netdev - Re: [PATCH net-next v4 00/13] net: page_pool: add netlink-based introspection

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Date: Tue, 28 Nov 2023 15:10:27 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Jakub Kicinski <kuba@...nel.org>
Cc: davem@...emloft.net, netdev@...r.kernel.org, edumazet@...gle.com,
 pabeni@...hat.com, hawk@...nel.org, ilias.apalodimas@...aro.org,
 dsahern@...il.com, dtatulea@...dia.com, willemb@...gle.com,
 almasrymina@...gle.com, shakeelb@...gle.com
Subject: Re: [PATCH net-next v4 00/13] net: page_pool: add netlink-based
 introspection

Hello:

This series was applied to netdev/net-next.git (main)
by Paolo Abeni <pabeni@...hat.com>:

On Sun, 26 Nov 2023 15:07:27 -0800 you wrote:
> We recently started to deploy newer kernels / drivers at Meta,
> making significant use of page pools for the first time.
> We immediately run into page pool leaks both real and false positive
> warnings. As Eric pointed out/predicted there's no guarantee that
> applications will read / close their sockets so a page pool page
> may be stuck in a socket (but not leaked) forever. This happens
> a lot in our fleet. Most of these are obviously due to application
> bugs but we should not be printing kernel warnings due to minor
> application resource leaks.
> 
> [...]

Here is the summary with links:
  - [net-next,v4,01/13] net: page_pool: factor out uninit
    https://git.kernel.org/netdev/net-next/c/23cfaf67ba5d
  - [net-next,v4,02/13] net: page_pool: id the page pools
    https://git.kernel.org/netdev/net-next/c/f17c69649c69
  - [net-next,v4,03/13] net: page_pool: record pools per netdev
    https://git.kernel.org/netdev/net-next/c/083772c9f972
  - [net-next,v4,04/13] net: page_pool: stash the NAPI ID for easier access
    https://git.kernel.org/netdev/net-next/c/02b3de80c5f8
  - [net-next,v4,05/13] eth: link netdev to page_pools in drivers
    https://git.kernel.org/netdev/net-next/c/7cc9e6d77f85
  - [net-next,v4,06/13] net: page_pool: add nlspec for basic access to page pools
    https://git.kernel.org/netdev/net-next/c/839ff60df3ab
  - [net-next,v4,07/13] net: page_pool: implement GET in the netlink API
    https://git.kernel.org/netdev/net-next/c/950ab53b77ab
  - [net-next,v4,08/13] net: page_pool: add netlink notifications for state changes
    https://git.kernel.org/netdev/net-next/c/d2ef6aa077bd
  - [net-next,v4,09/13] net: page_pool: report amount of memory held by page pools
    https://git.kernel.org/netdev/net-next/c/7aee8429eedd
  - [net-next,v4,10/13] net: page_pool: report when page pool was destroyed
    https://git.kernel.org/netdev/net-next/c/69cb4952b6f6
  - [net-next,v4,11/13] net: page_pool: expose page pool stats via netlink
    https://git.kernel.org/netdev/net-next/c/d49010adae73
  - [net-next,v4,12/13] net: page_pool: mute the periodic warning for visible page pools
    https://git.kernel.org/netdev/net-next/c/be0096676e23
  - [net-next,v4,13/13] tools: ynl: add sample for getting page-pool information
    https://git.kernel.org/netdev/net-next/c/637567e4a3ef

You are awesome, thank you!
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