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* [PATCH] mac80211: minstrel_ht: fix minstrel_aggr_check for encap offload
@ 2021-04-27  2:20 Ryder Lee
  2021-04-27  8:10 ` Felix Fietkau
  2021-04-27  8:12 ` Lorenzo Bianconi
  0 siblings, 2 replies; 3+ messages in thread
From: Ryder Lee @ 2021-04-27  2:20 UTC (permalink / raw)
  To: Felix Fietkau
  Cc: Johannes Berg, Lorenzo Bianconi, Shayne Chen, linux-wireless,
	linux-mediatek, Ryder Lee

Avoid checking ieee80211_hdr to support encap offload.

Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
---
 net/mac80211/rc80211_minstrel_ht.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/net/mac80211/rc80211_minstrel_ht.c b/net/mac80211/rc80211_minstrel_ht.c
index ecad9b10984f..02a6648aba54 100644
--- a/net/mac80211/rc80211_minstrel_ht.c
+++ b/net/mac80211/rc80211_minstrel_ht.c
@@ -1180,20 +1180,19 @@ minstrel_downgrade_rate(struct minstrel_ht_sta *mi, u16 *idx, bool primary)
 static void
 minstrel_aggr_check(struct ieee80211_sta *pubsta, struct sk_buff *skb)
 {
-	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
 	struct sta_info *sta = container_of(pubsta, struct sta_info, sta);
 	u16 tid;
 
 	if (skb_get_queue_mapping(skb) == IEEE80211_AC_VO)
 		return;
 
-	if (unlikely(!ieee80211_is_data_qos(hdr->frame_control)))
+	if (unlikely(!pubsta->wme))
 		return;
 
 	if (unlikely(skb->protocol == cpu_to_be16(ETH_P_PAE)))
 		return;
 
-	tid = ieee80211_get_tid(hdr);
+	tid = skb->priority & IEEE80211_QOS_CTL_TID_MASK;
 	if (likely(sta->ampdu_mlme.tid_tx[tid]))
 		return;
 
-- 
2.18.0


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] mac80211: minstrel_ht: fix minstrel_aggr_check for encap offload
  2021-04-27  2:20 [PATCH] mac80211: minstrel_ht: fix minstrel_aggr_check for encap offload Ryder Lee
@ 2021-04-27  8:10 ` Felix Fietkau
  2021-04-27  8:12 ` Lorenzo Bianconi
  1 sibling, 0 replies; 3+ messages in thread
From: Felix Fietkau @ 2021-04-27  8:10 UTC (permalink / raw)
  To: Ryder Lee
  Cc: Johannes Berg, Lorenzo Bianconi, Shayne Chen, linux-wireless,
	linux-mediatek


On 2021-04-27 04:20, Ryder Lee wrote:
> Avoid checking ieee80211_hdr to support encap offload.
> 
> Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
> ---
>  net/mac80211/rc80211_minstrel_ht.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/net/mac80211/rc80211_minstrel_ht.c b/net/mac80211/rc80211_minstrel_ht.c
> index ecad9b10984f..02a6648aba54 100644
> --- a/net/mac80211/rc80211_minstrel_ht.c
> +++ b/net/mac80211/rc80211_minstrel_ht.c
> @@ -1180,20 +1180,19 @@ minstrel_downgrade_rate(struct minstrel_ht_sta *mi, u16 *idx, bool primary)
>  static void
>  minstrel_aggr_check(struct ieee80211_sta *pubsta, struct sk_buff *skb)
>  {
> -	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
>  	struct sta_info *sta = container_of(pubsta, struct sta_info, sta);
>  	u16 tid;
>  
>  	if (skb_get_queue_mapping(skb) == IEEE80211_AC_VO)
>  		return;
>  
> -	if (unlikely(!ieee80211_is_data_qos(hdr->frame_control)))
> +	if (unlikely(!pubsta->wme))
The ieee80211_is_data_qos check should still be performed for
non-offloaded packets to avoid triggering on management frames.

- Felix

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] mac80211: minstrel_ht: fix minstrel_aggr_check for encap offload
  2021-04-27  2:20 [PATCH] mac80211: minstrel_ht: fix minstrel_aggr_check for encap offload Ryder Lee
  2021-04-27  8:10 ` Felix Fietkau
@ 2021-04-27  8:12 ` Lorenzo Bianconi
  1 sibling, 0 replies; 3+ messages in thread
From: Lorenzo Bianconi @ 2021-04-27  8:12 UTC (permalink / raw)
  To: Ryder Lee
  Cc: Felix Fietkau, Johannes Berg, Shayne Chen, linux-wireless,
	linux-mediatek

[-- Attachment #1: Type: text/plain, Size: 1372 bytes --]

> Avoid checking ieee80211_hdr to support encap offload.
> 
> Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
> ---
>  net/mac80211/rc80211_minstrel_ht.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/net/mac80211/rc80211_minstrel_ht.c b/net/mac80211/rc80211_minstrel_ht.c
> index ecad9b10984f..02a6648aba54 100644
> --- a/net/mac80211/rc80211_minstrel_ht.c
> +++ b/net/mac80211/rc80211_minstrel_ht.c
> @@ -1180,20 +1180,19 @@ minstrel_downgrade_rate(struct minstrel_ht_sta *mi, u16 *idx, bool primary)
>  static void
>  minstrel_aggr_check(struct ieee80211_sta *pubsta, struct sk_buff *skb)
>  {
> -	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
>  	struct sta_info *sta = container_of(pubsta, struct sta_info, sta);
>  	u16 tid;
>  
>  	if (skb_get_queue_mapping(skb) == IEEE80211_AC_VO)
>  		return;
>  
> -	if (unlikely(!ieee80211_is_data_qos(hdr->frame_control)))
> +	if (unlikely(!pubsta->wme))

I guess we are changing the behaviour here since the check is done per-packet
and non per-sta

Regards,
Lorenzo

>  		return;
>  
>  	if (unlikely(skb->protocol == cpu_to_be16(ETH_P_PAE)))
>  		return;
>  
> -	tid = ieee80211_get_tid(hdr);
> +	tid = skb->priority & IEEE80211_QOS_CTL_TID_MASK;
>  	if (likely(sta->ampdu_mlme.tid_tx[tid]))
>  		return;
>  
> -- 
> 2.18.0
> 

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^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2021-04-27  8:12 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2021-04-27  2:20 [PATCH] mac80211: minstrel_ht: fix minstrel_aggr_check for encap offload Ryder Lee
2021-04-27  8:10 ` Felix Fietkau
2021-04-27  8:12 ` Lorenzo Bianconi

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