Subject: Re: [PATCH net-next v4 4/6] sfc: allocate channels for XDP tx queues

From: Jesper Dangaard Brouer <[email-masked]>
Date: Thu, 31 Oct 2019 21:04:09 +0100

On Thu, 31 Oct 2019 10:23:49 +0000
Charles McLachlan <[email-masked]> wrote:

> Each CPU needs access to its own queue to allow uncontested
> transmission of XDP_TX packets. This means we need to allocate (up
> front) enough channels ("xdp transmit channels") to provide at least
> one extra tx queue per CPU. These tx queues should not do TSO.
> 
> Signed-off-by: Charles McLachlan <[email-masked]>

Acked-by: Jesper Dangaard Brouer <[email-masked]>

-- 
Best regards,
  Jesper Dangaard Brouer
  MSc.CS, Principal Kernel Engineer at Red Hat
  LinkedIn: http://www.linkedin.com/in/brouer