There is no reason for some accelerators to use qemu_process_cpu_events_common (which is separated from qemu_process_cpu_events() specifically for round robin TCG). They can also check for events directly on the first pass through the loop, instead of setting cpu->exit_request to true. Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>