to given mem allocation, verify that the range for the bound object is valid

diff --git a/layers/core_validation_types.h b/layers/core_validation_types.h
index dc9d754..120be0a 100644 (file)
--- a/layers/core_validation_types.h
+++ b/layers/core_validation_types.h
@@ -316,7 +316,7 @@ struct MEMORY_RANGE {
 // Data struct for tracking memory object
 struct DEVICE_MEM_INFO : public BASE_NODE {
     void *object;       // Dispatchable object used to create this memory (device of swapchain)
-    bool global_valid;  // If allocation is mapped, set to "true" to be picked up by subsequently bound ranges
+    bool global_valid;  // If allocation is mapped or external, set to "true" to be picked up by subsequently bound ranges
     VkDeviceMemory mem;
     VkMemoryAllocateInfo alloc_info;
     std::unordered_set<VK_OBJECT> obj_bindings;               // objects bound to this memory