From 59468f1e1ea06339212e41cd747df1ac3f9a0ac3 Mon Sep 17 00:00:00 2001
From: kd-11 <karokidii@gmail.com>
Date: Tue, 7 Apr 2026 01:12:25 +0300
Subject: [PATCH] vk: Handle WAW and RAW hazards when performing "flush"
 operations

---
 rpcs3/Emu/RSX/VK/VKTextureCache.cpp | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/rpcs3/Emu/RSX/VK/VKTextureCache.cpp b/rpcs3/Emu/RSX/VK/VKTextureCache.cpp
index a3fc048a27..671529f87d 100644
--- a/rpcs3/Emu/RSX/VK/VKTextureCache.cpp
+++ b/rpcs3/Emu/RSX/VK/VKTextureCache.cpp
@@ -100,7 +100,7 @@ namespace vk
 		auto dma_sync_region = valid_range;
 		dma_mapping_handle dma_mapping = { 0, nullptr };
 
-		auto dma_sync = [&dma_sync_region, &dma_mapping](bool load, bool force = false)
+		auto dma_sync = [&](bool load, bool force = false)
 		{
 			if (dma_mapping.second && !force)
 			{
@@ -335,6 +335,14 @@ namespace vk
 			vkCmdCopyImageToBuffer(cmd, src->value, src->current_layout, dma_mapping.second->value, 1, &region);
 		}
 
+		// Post-transfer barrier on dma layer
+		vk::insert_buffer_memory_barrier(
+			cmd, dma_mapping.second->value,
+			dma_mapping.first, dma_sync_region.length(),
+			VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT,
+			VK_ACCESS_TRANSFER_WRITE_BIT, VK_ACCESS_TRANSFER_READ_BIT | VK_ACCESS_TRANSFER_WRITE_BIT
+		);
+
 		src->pop_layout(cmd);
 
 		VkBufferMemoryBarrier2KHR mem_barrier =