netdev - Re: [PATCH net-next 0/2] gro: a couple of minor optimization

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Message-Id: <20220205.095151.756271782683510368.davem@davemloft.net>
Date:   Sat, 05 Feb 2022 09:51:51 +0000 (GMT)
From:   David Miller <davem@...emloft.net>
To:     pabeni@...hat.com
Cc:     netdev@...r.kernel.org, kuba@...nel.org,
        alexandr.lobakin@...el.com, edumazet@...gle.com,
        alexander.duyck@...il.com
Subject: Re: [PATCH net-next 0/2] gro: a couple of minor optimization

From: Paolo Abeni <pabeni@...hat.com>
Date: Fri, 04 Feb 2022 12:34:03 +0100

> On Fri, 2022-02-04 at 12:28 +0100, Paolo Abeni wrote:
>> This series collects a couple of small optimizations for the GRO engine,
>> reducing slightly the number of cycles for dev_gro_receive().
>> The delta is within noise range in tput tests, but with big TCP coming
>> every cycle saved from the GRO engine will count - I hope ;)
>> 
>> v1 -> v2:
>>  - a few cleanup suggested from Alexander(s)
>>  - moved away the more controversial 3rd patch
>> 
>> Paolo Abeni (2):
>>   net: gro: avoid re-computing truesize twice on recycle
>>   net: gro: minor optimization for dev_gro_receive()
>> 
>>  include/net/gro.h | 52 +++++++++++++++++++++++++----------------------
>>  net/core/gro.c    | 16 ++++-----------
>>  2 files changed, 32 insertions(+), 36 deletions(-)
> 
> This is really a v2. Please let me know if you prefer a formal repost.

Not necessary.

Thank you.