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From: David Miller <davem@davemloft.net>
Subject: Re: [net-next PATCH 0/2] GENEVE/VXLAN: Enable outer Tx checksum by
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From: Tom Herbert <tom@herbertland.com>
Date: Tue, 23 Feb 2016 08:47:30 -0800

> Right, GRO should probably not coalesce packets with non-zero IP
> identifiers due to the loss of information.

If they are monotonically increasing, which is the only case worth
caring about, it absolutely should.

Because that can be done without any loss of information.