futex              36 tools/perf/bench/futex.h #define futex(uaddr, op, val, timeout, uaddr2, val3, opflags) \
futex              70 tools/testing/selftests/futex/include/futextest.h #define futex(uaddr, op, val, timeout, uaddr2, val3, opflags) \
futex              18 tools/testing/selftests/powerpc/benchmarks/futex_bench.c #define futex(A, B, C, D, E, F)	 syscall(__NR_futex, A, B, C, D, E, F)