Add GetKernelProcess function to scheduler.

sortix/include/sortix/kernel/scheduler.h

@@ -55,6 +55,7 @@ void SetIdleThread(Thread* thread);
 void SetDummyThreadOwner(Process* process);
 void SetInitProcess(Process* init);
 Process* GetInitProcess();
+Process* GetKernelProcess();
 
 } // namespace Scheduler
 

sortix/scheduler.cpp

@@ -225,6 +225,11 @@ Process* GetInitProcess()
 	return initprocess;
 }
 
+Process* GetKernelProcess()
+{
+	return idlethread->process;
+}
+
 void SetThreadState(Thread* thread, ThreadState state)
 {
 	bool wasenabled = Interrupt::SetEnabled(false);