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=-2.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no 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 5971FC0650F for ; Tue, 30 Jul 2019 13:36:51 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2CA5920578 for ; Tue, 30 Jul 2019 13:36:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="tMRe3iDX"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="r+lHpSgh" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2CA5920578 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nvidia.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date: Message-ID:From:References:To:Subject:Reply-To:Content-ID:Content-Description :Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=rCPgL1c7OABDCKCPKMHW9KSkB8pOYvoVoHXNXBxyY/w=; b=tMRe3iDXTwK/h6 LuDi6i2CejxEVA67LYi2CpRRchR7iG8mTeLfPOrEd4rbKIbFpcDxpLfWTs6x7dfyqDC3kzGcS81lI PN8tgxFtOdV7+Zqog4/mWHN6DUKK8hGv1LL9Ibcw9U4OFKG8b/pj5vEAtii2A9dEdQFUxXHKueyN6 I7BqyfpY5kGzxrXHR80wWRBlQlh89dCMjCk1kAxamgkooFpcCN8H6YF5zY5zaCxZwPYrkmhaCmh14 qc3MSiEgJUY1WgrRkzVHZxAm5uX3PUfK34q1eOEu2qSkEvOes47hc/7OKUSkTnPozoCdxZsR8EPUl Zt27v8A2PPUgpq/S3CVg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hsSJ7-0000e4-JX; Tue, 30 Jul 2019 13:36:49 +0000 Received: from hqemgate14.nvidia.com ([216.228.121.143]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hsSJ4-0000dQ-OL for linux-arm-kernel@lists.infradead.org; Tue, 30 Jul 2019 13:36:48 +0000 Received: from hqpgpgate102.nvidia.com (Not Verified[216.228.121.13]) by hqemgate14.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Tue, 30 Jul 2019 06:36:46 -0700 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate102.nvidia.com (PGP Universal service); Tue, 30 Jul 2019 06:36:44 -0700 X-PGP-Universal: processed; by hqpgpgate102.nvidia.com on Tue, 30 Jul 2019 06:36:44 -0700 Received: from [10.21.132.148] (10.124.1.5) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Tue, 30 Jul 2019 13:36:41 +0000 Subject: Re: [PATCH net-next 3/3] net: stmmac: Introducing support for Page Pool To: Jose Abreu , Robin Murphy , "linux-kernel@vger.kernel.org" , "netdev@vger.kernel.org" , "linux-stm32@st-md-mailman.stormreply.com" , "linux-arm-kernel@lists.infradead.org" , Catalin Marinas , Will Deacon References: <1b254bb7fc6044c5e6e2fdd9e00088d1d13a808b.1562149883.git.joabreu@synopsys.com> <7a79be5d-7ba2-c457-36d3-1ccef6572181@nvidia.com> <9e695f33-fd9f-a910-0891-2b63bd75e082@nvidia.com> <1e2ea942-28fe-15b9-f675-8d6585f9a33f@nvidia.com> <8a60361f-b914-93ef-0d80-92ae4ad8b808@nvidia.com> From: Jon Hunter Message-ID: <8cb2ac13-3009-2117-d55f-6f1126b690e4@nvidia.com> Date: Tue, 30 Jul 2019 14:36:39 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: X-Originating-IP: [10.124.1.5] X-ClientProxiedBy: HQMAIL105.nvidia.com (172.20.187.12) To HQMAIL107.nvidia.com (172.20.187.13) Content-Language: en-US DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1564493806; bh=HacDlfvXZhjwdQNemg3f+1KENoSodR+AJ9DMM7MgZXM=; h=X-PGP-Universal:Subject:To:CC:References:From:Message-ID:Date: User-Agent:MIME-Version:In-Reply-To:X-Originating-IP: X-ClientProxiedBy:Content-Type:Content-Language: Content-Transfer-Encoding; b=r+lHpSghERB2qPV8QeTvnlJ26APFnGjovZYNgpVjKEfFPW/0QV4n4JbQK3wiefryU GLPeczHgcGWttDAQxC2FB822Wq0g+bPt9KH1ZtSVy4nFfe9r9cdDMl7R2vNT+2fUgn 7Km7IBTaJmkwduPNxTRHA0IPPBV2rtPpgBQT+sqC2mHlyh4ACbqGGhgsidKYr3WnVe /N82lv0Ch9DQCOgNLC28RiZBE8kLfq5PNydM0cusjxXUI73fjpZVkFbhlWlBnEPZxR bEzDZbTqyJ8j7Ypg9a7H0OFD7U0EqSwJ4Ua+oquA3dRTzT4ZdF/GL07EkOBL/1LLLX 3FPxTekGsJ8Yg== X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190730_063646_805833_182BAA27 X-CRM114-Status: UNSURE ( 9.82 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Joao Pinto , Alexandre Torgue , Maxime Ripard , Chen-Yu Tsai , Maxime Coquelin , linux-tegra , Giuseppe Cavallaro , "David S . Miller" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 30/07/2019 10:39, Jose Abreu wrote: ... > I looked at netsec implementation and I noticed that we are syncing the > old buffer for device instead of the new one. netsec syncs the buffer > for device immediately after the allocation which may be what we have to > do. Maybe the attached patch can make things work for you ? Great! This one works. I have booted this several times and I am no longer seeing any issues. Thanks for figuring this out! Feel free to add my ... Tested-by: Jon Hunter Cheers Jon -- nvpublic _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel