e1b08b55ff
To avoid wasting CPU cycles when thread trace is not enabled. Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com> Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl> Tested-by: Marge Bot <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4180> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4180>