netdev - Re: [PATCH v4 net-next 00/13] mlx4: order-0 allocations and page recycling

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Message-Id: <20170309.095955.966397253795759795.davem@davemloft.net>
Date:   Thu, 09 Mar 2017 09:59:55 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     edumazet@...gle.com
Cc:     netdev@...r.kernel.org, tariqt@...lanox.com, saeedm@...lanox.com,
        willemb@...gle.com, brouer@...hat.com, ast@...nel.org,
        eric.dumazet@...il.com
Subject: Re: [PATCH v4 net-next 00/13] mlx4: order-0 allocations and page
 recycling

From: Eric Dumazet <edumazet@...gle.com>
Date: Wed,  8 Mar 2017 08:17:05 -0800

> As mentioned half a year ago, we better switch mlx4 driver to order-0
> allocations and page recycling.
> 
> This reduces vulnerability surface thanks to better skb->truesize
> tracking and provides better performance in most cases.
> (33 Gbit for one TCP flow on my lab hosts)
> 
> I will provide for linux-4.13 a patch on top of this series,
> trying to improve data locality as described in
> https://www.spinics.net/lists/netdev/msg422258.html
> 
> v2 provides an ethtool -S new counter (rx_alloc_pages) and
> code factorization, plus Tariq fix.
> 
> v3 includes various fixes based on Tariq tests and feedback
> from Saeed and Tariq.
> 
> v4 rebased on net-next for inclusion in linux-4.12, as requested
> by Tariq.
> 
> Worth noting this patch series deletes ~250 lines of code ;)

Series applied, thanks everyone.