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Code Issues Releases Activity

kernel: time_manager: Protect access with a mutex.

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bunnei 2020-11-18 16:19:00 -08:00
parent 24cae76d16
commit b7ef581c6e
2 changed files with 5 additions and 1 deletions
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4
src/core/hle/kernel/time_manager.cpp
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@ -32,6 +32,7 @@ TimeManager::TimeManager(Core::System& system_) : system{system_} {
} }
void TimeManager::ScheduleTimeEvent(Handle& event_handle, Thread* timetask, s64 nanoseconds) { void TimeManager::ScheduleTimeEvent(Handle& event_handle, Thread* timetask, s64 nanoseconds) {
std::lock_guard lock{mutex};
event_handle = timetask->GetGlobalHandle(); event_handle = timetask->GetGlobalHandle();
if (nanoseconds > 0) { if (nanoseconds > 0) {
ASSERT(timetask); ASSERT(timetask);
@ -46,6 +47,7 @@ void TimeManager::ScheduleTimeEvent(Handle& event_handle, Thread* timetask, s64
} }
void TimeManager::UnscheduleTimeEvent(Handle event_handle) { void TimeManager::UnscheduleTimeEvent(Handle event_handle) {
std::lock_guard lock{mutex};
if (event_handle == InvalidHandle) { if (event_handle == InvalidHandle) {
return; return;
} }
@ -54,7 +56,7 @@ void TimeManager::UnscheduleTimeEvent(Handle event_handle) {
} }
void TimeManager::CancelTimeEvent(Thread* time_task) { void TimeManager::CancelTimeEvent(Thread* time_task) {
Handle event_handle = time_task->GetGlobalHandle(); const Handle event_handle = time_task->GetGlobalHandle();
UnscheduleTimeEvent(event_handle); UnscheduleTimeEvent(event_handle);
} }

2
src/core/hle/kernel/time_manager.h
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@ -5,6 +5,7 @@
#pragma once #pragma once
#include <memory> #include <memory>
#include <mutex>
#include <unordered_map> #include <unordered_map>
#include "core/hle/kernel/object.h" #include "core/hle/kernel/object.h"
@ -42,6 +43,7 @@ private:
Core::System& system; Core::System& system;
std::shared_ptr<Core::Timing::EventType> time_manager_event_type; std::shared_ptr<Core::Timing::EventType> time_manager_event_type;
std::unordered_map<Handle, bool> cancelled_events; std::unordered_map<Handle, bool> cancelled_events;
std::mutex mutex;
}; };
} // namespace Kernel } // namespace Kernel