Lines Matching refs:usage_count
574 static atomic_t usage_count = ATOMIC_INIT(0); variable
891 if (WARN(atomic_read(&usage_count) == 0, in lock_fdc()
2859 if (WARN(atomic_read(&usage_count) == 0, in floppy_queue_rq()
4183 if (WARN(atomic_read(&usage_count) == 0, in floppy_revalidate()
4744 if (atomic_read(&usage_count)) in do_floppy_init()
4827 if (atomic_inc_return(&usage_count) > 1) in floppy_grab_irq_and_dma()
4839 atomic_dec(&usage_count); in floppy_grab_irq_and_dma()
4849 atomic_dec(&usage_count); in floppy_grab_irq_and_dma()
4885 atomic_dec(&usage_count); in floppy_grab_irq_and_dma()
4898 if (!atomic_dec_and_test(&usage_count)) in floppy_release_irq_and_dma()
4996 if (atomic_read(&usage_count)) in floppy_module_exit()