From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 271DD126BEE; Thu, 12 Dec 2024 04:30:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733977815; cv=none; b=gw9zDboyYr5RbtrNCQ9/12JoKjoD+/FHdtvVabls/M44vU8t5XSEJnGSP8J8sLiTau5/hN85KQgjM1NSM83cXujKPpEWL92BDx+PSzNy9IvoY5fraXLzWzIIIjHHe03LX+7X/6+JOXWS27U4b9X1sRWk1D7YLhq3pv+fVlf0cAE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733977815; c=relaxed/simple; bh=VyVWym0UcOZvSvQWz5iVZz6QF6qf+TE74PpOyTlvUSc=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=Dt7yLPuLYimGhHdw7nq1wQmSnqPZjL4i5i5+hkV9MB8walKOF6c+Cbeep/5Hb7EeBZwE8zpx8BgkvnKvH2vi+3b3srTUfKKF4b7KkYZwFvvd0CHRF3LzQhShRIz7dJdYG4zWaLTDv2jdCfJVDwJtd22pAJ4YO8gaqVmwPhulHzs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ahauCRda; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ahauCRda" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A264FC4CECE; Thu, 12 Dec 2024 04:30:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1733977814; bh=VyVWym0UcOZvSvQWz5iVZz6QF6qf+TE74PpOyTlvUSc=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=ahauCRdaB+w25fxR4VV7wEmkW+2DLbHexQzySGhhoLHMgb9wK9gFpz256YU7/HqT/ MvpapZqiN7EVkT8fsmPD1I8EtsjJMZWjMJSugBBSUit41XlIMN3RxXV4zqgOMCYsQ9 rgAR9guLRsDlUGxXNamLI16HW1seicKtyHcYPOFM8XekgtJZH+stqXNN76B9l+58oR voCEyB+2oUsGV7IohaB0znu/QcQiACeLv476x1Kc1SHK8vFcWI3WyB2UOCFUr2bHms xLS8udATRtlcVHcGSoYkqXw3pq78JGLFbWFBh5khJWs7yVwKu+TG7Rhde09b9xJ392 u1nwcNIm6Ym5g== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id EB29F380A959; Thu, 12 Dec 2024 04:30:31 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH v2 net] splice: do not checksum AF_UNIX sockets From: patchwork-bot+netdevbpf@kernel.org Message-Id: <173397783066.1847197.14863491347323512309.git-patchwork-notify@kernel.org> Date: Thu, 12 Dec 2024 04:30:30 +0000 References: In-Reply-To: To: Frederik Deweerdt Cc: netdev@vger.kernel.org, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org, kuniyu@amazon.com, mhal@rbox.co, dhowells@redhat.com, linux-kernel@vger.kernel.org, xiyou.wangcong@gmail.com, David.Laight@ACULAB.COM, jdamato@fastly.com, stable@vger.kernel.org Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Mon, 9 Dec 2024 21:06:48 -0800 you wrote: > When `skb_splice_from_iter` was introduced, it inadvertently added > checksumming for AF_UNIX sockets. This resulted in significant > slowdowns, for example when using sendfile over unix sockets. > > Using the test code in [1] in my test setup (2G single core qemu), > the client receives a 1000M file in: > - without the patch: 1482ms (+/- 36ms) > - with the patch: 652.5ms (+/- 22.9ms) > > [...] Here is the summary with links: - [v2,net] splice: do not checksum AF_UNIX sockets https://git.kernel.org/netdev/net/c/6bd8614fc2d0 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html