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 X-Spam-Level: X-Spam-Status: No, score=-11.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B01C0C433B4 for ; Wed, 21 Apr 2021 18:00:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7BEA46141C for ; Wed, 21 Apr 2021 18:00:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245109AbhDUSAp (ORCPT ); Wed, 21 Apr 2021 14:00:45 -0400 Received: from mail.kernel.org ([198.145.29.99]:37826 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243404AbhDUSAn (ORCPT ); Wed, 21 Apr 2021 14:00:43 -0400 Received: by mail.kernel.org (Postfix) with ESMTPS id 9B8D161430; Wed, 21 Apr 2021 18:00:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1619028009; bh=buIETy7upFK6TSCnCgQODs3dE6WQrFdngdO1AaxIK/w=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=KDF0cDaaukux2XsqEWbKSLwPawGg81OnCqFbCyOQiLPwBZXYyWbuQd3G3N+gx/lgE XQ+kq/VbUlRNQmWl/l0IHaaap4CYGQb+sIKknOIS5V4yskcEHEPjqXdU/UzkKzdJhQ BnwV3CjoCd07giMkPhCSr6LiHFbzRHPAhuiWFan92UvXDRL2LieIUUJnl29oPS9Q0e K6bTp+q3dUyDK6z1QfpmlDB52Qz8xrHgXJYTR43Zr7cKIapdbJ7ViiogS+6liUxReg T/19wPcNKR0ToC5g9Ehzw3sLn/UVHEGmJAKLSAJ/JCenueY9hUiWgleHbvwuWpDddu LidrZFEDEAWRA== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH] net: renesas: ravb: Fix a stuck issue when a lot of frames are received From: patchwork-bot+netdevbpf@kernel.org Message-Id: <161902800958.24373.15370499378110944137.git-patchwork-notify@kernel.org> Date: Wed, 21 Apr 2021 18:00:09 +0000 References: <20210421045246.215779-1-yoshihiro.shimoda.uh@renesas.com> In-Reply-To: <20210421045246.215779-1-yoshihiro.shimoda.uh@renesas.com> To: Yoshihiro Shimoda Cc: sergei.shtylyov@gmail.com, davem@davemloft.net, kuba@kernel.org, netdev@vger.kernel.org, linux-renesas-soc@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello: This patch was applied to netdev/net.git (refs/heads/master): On Wed, 21 Apr 2021 13:52:46 +0900 you wrote: > When a lot of frames were received in the short term, the driver > caused a stuck of receiving until a new frame was received. For example, > the following command from other device could cause this issue. > > $ sudo ping -f -l 1000 -c 1000 > > The previous code always cleared the interrupt flag of RX but checks > the interrupt flags in ravb_poll(). So, ravb_poll() could not call > ravb_rx() in the next time until a new RX frame was received if > ravb_rx() returned true. To fix the issue, always calls ravb_rx() > regardless the interrupt flags condition. > > [...] Here is the summary with links: - net: renesas: ravb: Fix a stuck issue when a lot of frames are received https://git.kernel.org/netdev/net/c/5718458b092b You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html