netdev - Re: [PATCH net-next v2 3/3] eth: bnxt: support per-queue statistics

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Message-ID: <20240228195248.3523513e@kernel.org>
Date: Wed, 28 Feb 2024 19:52:48 -0800
From: Jakub Kicinski <kuba@...nel.org>
To: Michael Chan <michael.chan@...adcom.com>
Cc: davem@...emloft.net, netdev@...r.kernel.org, edumazet@...gle.com,
 pabeni@...hat.com, amritha.nambiar@...el.com, danielj@...dia.com,
 mst@...hat.com, sdf@...gle.com, vadim.fedorenko@...ux.dev,
 przemyslaw.kitszel@...el.com
Subject: Re: [PATCH net-next v2 3/3] eth: bnxt: support per-queue statistics

On Wed, 28 Feb 2024 19:40:01 -0800 Michael Chan wrote:
> > +static void bnxt_get_queue_stats_tx(struct net_device *dev, int i,
> > +                                   struct netdev_queue_stats_tx *stats)
> > +{
> > +       struct bnxt *bp = netdev_priv(dev);
> > +       u64 *sw;
> > +
> > +       sw = bp->bnapi[i]->cp_ring.stats.sw_stats;  
> 
> Sorry I missed this earlier.  When we are in XDP mode, the first set
> of TX rings is generally hidden from the user.  The standard TX rings
> don't start from index 0.  They start from bp->tx_nr_rings_xdp.
> Should we adjust for that?

I feel like I made this mistake before already.. Will fix, thanks!