diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index f4eb365f7dcdadbab70e60940c519e3f83ea3253..d0a6321c302ef2316628b747da27f37cada0b920 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -702,13 +702,20 @@ static inline u64 psched_l2t_ns(const struct psched_ratecfg *r, } void psched_ratecfg_precompute(struct psched_ratecfg *r, - const struct tc_ratespec *conf); + const struct tc_ratespec *conf, + u64 rate64); static inline void psched_ratecfg_getrate(struct tc_ratespec *res, const struct psched_ratecfg *r) { memset(res, 0, sizeof(*res)); - res->rate = r->rate_bytes_ps; + + /* legacy struct tc_ratespec has a 32bit @rate field + * Qdisc using 64bit rate should add new attributes + * in order to maintain compatibility. + */ + res->rate = min_t(u64, r->rate_bytes_ps, ~0U); + res->overhead = r->overhead; res->linklayer = (r->linklayer & TC_LINKLAYER_MASK); } diff --git a/net/sched/act_police.c b/net/sched/act_police.c index 189e3c5b3d098a0d224a8fb2a04b1bd76e47b3ac..272d8e924cf6b2467e2772898aca2d7895131545 100644 --- a/net/sched/act_police.c +++ b/net/sched/act_police.c @@ -231,14 +231,14 @@ static int tcf_act_police_locate(struct net *net, struct nlattr *nla, } if (R_tab) { police->rate_present = true; - psched_ratecfg_precompute(&police->rate, &R_tab->rate); + psched_ratecfg_precompute(&police->rate, &R_tab->rate, 0); qdisc_put_rtab(R_tab); } else { police->rate_present = false; } if (P_tab) { police->peak_present = true; - psched_ratecfg_precompute(&police->peak, &P_tab->rate); + psched_ratecfg_precompute(&police->peak, &P_tab->rate, 0); qdisc_put_rtab(P_tab); } else { police->peak_present = false; diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c index a74e278654aa2290a0ef3061d1392c5cf405e5f5..e7121d29c4bd8dec0c9cb3eb1b803c3f5d4d6c7f 100644 --- a/net/sched/sch_generic.c +++ b/net/sched/sch_generic.c @@ -910,11 +910,12 @@ void dev_shutdown(struct net_device *dev) } void psched_ratecfg_precompute(struct psched_ratecfg *r, - const struct tc_ratespec *conf) + const struct tc_ratespec *conf, + u64 rate64) { memset(r, 0, sizeof(*r)); r->overhead = conf->overhead; - r->rate_bytes_ps = conf->rate; + r->rate_bytes_ps = max_t(u64, conf->rate, rate64); r->linklayer = (conf->linklayer & TC_LINKLAYER_MASK); r->mult = 1; /* diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c index 863846cc5513b5cd136264265d226a811bd868c6..6b126f6c9957e71c3ca9427200d1e277ab884046 100644 --- a/net/sched/sch_htb.c +++ b/net/sched/sch_htb.c @@ -1491,8 +1491,8 @@ static int htb_change_class(struct Qdisc *sch, u32 classid, cl->prio = TC_HTB_NUMPRIO - 1; } - psched_ratecfg_precompute(&cl->rate, &hopt->rate); - psched_ratecfg_precompute(&cl->ceil, &hopt->ceil); + psched_ratecfg_precompute(&cl->rate, &hopt->rate, 0); + psched_ratecfg_precompute(&cl->ceil, &hopt->ceil, 0); cl->buffer = PSCHED_TICKS2NS(hopt->buffer); cl->cbuffer = PSCHED_TICKS2NS(hopt->cbuffer); diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c index 1aaf1b6e51a2be238bc47797597ed3bcb76de4b1..b0571224f3c92c00f2899db53baaf04bfdaa45c8 100644 --- a/net/sched/sch_tbf.c +++ b/net/sched/sch_tbf.c @@ -341,9 +341,9 @@ static int tbf_change(struct Qdisc *sch, struct nlattr *opt) q->tokens = q->buffer; q->ptokens = q->mtu; - psched_ratecfg_precompute(&q->rate, &rtab->rate); + psched_ratecfg_precompute(&q->rate, &rtab->rate, 0); if (ptab) { - psched_ratecfg_precompute(&q->peak, &ptab->rate); + psched_ratecfg_precompute(&q->peak, &ptab->rate, 0); q->peak_present = true; } else { q->peak_present = false;