cube_factor 60 net/ipv4/tcp_cubic.c static u64 cube_factor __read_mostly; cube_factor 258 net/ipv4/tcp_cubic.c ca->bic_K = cubic_root(cube_factor cube_factor 497 net/ipv4/tcp_cubic.c cube_factor = 1ull << (10+3*BICTCP_HZ); /* 2^40 */ cube_factor 500 net/ipv4/tcp_cubic.c do_div(cube_factor, bic_scale * 10);