buffer_opened 29 drivers/oprofile/event_buffer.c static unsigned long buffer_opened; buffer_opened 119 drivers/oprofile/event_buffer.c if (test_and_set_bit_lock(0, &buffer_opened)) buffer_opened 143 drivers/oprofile/event_buffer.c __clear_bit_unlock(0, &buffer_opened); buffer_opened 155 drivers/oprofile/event_buffer.c __clear_bit_unlock(0, &buffer_opened);