35 	return (fifo->mask + 1) - (fifo->in - fifo->out);  in kfifo_unused()
53 		fifo->mask = 0;  in __kfifo_alloc()
60 		fifo->mask = 0;  in __kfifo_alloc()
63 	fifo->mask = size - 1;  in __kfifo_alloc()
76 	fifo->mask = 0;  in __kfifo_free()
94 		fifo->mask = 0;  in __kfifo_init()
97 	fifo->mask = size - 1;  in __kfifo_init()
106 	unsigned int size = fifo->mask + 1;  in kfifo_copy_in()
110 	off &= fifo->mask;  in kfifo_copy_in()
145 	unsigned int size = fifo->mask + 1;  in kfifo_copy_out()
149 	off &= fifo->mask;  in kfifo_copy_out()
193 	unsigned int size = fifo->mask + 1;  in kfifo_copy_from_user()
198 	off &= fifo->mask;  in kfifo_copy_from_user()
255 	unsigned int size = fifo->mask + 1;  in kfifo_copy_to_user()
258 	off &= fifo->mask;  in kfifo_copy_to_user()
351 	unsigned int size = fifo->mask + 1;  in setup_sgl()
356 	off &= fifo->mask;  in setup_sgl()
406 #define	__KFIFO_PEEK(data, out, mask) \  argument
407 	((data)[(out) & (mask)])
415 	unsigned int mask = fifo->mask;  in __kfifo_peek_n()  local
418 	l = __KFIFO_PEEK(data, fifo->out, mask);  in __kfifo_peek_n()
421 		l |= __KFIFO_PEEK(data, fifo->out + 1, mask) << 8;  in __kfifo_peek_n()
426 #define	__KFIFO_POKE(data, in, mask, val) \  argument
428 	(data)[(in) & (mask)] = (unsigned char)(val) \
437 	unsigned int mask = fifo->mask;  in __kfifo_poke_n()  local
440 	__KFIFO_POKE(data, fifo->in, mask, n);  in __kfifo_poke_n()
443 		__KFIFO_POKE(data, fifo->in + 1, mask, n >> 8);  in __kfifo_poke_n()