linux-kernel - Re: [PATCH net-next v2 0/6] bcm63xx

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Message-ID: <20201228123906.69b929e5@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
Date:   Mon, 28 Dec 2020 12:39:06 -0800
From:   Jakub Kicinski <kuba@...nel.org>
To:     Sieng Piaw Liew <liew.s.piaw@...il.com>
Cc:     Florian Fainelli <f.fainelli@...il.com>,
        bcm-kernel-feedback-list@...adcom.com, netdev@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next v2 0/6] bcm63xx_enet: major makeover of driver

On Thu, 24 Dec 2020 22:24:15 +0800 Sieng Piaw Liew wrote:
> This patch series aim to improve the bcm63xx_enet driver by integrating the
> latest networking features, i.e. batched rx processing, BQL, build_skb, etc.
> 
> The newer enetsw SoCs are found to be able to do unaligned rx DMA by adding
> NET_IP_ALIGN padding which, combined with these patches, improved packet
> processing performance by ~50% on BCM6328.
> 
> Older non-enetsw SoCs still benefit mainly from rx batching. Performance
> improvement of ~30% is observed on BCM6333.
> 
> The BCM63xx SoCs are designed for routers. As such, having BQL is beneficial
> as well as trivial to add.

Hopefully we can get some reviews now, but for inclusion in the tree
you'll need to repost once net-next opens (should happen in the next
few days):

http://vger.kernel.org/~davem/net-next.html