DBG() macro for CONFIG_DEBUG_PER_CPU_MAPS is unused.
Signed-off-by: NAkinobu Mita <akinobu.mita@gmail.com>
LKML-Reference: <1274706291-13554-1-git-send-email-akinobu.mita@gmail.com>
Signed-off-by: NIngo Molnar <mingo@elte.hu>