netdev - Re: [PATCH] net: convert mvneta to build

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Message-ID: <20130715163408.4064699f@skate>
Date:	Mon, 15 Jul 2013 16:34:08 +0200
From:	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>
To:	Willy Tarreau <w@....eu>
Cc:	netdev@...r.kernel.org,
	Gregory CLEMENT <gregory.clement@...e-electrons.com>,
	Eric Dumazet <edumazet@...gle.com>
Subject: Re: [PATCH] net: convert mvneta to build_skb()

Dear Willy Tarreau,

On Thu, 4 Jul 2013 19:35:52 +0200, Willy Tarreau wrote:
> From 0180a5e651dd771de18bf2c031ecfe7bb4c88d3e Mon Sep 17 00:00:00 2001
> From: Willy Tarreau <w@....eu>
> Date: Sat, 15 Jun 2013 23:25:15 +0200
> Subject: [PATCH] net: convert mvneta to build_skb()
> 
> We store the frag_size in the mvneta_port struct. In practice we'd need
> a single bit to know how to free the data, but since we need the size to
> call build_skb() anyway, let's store the full size.
> 
> With this patch, I observed a reproducible 2% performance improvement on
> HTTP-based benchmarks.
> 
> Signed-off-by: Willy Tarreau <w@....eu>

3.11-rc1 is now out. Do you intend to resend an updated version of your
patches, according to the discussions we had?

Thanks!

Thomas
-- 
Thomas Petazzoni, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com
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