netdev - Re: [PATCH net] tcp: tsq: relax tcp_small_queue_check() when rtx queue contains a single skb

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Date: Thu, 19 Oct 2023 01:10:22 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Eric Dumazet <edumazet@...gle.com>
Cc: davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com,
 netdev@...r.kernel.org, eric.dumazet@...il.com, wahrenst@....net,
 ncardwell@...gle.com
Subject: Re: [PATCH net] tcp: tsq: relax tcp_small_queue_check() when rtx queue
 contains a single skb

Hello:

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

On Tue, 17 Oct 2023 12:45:26 +0000 you wrote:
> In commit 75eefc6c59fd ("tcp: tsq: add a shortcut in tcp_small_queue_check()")
> we allowed to send an skb regardless of TSQ limits being hit if rtx queue
> was empty or had a single skb, in order to better fill the pipe
> when/if TX completions were slow.
> 
> Then later, commit 75c119afe14f ("tcp: implement rb-tree based
> retransmit queue") accidentally removed the special case for
> one skb in rtx queue.
> 
> [...]

Here is the summary with links:
  - [net] tcp: tsq: relax tcp_small_queue_check() when rtx queue contains a single skb
    https://git.kernel.org/netdev/net/c/f921a4a5bffa

You are awesome, thank you!
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