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-rw-r--r--src/core/hle/kernel/thread.h16
1 files changed, 7 insertions, 9 deletions
diff --git a/src/core/hle/kernel/thread.h b/src/core/hle/kernel/thread.h
index 6cd8c20e2..af72b76ea 100644
--- a/src/core/hle/kernel/thread.h
+++ b/src/core/hle/kernel/thread.h
@@ -135,13 +135,14 @@ public:
/**
* Retrieves the index that this particular object occupies in the list of objects
- * that the thread passed to WaitSynchronizationN.
+ * that the thread passed to WaitSynchronizationN, starting the search from the last element.
* It is used to set the output value of WaitSynchronizationN when the thread is awakened.
+ * When a thread wakes up due to an object signal, the kernel will use the index of the last
+ * matching object in the wait objects list in case of having multiple instances of the same
+ * object in the list.
* @param object Object to query the index of.
*/
- s32 GetWaitObjectIndex(const WaitObject* object) const {
- return wait_objects_index.at(object->GetObjectId());
- }
+ s32 GetWaitObjectIndex(WaitObject* object) const;
/**
* Stops a thread, invalidating it from further use
@@ -190,13 +191,10 @@ public:
SharedPtr<Process> owner_process; ///< Process that owns this thread
- /// Objects that the thread is waiting on.
- /// This is only populated when the thread should wait for all the objects to become ready.
+ /// Objects that the thread is waiting on, in the same order as they were
+ // passed to WaitSynchronization1/N.
std::vector<SharedPtr<WaitObject>> wait_objects;
- /// Mapping of Object ids to their position in the last waitlist that this object waited on.
- boost::container::flat_map<int, s32> wait_objects_index;
-
VAddr wait_address; ///< If waiting on an AddressArbiter, this is the arbitration address
/// True if the WaitSynchronizationN output parameter should be set on thread wakeup.