netdev - Re: [PATCH net-next v2] net/tcp: optimise locking for blocking splice

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Date: Sat, 24 Jun 2023 22:30:20 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Pavel Begunkov <asml.silence@...il.com>
Cc: netdev@...r.kernel.org, edumazet@...gle.com, davem@...emloft.net,
 dsahern@...nel.org, pabeni@...hat.com, kuba@...nel.org
Subject: Re: [PATCH net-next v2] net/tcp: optimise locking for blocking splice

Hello:

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

On Fri, 23 Jun 2023 13:38:55 +0100 you wrote:
> Even when tcp_splice_read() reads all it was asked for, for blocking
> sockets it'll release and immediately regrab the socket lock, loop
> around and break on the while check.
> 
> Check tss.len right after we adjust it, and return if we're done.
> That saves us one release_sock(); lock_sock(); pair per successful
> blocking splice read.
> 
> [...]

Here is the summary with links:
  - [net-next,v2] net/tcp: optimise locking for blocking splice
    https://git.kernel.org/netdev/net-next/c/2fe11c9d36ee

You are awesome, thank you!
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