current_word_idx 137 drivers/xen/events/events_2l.c static DEFINE_PER_CPU(unsigned int, current_word_idx); current_word_idx 190 drivers/xen/events/events_2l.c start_word_idx = __this_cpu_read(current_word_idx); current_word_idx 251 drivers/xen/events/events_2l.c __this_cpu_write(current_word_idx,