__kfifo_from_user_r  599 include/linux/kfifo.h 	__kfifo_from_user_r(__kfifo, __from, __len,  __copied, __recsize) : \
__kfifo_from_user_r  793 include/linux/kfifo.h extern int __kfifo_from_user_r(struct __kfifo *fifo,
__kfifo_from_user_r  521 lib/kfifo.c    EXPORT_SYMBOL(__kfifo_from_user_r);