From 18def48dfef9e11f85f54d8c5bcb575ab37bcc35 Mon Sep 17 00:00:00 2001
From: Zephyron <zephyron@citron-emu.org>
Date: Sat, 12 Apr 2025 17:50:39 +1000
Subject: [PATCH] feat(video_core): Fix Linux compilation issues in Hybrid
 Memory Manager

- Added missing <thread> header for std::thread usage
- Added <fcntl.h> for O_CLOEXEC and O_NONBLOCK definitions
- Fixed struct initialization order in uffdio_copy to match declaration order

Signed-off-by: Zephyron <zephyron@citron-emu.org>
---
 src/video_core/vulkan_common/hybrid_memory.cpp | 3 ++-
 src/video_core/vulkan_common/hybrid_memory.h   | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/video_core/vulkan_common/hybrid_memory.cpp b/src/video_core/vulkan_common/hybrid_memory.cpp
index 60c4ec345..893f9dfe2 100644
--- a/src/video_core/vulkan_common/hybrid_memory.cpp
+++ b/src/video_core/vulkan_common/hybrid_memory.cpp
@@ -15,6 +15,7 @@
 #include <sys/syscall.h>
 #include <linux/userfaultfd.h>
 #include <sys/ioctl.h>
+#include <fcntl.h>
 #elif defined(_WIN32)
 #include <windows.h>
 #endif
@@ -263,8 +264,8 @@ void FaultManagedAllocator::FaultThread() {
 
                 if (page) {
                     struct uffdio_copy copy = {
-                        .src = (uintptr_t)page,
                         .dst = (uintptr_t)addr,
+                        .src = (uintptr_t)page,
                         .len = PageSize,
                         .mode = 0
                     };
diff --git a/src/video_core/vulkan_common/hybrid_memory.h b/src/video_core/vulkan_common/hybrid_memory.h
index 182c1c589..faff2de06 100644
--- a/src/video_core/vulkan_common/hybrid_memory.h
+++ b/src/video_core/vulkan_common/hybrid_memory.h
@@ -13,6 +13,7 @@
 #include <list>
 #include <set>
 #include <map>
+#include <thread>
 
 #include "common/common_types.h"
 #include "video_core/vulkan_common/vulkan_device.h"