netdev - [PATCH net-next 6/7] net: sched: red: inform offloads about harddrop setting

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Date:   Thu,  8 Nov 2018 19:50:38 -0800
From:   Jakub Kicinski <jakub.kicinski@...ronome.com>
To:     davem@...emloft.net
Cc:     netdev@...r.kernel.org, oss-drivers@...ronome.com,
        Jakub Kicinski <jakub.kicinski@...ronome.com>
Subject: [PATCH net-next 6/7] net: sched: red: inform offloads about harddrop setting

To mirror software behaviour on offload more precisely inform
the drivers about the state of the harddrop flag.

Signed-off-by: Jakub Kicinski <jakub.kicinski@...ronome.com>
Reviewed-by: John Hurley <john.hurley@...ronome.com>
Reviewed-by: Quentin Monnet <quentin.monnet@...ronome.com>
---
 include/net/pkt_cls.h | 1 +
 net/sched/sch_red.c   | 1 +
 2 files changed, 2 insertions(+)

diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h
index 72ffb3120ced..00f71644fbcd 100644
--- a/include/net/pkt_cls.h
+++ b/include/net/pkt_cls.h
@@ -807,6 +807,7 @@ struct tc_red_qopt_offload_params {
 	u32 max;
 	u32 probability;
 	bool is_ecn;
+	bool is_harddrop;
 	struct gnet_stats_queue *qstats;
 };
 
diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c
index 7682f7a618a1..a1d08bdd9357 100644
--- a/net/sched/sch_red.c
+++ b/net/sched/sch_red.c
@@ -167,6 +167,7 @@ static int red_offload(struct Qdisc *sch, bool enable)
 		opt.set.max = q->parms.qth_max >> q->parms.Wlog;
 		opt.set.probability = q->parms.max_P;
 		opt.set.is_ecn = red_use_ecn(q);
+		opt.set.is_harddrop = red_use_harddrop(q);
 		opt.set.qstats = &sch->qstats;
 	} else {
 		opt.command = TC_RED_DESTROY;
-- 
2.17.1