1 files changed, 4 insertions, 2 deletions

diff --git a/src/video_core/renderer_vulkan/vk_scheduler.h b/src/video_core/renderer_vulkan/vk_scheduler.h
index 8d75ce987..475c682eb 100644
--- a/src/video_core/renderer_vulkan/vk_scheduler.h
+++ b/src/video_core/renderer_vulkan/vk_scheduler.h
@@ -34,7 +34,7 @@ public:
     ~Scheduler();
 
     /// Sends the current execution context to the GPU.
-    void Flush(VkSemaphore signal_semaphore = nullptr, VkSemaphore wait_semaphore = nullptr);
+    u64 Flush(VkSemaphore signal_semaphore = nullptr, VkSemaphore wait_semaphore = nullptr);
 
     /// Sends the current execution context to the GPU and waits for it to complete.
     void Finish(VkSemaphore signal_semaphore = nullptr, VkSemaphore wait_semaphore = nullptr);
@@ -106,6 +106,8 @@ public:
         return *master_semaphore;
     }
 
+    std::mutex submit_mutex;
+
 private:
     class Command {
     public:
@@ -201,7 +203,7 @@ private:
 
     void AllocateWorkerCommandBuffer();
 
-    void SubmitExecution(VkSemaphore signal_semaphore, VkSemaphore wait_semaphore);
+    u64 SubmitExecution(VkSemaphore signal_semaphore, VkSemaphore wait_semaphore);
 
     void AllocateNewContext();