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 83CE42D0C7B for ; Sat, 8 Nov 2025 03:10:45 +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=1762571445; cv=none; b=obctj2n5EErzCnf7MJvxc2aD9kyellF3roxCZ90uyVmy0tLe/TvhCoptmMMwSPFhOrPDm3Iy+bpBlCrNdCJ2YVoLwX+juV9UXxuMwaWdI+9WJIexIve/BH1tXvLbmjZzHoyhWmwWodN6ZpWgGb2RIBlCmj3J69SbCtUaqcEwDaM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762571445; c=relaxed/simple; bh=KWbTU1whcfwTgt+bxTCv5194xgMJIni1XYXNgFa0NcE=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=C4D2IgFVSTtwioAs/UHRApWF0KJomDgFOi+twPMPH7jdFotDcLRnYUA4AAzKdaELYNvRY71zcFt8BVIynOi4lpfYq3t7+SIidsJcnOogJR3UkQChIi5/4MZMXeQCrh1eS4ElMeLf8HERlvc3tiky5nPH+ip2tiH4ob8T3jlXR0c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Q/MZx50c; 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="Q/MZx50c" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 21D38C116B1; Sat, 8 Nov 2025 03:10:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1762571445; bh=KWbTU1whcfwTgt+bxTCv5194xgMJIni1XYXNgFa0NcE=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=Q/MZx50c70COjz+F0t0/80/NVjT05uOk8Qo5j0EBmYq7tEZUyzgRqOPyQSaw6Vqq+ M8/mTVyklzJ1S3m0Eod12g+E8A9M4bwyqWPOSZid2wCeHvcD+YpsqYTaKUWph85LZq e2CyQrdHTWwYktZtCgS4qYnJfaYNSllcx5n6pPrgVVg5Mubj8UdCW/tx2i+SCXhs8+ wmt5KusatS0uygEFKJMiqCV5RlJg5fza4heb8jnBqpsTAeHWPPvHTOqMsTTFAr3vnc fMYd6g7WbeF+YB8dt7hocOqfkI5TW26Cs/Npo7MdvGbtzFpFfQhJMBTFvOOU7q2SES FDx6KKVPeUXkw== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 70BDD3A40FCA; Sat, 8 Nov 2025 03:10:18 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net-next] net: add prefetch() in skb_defer_free_flush() From: patchwork-bot+netdevbpf@kernel.org Message-Id: <176257141699.1234263.4526493629944891765.git-patchwork-notify@kernel.org> Date: Sat, 08 Nov 2025 03:10:16 +0000 References: <20251106085500.2438951-1-edumazet@google.com> In-Reply-To: <20251106085500.2438951-1-edumazet@google.com> To: Eric Dumazet Cc: davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org, netdev@vger.kernel.org, eric.dumazet@gmail.com Hello: This patch was applied to netdev/net-next.git (main) by Jakub Kicinski : On Thu, 6 Nov 2025 08:55:00 +0000 you wrote: > skb_defer_free_flush() is becoming more important these days. > > Add a prefetch operation to reduce latency a bit on some > platforms like AMD EPYC 7B12. > > On more recent cpus, a stall happens when reading skb_shinfo(). > Avoiding it will require a more elaborate strategy. > > [...] Here is the summary with links: - [net-next] net: add prefetch() in skb_defer_free_flush() https://git.kernel.org/netdev/net-next/c/fd9557c3606b You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html