Set cpu_id params (required by ll/sc code now).

--HG--
extra : convert_revision : e0f7ccbeccca191a8edb54494d2b4f9369e9914c

configs/example/fs.py

@@ -77,6 +77,8 @@ else:
 
 cpu.clock = '2GHz'
 cpu2.clock = '2GHz'
+cpu.cpu_id = 0
+cpu2.cpu_id = 0
 
 if options.benchmark:
     if options.benchmark not in Benchmarks:

configs/example/se.py

@@ -91,6 +91,7 @@ else:
     cpu = AtomicSimpleCPU()
 
 cpu.workload = process
+cpu.cpu_id = 0
 
 system = System(cpu = cpu,
                 physmem = PhysicalMemory(),