On 2/26/19 5:00 PM, Leslie Monis wrote:
> Use div_u64() to resolve build failures on 32-bit platforms.
>
> Fixes: 3f7ae5f3dc52 ("net: sched: pie: add more cases to auto-tune alpha and
> beta")
> Signed-off-by: Leslie Monis <lesliemo...@gmail.com>
Reported-by: Randy Dunlap <rdun...@infradead.org>
Tested-by: Randy Dunlap <rdun...@infradead.org>
Thanks.
[https://lore.kernel.org/lkml/6ecd1bde-c15b-0568-2b72-6e0796a87...@infradead.org/]
> ---
> net/sched/sch_pie.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/net/sched/sch_pie.c b/net/sched/sch_pie.c
> index 4c0670b6aec1..f93cfe034c72 100644
> --- a/net/sched/sch_pie.c
> +++ b/net/sched/sch_pie.c
> @@ -429,7 +429,7 @@ static void calculate_probability(struct Qdisc *sch)
> */
>
> if (qdelay == 0 && qdelay_old == 0 && update_prob)
> - q->vars.prob = (q->vars.prob * 98) / 100;
> + q->vars.prob = 98 * div_u64(q->vars.prob, 100);
>
> q->vars.qdelay = qdelay;
> q->vars.qlen_old = qlen;
>
--
~Randy
