netdev - Re: [PATCH net-next v9 0/4] skbuff: Optimize SKB coalescing for page pool

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Date: Thu, 14 Dec 2023 03:00:26 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Liang Chen <liangchen.linux@...il.com>
Cc: davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
 pabeni@...hat.com, hawk@...nel.org, ilias.apalodimas@...aro.org,
 linyunsheng@...wei.com, netdev@...r.kernel.org, linux-mm@...ck.org,
 jasowang@...hat.com, almasrymina@...gle.com
Subject: Re: [PATCH net-next v9 0/4] skbuff: Optimize SKB coalescing for page pool

Hello:

This series was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@...nel.org>:

On Tue, 12 Dec 2023 12:46:10 +0800 you wrote:
> The combination of the following condition was excluded from skb coalescing:
> 
> from->pp_recycle = 1
> from->cloned = 1
> to->pp_recycle = 1
> 
> With page pool in use, this combination can be quite common(ex.
> NetworkMananger may lead to the additional packet_type being registered,
> thus the cloning). In scenarios with a higher number of small packets, it
> can significantly affect the success rate of coalescing.
> 
> [...]

Here is the summary with links:
  - [net-next,v9,1/4] page_pool: transition to reference count management after page draining
    https://git.kernel.org/netdev/net-next/c/0a149ab78ee2
  - [net-next,v9,2/4] page_pool: halve BIAS_MAX for multiple user references of a fragment
    (no matching commit)
  - [net-next,v9,3/4] skbuff: Add a function to check if a page belongs to page_pool
    (no matching commit)
  - [net-next,v9,4/4] skbuff: Optimization of SKB coalescing for page pool
    (no matching commit)

You are awesome, thank you!
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