KFIFO_LEN(9) FIFO Buffer KFIFO_LEN(9)NAMEkfifo_len - returns the number of used bytes in the FIFOSYNOPSISunsigned int kfifo_len(struct kfifo * fifo);ARGUMENTSfifo the fifo to be used.COPYRIGHTKernel Hackers Manual 2.6. July 2010 KFIFO_LEN(9)
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