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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AA2FDC433EF for ; Mon, 13 Dec 2021 12:30:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236722AbhLMMaN (ORCPT ); Mon, 13 Dec 2021 07:30:13 -0500 Received: from ams.source.kernel.org ([145.40.68.75]:40702 "EHLO ams.source.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231636AbhLMMaL (ORCPT ); Mon, 13 Dec 2021 07:30:11 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 8CBF8B80D95; Mon, 13 Dec 2021 12:30:10 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 60A48C34603; Mon, 13 Dec 2021 12:30:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1639398609; bh=9eGLtXiu5M4VNtcNibnrFxohOc50ULA+g7RYgEmpgXc=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=q8mvooINToLmsou5RUA1XWJAxG/rQZQ4RvnuNdqiy7VJuty+Bo3SU+ivTRf/+IuFX Ncf4gA7k7hBhstYM325rqs4vYa9fJI7HVaH/gSFabuFwQXu9bnZDjl4UGwdRto+3ka KE884T4GsM4Y4Pebk9b1U3I/AOTbf8xRTXJJqGqw/OheWZ5cRV+i3/O23KyGeySszL EP5mdT0atCq2uk4t8nIBaFDqQyzPWYoKQ3mT94igAjJztPKGpPEaIjMcNA5pHjcdN2 w2DZr78xJF/SUUPSDv3EhyOw9F6vswzB+nFETUguZs8Fwks+8K9iIbVyNa3eY7ZJLO DcdG+7oi9uoaw== Received: from pdx-korg-docbuild-2.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by pdx-korg-docbuild-2.ci.codeaurora.org (Postfix) with ESMTP id 42E6D609D6; Mon, 13 Dec 2021 12:30:09 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net-next] net: stmmac: bump tc when get underflow error from DMA descriptor From: patchwork-bot+netdevbpf@kernel.org Message-Id: <163939860926.21128.12756625004904393893.git-patchwork-notify@kernel.org> Date: Mon, 13 Dec 2021 12:30:09 +0000 References: <20211208100651.19369-1-xiaoliang.yang_1@nxp.com> In-Reply-To: <20211208100651.19369-1-xiaoliang.yang_1@nxp.com> To: Xiaoliang Yang Cc: davem@davemloft.net, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, kuba@kernel.org, qiangqing.zhang@nxp.com, peppe.cavallaro@st.com, alexandre.torgue@foss.st.com, joabreu@synopsys.com, yannick.vignon@nxp.com, boon.leong.ong@intel.com, Jose.Abreu@synopsys.com, mst@redhat.com, sonic.zhang@analog.com, Joao.Pinto@synopsys.com, mingkai.hu@nxp.com, leoyang.li@nxp.com Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello: This patch was applied to netdev/net-next.git (master) by David S. Miller : On Wed, 8 Dec 2021 18:06:51 +0800 you wrote: > In DMA threshold mode, frame underflow errors may sometimes occur when > the TC(threshold control) value is not enough. The TC value need to be > bumped up in this case. > > There is no underflow interrupt bit on DMA_CH(#i)_Status of dwmac4, so > the DMA threshold cannot be bumped up in stmmac_dma_interrupt(). The > i.mx8mp board observed an underflow error while running NFS boot, the > NFS rootfs could not be mounted. > > [...] Here is the summary with links: - [net-next] net: stmmac: bump tc when get underflow error from DMA descriptor https://git.kernel.org/netdev/net-next/c/3a6c12a0c6c3 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html