This is turned on by default with multiple CPUs in the GPUFS configs, which causes other CPU types (e.g., AtomicSimpleCPU) to assert. Only enable parallel event queues for KVM CPUs to avoid this issue. Change-Id: Ic8235437caf0150560e2b360a4544d82dfc26c36 Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/71419 Maintainer: Matt Sinclair <mattdsinclair@gmail.com> Tested-by: kokoro <noreply+kokoro@google.com> Reviewed-by: Matt Sinclair <mattdsinclair@gmail.com>