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Date: Mon, 05 May 2014 15:29:42 -0400 (EDT)
From: David Miller <davem@...emloft.net>
To: therbert@...gle.com
Cc: netdev@...r.kernel.org
Subject: Re: [PATCH 0/8 v4] net: Checksum offload changes
From: Tom Herbert <therbert@...gle.com>
Date: Fri, 2 May 2014 16:27:44 -0700 (PDT)
> I am working on overhauling RX checksum offload. Goals of this effort
> are:
>
> - Specify what exactly it means when driver returns CHECKSUM_UNNECESSARY
> - Preserve CHECKSUM_COMPLETE through encapsulation layers
> - Don't do skb_checksum more than once per packet
> - Unify GRO and non-GRO csum verification as much as possible
> - Unify the checksum functions (checksum_init)
> - Simply code
>
> What is in this first patch set:
>
> - Create a common "checksum_init" function which is called from
> TCPv{4,6} and UDPv{4,6}
> - Add some for RFC6936, UDP/IPv6 zero checksums
> - Add architecture support for csum_add and provide implementations
> for x86_64 and Sparc 32 and 64 bit (please test the latter)
>
> Please review carefully and test if possible, mucking with basic
> checksum functions is always a little precarious :-)
This looks really good to me, thanks for integrating all the feedback
and following up.
Series applied to net-next, thanks.
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