From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D069BC433FE for ; Thu, 28 Oct 2021 01:10:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B53DE610C7 for ; Thu, 28 Oct 2021 01:10:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229784AbhJ1BMk (ORCPT ); Wed, 27 Oct 2021 21:12:40 -0400 Received: from mail.kernel.org ([198.145.29.99]:53908 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229612AbhJ1BMe (ORCPT ); Wed, 27 Oct 2021 21:12:34 -0400 Received: by mail.kernel.org (Postfix) with ESMTPS id 075F8610E7; Thu, 28 Oct 2021 01:10:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1635383408; bh=qaaD2IDnK20vD4YEO7HQMxHeJyHt3zSZTEbieY8OUo0=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=LMnJFZUtVYtl3HYgQeh9mcQPL5b3bA2HhscT4VcQpF1Fpgeh7gNMtjC6ewIifo+Kd 34owT8wvYKannRFgP/pVPyHOgg0ctwATBQ/3IzVixCk4GixcFYvNVpHdfZ7ZgB+EG4 iuaogJTrw1ol8KVjHRrC7ZczApxRDdx5CJvUjBZEWnK9OU+lAQRnpUuC7GYwWhOdd+ 56C0ThtoETSyfPAPIHIMcNhh5jYY0aGKoXHOHDu9o+v9UDEYd1PvRwDjmKq9bFG+cs K/CuztdcQK8si/ViQvMkfA+YfF6Dl9XSqyOrmcRAsQQNz0+s0WfuIxJJxyvj+nem/w YC1LOYa0sgZcw== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH v2] net: sch: eliminate unnecessary RCU waits in mini_qdisc_pair_swap() From: patchwork-bot+netdevbpf@kernel.org Message-Id: <163538340791.2556.15839467340042308095.git-patchwork-notify@kernel.org> Date: Thu, 28 Oct 2021 01:10:07 +0000 References: <20211026130700.121189-1-seth@forshee.me> In-Reply-To: <20211026130700.121189-1-seth@forshee.me> To: Seth Forshee Cc: davem@davemloft.net, kuba@kernel.org, jhs@mojatatu.com, xiyou.wangcong@gmail.com, jiri@resnulli.us, paulmck@kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello: This series was applied to netdev/net-next.git (master) by Jakub Kicinski : On Tue, 26 Oct 2021 08:06:59 -0500 you wrote: > From: Seth Forshee > > Currently rcu_barrier() is used to ensure that no readers of the > inactive mini_Qdisc buffer remain before it is reused. This waits for > any pending RCU callbacks to complete, when all that is actually > required is to wait for one RCU grace period to elapse after the buffer > was made inactive. This means that using rcu_barrier() may result in > unnecessary waits. > > [...] Here is the summary with links: - [v2] net: sch: eliminate unnecessary RCU waits in mini_qdisc_pair_swap() https://git.kernel.org/netdev/net-next/c/267463823adb - [2/1] net: sch: simplify condtion for selecting mini_Qdisc_pair buffer https://git.kernel.org/netdev/net-next/c/85c0c3eb9a66 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html