Elaborated on what allow_race_conditions is for.
Elaborated on what allow_race_conditions is for.


Former-commit-id: e69e4ff0df01a5f4794e6cd49e14cb281b2c85dc
Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide