On Mon, 3 Jun 2024 11:33:28 +0200 Stefan Schmidt wrote:
> Hello.
> 
> On 31.05.24 10:07, Yunshui Jiang wrote:
> > mac802154 devices update their dev->stats fields locklessly. Therefore
> > these counters should be updated atomically. Adopt SMP safe DEV_STATS_INC()
> > and DEV_STATS_ADD() to achieve this.
> > 
> > Signed-off-by: Yunshui Jiang <[email protected]>
> > ---
> >   net/mac802154/tx.c | 8 ++++----
> >   1 file changed, 4 insertions(+), 4 deletions(-)
> > 
> > diff --git a/net/mac802154/tx.c b/net/mac802154/tx.c
> > index 2a6f1ed763c9..6fbed5bb5c3e 100644
> > --- a/net/mac802154/tx.c
> > +++ b/net/mac802154/tx.c
> > @@ -34,8 +34,8 @@ void ieee802154_xmit_sync_worker(struct work_struct *work)
> >     if (res)
> >             goto err_tx;
> >   
> > -   dev->stats.tx_packets++;
> > -   dev->stats.tx_bytes += skb->len;
> > +   DEV_STATS_INC(dev, tx_packets);
> > +   DEV_STATS_ADD(dev, tx_bytes, skb->len);
> >   
> >     ieee802154_xmit_complete(&local->hw, skb, false);
> >   
> > @@ -90,8 +90,8 @@ ieee802154_tx(struct ieee802154_local *local, struct 
> > sk_buff *skb)
> >             if (ret)
> >                     goto err_wake_netif_queue;
> >   
> > -           dev->stats.tx_packets++;
> > -           dev->stats.tx_bytes += len;
> > +           DEV_STATS_INC(dev, tx_packets);
> > +           DEV_STATS_ADD(dev, tx_bytes, len);
> >     } else {
> >             local->tx_skb = skb;
> >             queue_work(local->workqueue, &local->sync_tx_work);  
> 
> This patch has been applied to the wpan tree and will be
> part of the next pull request to net. Thanks!

Hi! I haven't looked in detail, but FWIW

$ git grep LLTX net/mac802154/
$

and similar patch from this author has been rejected:

https://lore.kernel.org/all/cann89ilpyoojmxnjbvhy7gwpfbguxwrom9gzz-fwuuyfyjm...@mail.gmail.com/

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