> 
> On Fri, Mar 20, 2026 at 04:30:27PM -0700, Long Li wrote:
> > Set the default number of queues per vPort to MANA_DEF_NUM_QUEUES
> > (16), as 16 queues can achieve optimal throughput for typical
> > workloads. Users can increase the number of queues up to max_queues via
> ethtool if needed.
> >
> > Signed-off-by: Long Li <[email protected]>
> > ---
> >  drivers/net/ethernet/microsoft/mana/mana_en.c | 2 +-
> >  include/net/mana/mana.h                       | 1 +
> >  2 files changed, 2 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/net/ethernet/microsoft/mana/mana_en.c
> > b/drivers/net/ethernet/microsoft/mana/mana_en.c
> > index 49c65cc1697c..7cae8a7b9f31 100644
> > --- a/drivers/net/ethernet/microsoft/mana/mana_en.c
> > +++ b/drivers/net/ethernet/microsoft/mana/mana_en.c
> > @@ -3357,7 +3357,7 @@ static int mana_probe_port(struct mana_context
> *ac, int port_idx,
> >     apc->ac = ac;
> >     apc->ndev = ndev;
> >     apc->max_queues = gc->max_num_queues;
> > -   apc->num_queues = gc->max_num_queues;
> > +   apc->num_queues = min(gc->max_num_queues,
> MANA_DEF_NUM_QUEUES);
> 
> Hi Long Li,
> 
> Maybe I am misunderstanding things.  But it seems to me that this patch sets a
> ceiling on the default number of queues. Which is subtly different to setting 
> the
> default. Even if not in practice if max_num_queues is never less than
> MANA_DEF_NUM_QUEUES.
> 
> If so I'm wondering if you could tweak the commit message accordingly.

Yes, will tweak the commit message and resend patch.

Thanks,
Long

> 
> >     apc->tx_queue_size = DEF_TX_BUFFERS_PER_QUEUE;
> >     apc->rx_queue_size = DEF_RX_BUFFERS_PER_QUEUE;
> >     apc->port_handle = INVALID_MANA_HANDLE;
> 
> ...

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