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page_manager: Enable userfaultfd by default

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* Much faster than page faults and causes less problems
This commit is contained in:
IndecisiveTurtle 2024-12-01 16:19:50 +02:00
parent d05846a327
commit 7276853b02
2 changed files with 5 additions and 1 deletions
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4
CMakeLists.txt
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@ -875,6 +875,10 @@ target_link_libraries(shadps4 PRIVATE Boost::headers GPUOpen::VulkanMemoryAlloca
target_compile_definitions(shadps4 PRIVATE IMGUI_USER_CONFIG="imgui/imgui_config.h") target_compile_definitions(shadps4 PRIVATE IMGUI_USER_CONFIG="imgui/imgui_config.h")
target_compile_definitions(Dear_ImGui PRIVATE IMGUI_USER_CONFIG="${PROJECT_SOURCE_DIR}/src/imgui/imgui_config.h") target_compile_definitions(Dear_ImGui PRIVATE IMGUI_USER_CONFIG="${PROJECT_SOURCE_DIR}/src/imgui/imgui_config.h")
if (${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
target_compile_definitions(shadps4 PRIVATE ENABLE_USERFAULTFD)
endif()
if (APPLE) if (APPLE)
option(USE_SYSTEM_VULKAN_LOADER "Enables using the system Vulkan loader instead of directly linking with MoltenVK. Useful for loading validation layers." OFF) option(USE_SYSTEM_VULKAN_LOADER "Enables using the system Vulkan loader instead of directly linking with MoltenVK. Useful for loading validation layers." OFF)
if (USE_SYSTEM_VULKAN_LOADER) if (USE_SYSTEM_VULKAN_LOADER)

2
src/video_core/page_manager.cpp
View File

@ -29,7 +29,7 @@ namespace VideoCore {
constexpr size_t PAGESIZE = 4_KB; constexpr size_t PAGESIZE = 4_KB;
constexpr size_t PAGEBITS = 12; constexpr size_t PAGEBITS = 12;
#if ENABLE_USERFAULTFD #ifdef ENABLE_USERFAULTFD
struct PageManager::Impl { struct PageManager::Impl {
Impl(Vulkan::Rasterizer* rasterizer_) : rasterizer{rasterizer_} { Impl(Vulkan::Rasterizer* rasterizer_) : rasterizer{rasterizer_} {
uffd = syscall(__NR_userfaultfd, O_CLOEXEC | O_NONBLOCK); uffd = syscall(__NR_userfaultfd, O_CLOEXEC | O_NONBLOCK);