bitbit            467 fs/file.c      	unsigned int bitbit = start / BITS_PER_LONG;
bitbit            469 fs/file.c      	bitbit = find_next_zero_bit(fdt->full_fds_bits, maxbit, bitbit) * BITS_PER_LONG;
bitbit            470 fs/file.c      	if (bitbit > maxfd)
bitbit            472 fs/file.c      	if (bitbit > start)
bitbit            473 fs/file.c      		start = bitbit;