Subject: Re: [PATCH 10/14] ipv4: Use 32-bit loads for ID and length in GRO

From: Andi Kleen <[email-masked]>
Date: Wed, 27 May 2009 20:00:36 +0200

Herbert Xu <[email-masked]> writes:

> ipv4: Use 32-bit loads for ID and length in GRO
>
> This patch optimises the IPv4 GRO code by using 32-bit loads
> (instead of 16-bit ones) on the ID and length checks in the receive
> function.

On what architecture is that faster?

At least on x86 they should be the same performance, except that
the 16bit one is one byte larger, but that shouldn't make a difference.

-Andi

-- 
[email-masked] -- Speaking for myself only.