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=-15.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,RDNS_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (unknown [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 78F0AC433E6 for ; Sun, 21 Mar 2021 02:12:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F0AA861967 for ; Sun, 21 Mar 2021 02:12:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230014AbhCUCLm (ORCPT ); Sat, 20 Mar 2021 22:11:42 -0400 Received: from [198.145.29.99] ([198.145.29.99]:50908 "EHLO mail.kernel.org" rhost-flags-FAIL-FAIL-OK-OK) by vger.kernel.org with ESMTP id S229834AbhCUCLN (ORCPT ); Sat, 20 Mar 2021 22:11:13 -0400 Received: by mail.kernel.org (Postfix) with ESMTPS id C78236194D; Sun, 21 Mar 2021 02:10:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1616292608; bh=BrJc3dmfIC5P5ZWCT8tGF2K9I4MjrVwJrdtbj1OGB8A=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=J1mpTtQmqiDvqOGp2S7vO4e/HZAuPG6YTPZfs3wORtrZwfwCq1+1Qk+ic2WmRypz8 2TxBT+NcFI/HX/vR9/EDl9jb8qDskKhf3+skOWmHhheIAwN1i2E+CFWxn/pbTChucI 22kC9rlboskYnQUXVj0vuS+hudza1ViX0oqZ8iaPeyqedfCAZ1yJ0+f2L4lkTUc66O 0HMINaT8mIbgPQaXcaknSvdVccU3+eStLkMQOZliEEOgNmGUgE/y+4S5EuVZsmmglh AXWtlUI6bsZT3JoWwHKOUd7X/tM1kPbKazAHxtl+0VkoYmqzpB7bCHD6/9aqcbQx3y BMjOJ9p6ZCtmw== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net] r8169: fix DMA being used after buffer free if WoL is enabled From: patchwork-bot+netdevbpf@kernel.org Message-Id: <161629260876.5230.4981674636008267669.git-patchwork-notify@kernel.org> Date: Sun, 21 Mar 2021 02:10:08 +0000 References: In-Reply-To: To: Heiner Kallweit Cc: nic_swsd@realtek.com, kuba@kernel.org, davem@davemloft.net, netdev@vger.kernel.org, paulb@blazebox.homeip.net Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello: This patch was applied to netdev/net.git (refs/heads/master): On Sat, 20 Mar 2021 21:40:08 +0100 you wrote: > IOMMU errors have been reported if WoL is enabled and interface is > brought down. It turned out that the network chip triggers DMA > transfers after the DMA buffers have been freed. For WoL to work we > need to leave rx enabled, therefore simply stop the chip from being > a DMA busmaster. > > Fixes: 567ca57faa62 ("r8169: add rtl8169_up") > Tested-by: Paul Blazejowski > Signed-off-by: Heiner Kallweit > > [...] Here is the summary with links: - [net] r8169: fix DMA being used after buffer free if WoL is enabled https://git.kernel.org/netdev/net/c/f658b90977d2 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html