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authorFeng Chen <vonchenplus@gmail.com>2021-10-25 12:55:20 +0200
committerFeng Chen <vonchenplus@gmail.com>2021-10-27 03:06:22 +0200
commita8b01049235bffa13d18a010311c16c8b9c316b4 (patch)
tree3e8f433c3da629b09a4b3e000047ceb6f8ac3ec0 /src/core/hle/kernel
parentMerge pull request #7218 from bylaws/aswdqdsam (diff)
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Diffstat (limited to 'src/core/hle/kernel')
-rw-r--r--src/core/hle/kernel/k_handle_table.cpp1
-rw-r--r--src/core/hle/kernel/kernel.cpp23
-rw-r--r--src/core/hle/kernel/kernel.h8
-rw-r--r--src/core/hle/kernel/svc.cpp6
4 files changed, 38 insertions, 0 deletions
diff --git a/src/core/hle/kernel/k_handle_table.cpp b/src/core/hle/kernel/k_handle_table.cpp
index 44d13169f..e90fc0628 100644
--- a/src/core/hle/kernel/k_handle_table.cpp
+++ b/src/core/hle/kernel/k_handle_table.cpp
@@ -56,6 +56,7 @@ bool KHandleTable::Remove(Handle handle) {
}
// Close the object.
+ kernel.UnregisterInUseObject(obj);
obj->Close();
return true;
}
diff --git a/src/core/hle/kernel/kernel.cpp b/src/core/hle/kernel/kernel.cpp
index bea945301..d054a7925 100644
--- a/src/core/hle/kernel/kernel.cpp
+++ b/src/core/hle/kernel/kernel.cpp
@@ -170,6 +170,17 @@ struct KernelCore::Impl {
// Next host thead ID to use, 0-3 IDs represent core threads, >3 represent others
next_host_thread_id = Core::Hardware::NUM_CPU_CORES;
+ // Close kernel objects that were not freed on shutdown
+ {
+ std::lock_guard lk(registered_in_use_objects_lock);
+ if (registered_in_use_objects.size()) {
+ for (auto thread : registered_in_use_objects) {
+ thread->Close();
+ }
+ registered_in_use_objects.clear();
+ }
+ }
+
// Track kernel objects that were not freed on shutdown
{
std::lock_guard lk(registered_objects_lock);
@@ -714,9 +725,11 @@ struct KernelCore::Impl {
std::unordered_set<KServerPort*> server_ports;
std::unordered_set<KServerSession*> server_sessions;
std::unordered_set<KAutoObject*> registered_objects;
+ std::unordered_set<KAutoObject*> registered_in_use_objects;
std::mutex server_ports_lock;
std::mutex server_sessions_lock;
std::mutex registered_objects_lock;
+ std::mutex registered_in_use_objects_lock;
std::unique_ptr<Core::ExclusiveMonitor> exclusive_monitor;
std::vector<Kernel::PhysicalCore> cores;
@@ -928,6 +941,16 @@ void KernelCore::UnregisterKernelObject(KAutoObject* object) {
impl->registered_objects.erase(object);
}
+void KernelCore::RegisterInUseObject(KAutoObject* object) {
+ std::lock_guard lk(impl->registered_in_use_objects_lock);
+ impl->registered_in_use_objects.insert(object);
+}
+
+void KernelCore::UnregisterInUseObject(KAutoObject* object) {
+ std::lock_guard lk(impl->registered_in_use_objects_lock);
+ impl->registered_in_use_objects.erase(object);
+}
+
bool KernelCore::IsValidNamedPort(NamedPortTable::const_iterator port) const {
return port != impl->named_ports.cend();
}
diff --git a/src/core/hle/kernel/kernel.h b/src/core/hle/kernel/kernel.h
index b6658b437..d2ceae950 100644
--- a/src/core/hle/kernel/kernel.h
+++ b/src/core/hle/kernel/kernel.h
@@ -204,6 +204,14 @@ public:
/// destroyed during the current emulation session.
void UnregisterKernelObject(KAutoObject* object);
+ /// Registers kernel objects with guest in use state, this is purely for close
+ /// after emulation has been shutdown.
+ void RegisterInUseObject(KAutoObject* object);
+
+ /// Unregisters a kernel object previously registered with RegisterInUseObject when it was
+ /// destroyed during the current emulation session.
+ void UnregisterInUseObject(KAutoObject* object);
+
/// Determines whether or not the given port is a valid named port.
bool IsValidNamedPort(NamedPortTable::const_iterator port) const;
diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp
index f98f24a60..d30755b7e 100644
--- a/src/core/hle/kernel/svc.cpp
+++ b/src/core/hle/kernel/svc.cpp
@@ -427,11 +427,15 @@ static ResultCode WaitSynchronization(Core::System& system, s32* index, VAddr ha
R_UNLESS(handle_table.GetMultipleObjects<KSynchronizationObject>(objs.data(), handles,
num_handles),
ResultInvalidHandle);
+ for (const auto& obj : objs) {
+ kernel.RegisterInUseObject(obj);
+ }
}
// Ensure handles are closed when we're done.
SCOPE_EXIT({
for (u64 i = 0; i < num_handles; ++i) {
+ kernel.UnregisterInUseObject(objs[i]);
objs[i]->Close();
}
});
@@ -1544,6 +1548,7 @@ static ResultCode StartThread(Core::System& system, Handle thread_handle) {
// If we succeeded, persist a reference to the thread.
thread->Open();
+ system.Kernel().RegisterInUseObject(thread.GetPointerUnsafe());
return ResultSuccess;
}
@@ -1559,6 +1564,7 @@ static void ExitThread(Core::System& system) {
auto* const current_thread = system.Kernel().CurrentScheduler()->GetCurrentThread();
system.GlobalSchedulerContext().RemoveThread(current_thread);
current_thread->Exit();
+ system.Kernel().UnregisterInUseObject(current_thread);
}
static void ExitThread32(Core::System& system) {