From 35ed051742125b9fd3b314ce5241075ae658e4a5 Mon Sep 17 00:00:00 2001
From: Fernando Sahmkow <fsahmkow27@gmail.com>
Date: Mon, 31 Jan 2022 17:08:08 +0100
Subject: Vulkan: Fix Scheduler Chunks when their FuncType is 0.

---
 src/video_core/renderer_vulkan/vk_scheduler.cpp | 6 +++---
 src/video_core/renderer_vulkan/vk_scheduler.h   | 4 +++-
 2 files changed, 6 insertions(+), 4 deletions(-)

(limited to 'src/video_core/renderer_vulkan')

diff --git a/src/video_core/renderer_vulkan/vk_scheduler.cpp b/src/video_core/renderer_vulkan/vk_scheduler.cpp
index 3bfdf41ba..7d9d4f7ba 100644
--- a/src/video_core/renderer_vulkan/vk_scheduler.cpp
+++ b/src/video_core/renderer_vulkan/vk_scheduler.cpp
@@ -140,12 +140,12 @@ bool VKScheduler::UpdateRescaling(bool is_rescaling) {
 void VKScheduler::WorkerThread(std::stop_token stop_token) {
     Common::SetCurrentThreadName("yuzu:VulkanWorker");
     do {
-        if (work_queue.empty()) {
-            wait_cv.notify_all();
-        }
         std::unique_ptr<CommandChunk> work;
         {
             std::unique_lock lock{work_mutex};
+            if (work_queue.empty()) {
+                wait_cv.notify_all();
+            }
             work_cv.wait(lock, stop_token, [this] { return !work_queue.empty(); });
             if (stop_token.stop_requested()) {
                 continue;
diff --git a/src/video_core/renderer_vulkan/vk_scheduler.h b/src/video_core/renderer_vulkan/vk_scheduler.h
index 1b06c9296..e69aa136b 100644
--- a/src/video_core/renderer_vulkan/vk_scheduler.h
+++ b/src/video_core/renderer_vulkan/vk_scheduler.h
@@ -146,6 +146,7 @@ private:
             using FuncType = TypedCommand<T>;
             static_assert(sizeof(FuncType) < sizeof(data), "Lambda is too large");
 
+            recorded_counts++;
             command_offset = Common::AlignUp(command_offset, alignof(FuncType));
             if (command_offset > sizeof(data) - sizeof(FuncType)) {
                 return false;
@@ -167,7 +168,7 @@ private:
         }
 
         bool Empty() const {
-            return command_offset == 0;
+            return recorded_counts == 0;
         }
 
         bool HasSubmit() const {
@@ -178,6 +179,7 @@ private:
         Command* first = nullptr;
         Command* last = nullptr;
 
+        size_t recorded_counts = 0;
         size_t command_offset = 0;
         bool submit = false;
         alignas(std::max_align_t) std::array<u8, 0x8000> data{};
-- 
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