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Workaround segfaults in Vulkan enumeration thread (#9935)

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* Workaround segfaults in Vulkan enumeration thread
This commit is contained in:
Eladash 2021-03-09 14:50:58 +02:00 committed by GitHub
parent a4fdbf0a88
commit 52a0b38379
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 5 additions and 3 deletions
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8
rpcs3/rpcs3qt/render_creator.cpp
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@ -36,7 +36,7 @@ render_creator::render_creator(QObject *parent) : QObject(parent)
static QStringList compatible_gpus;
std::thread enum_thread = std::thread([&]
auto enum_thread_v = new named_thread("Vulkan Device Enumeration Thread"sv, [&]()
{
thread_ctrl::scoped_priority low_prio(-1);
@ -61,6 +61,7 @@ render_creator::render_creator(QObject *parent) : QObject(parent)
cond.notify_all();
});
std::unique_ptr<std::remove_pointer_t<decltype(enum_thread_v)>> enum_thread(enum_thread_v);
{
std::unique_lock lck(mtx);
cond.wait_for(lck, std::chrono::seconds(10), [&] { return !thread_running; });
@ -68,6 +69,8 @@ render_creator::render_creator(QObject *parent) : QObject(parent)
if (thread_running)
{
enum_thread.release(); // Detach thread (destructor is not called)
cfg_log.error("Vulkan device enumeration timed out");
const auto button = QMessageBox::critical(nullptr, tr("Vulkan Check Timeout"),
tr("Querying for Vulkan-compatible devices is taking too long. This is usually caused by malfunctioning "
@ -75,7 +78,6 @@ render_creator::render_creator(QObject *parent) : QObject(parent)
"Selecting ignore starts the emulator without Vulkan support."),
QMessageBox::Ignore | QMessageBox::Abort, QMessageBox::Abort);
enum_thread.detach();
if (button != QMessageBox::Ignore)
{
abort_requested = true;
@ -88,7 +90,7 @@ render_creator::render_creator(QObject *parent) : QObject(parent)
{
supports_vulkan = device_found;
vulkan_adapters = std::move(compatible_gpus);
enum_thread.join();
enum_thread.reset(); // Join thread
}
#endif