[PATCH 05/14] net: dsa: tag_mtk: assign per-port queues

Felix Fietkau nbd at nbd.name
Mon Nov 7 10:54:43 PST 2022


Keeps traffic sent to the switch within link speed limits

Signed-off-by: Felix Fietkau <nbd at nbd.name>
---
 net/dsa/tag_mtk.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/net/dsa/tag_mtk.c b/net/dsa/tag_mtk.c
index 415d8ece242a..445d6113227f 100644
--- a/net/dsa/tag_mtk.c
+++ b/net/dsa/tag_mtk.c
@@ -25,6 +25,9 @@ static struct sk_buff *mtk_tag_xmit(struct sk_buff *skb,
 	u8 xmit_tpid;
 	u8 *mtk_tag;
 
+	/* Reserve the first three queues for packets not passed through DSA */
+	skb_set_queue_mapping(skb, 3 + dp->index);
+
 	/* Build the special tag after the MAC Source Address. If VLAN header
 	 * is present, it's required that VLAN header and special tag is
 	 * being combined. Only in this way we can allow the switch can parse
-- 
2.38.1




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