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=-3.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS 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 4F447C33CB1 for ; Tue, 14 Jan 2020 10:43:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 22DE824672 for ; Tue, 14 Jan 2020 10:43:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="IT4zTQrG" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729331AbgANKna (ORCPT ); Tue, 14 Jan 2020 05:43:30 -0500 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:23556 "EHLO us-smtp-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726044AbgANKn3 (ORCPT ); Tue, 14 Jan 2020 05:43:29 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1578998608; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=V/H2vuUfZ3zrlOmMB/hhcIqpKaCYyix9SS1PeB4Iw+Y=; b=IT4zTQrGc1uROKAGWI6j9EL/W2EVyotNqwK9KAnnEsuIwN5BaQ8uvBT10XZR/gbzBZ8VAh FdWjNYcFLLLbgJGMlvP9g/yJSidG7QRVP8v/lfuVMjL5Kf/DL734Mz0WDDvGnCixy5kgva i0MfcTMiYPhC20CUFtw6Lq6zjFTfhS0= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-2-1_SDsLcbNvSbxVfbCwPpCw-1; Tue, 14 Jan 2020 05:43:27 -0500 X-MC-Unique: 1_SDsLcbNvSbxVfbCwPpCw-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id BDDA218AAFA1; Tue, 14 Jan 2020 10:43:25 +0000 (UTC) Received: from carbon (ovpn-200-25.brq.redhat.com [10.40.200.25]) by smtp.corp.redhat.com (Postfix) with ESMTP id CF17660BE2; Tue, 14 Jan 2020 10:43:18 +0000 (UTC) Date: Tue, 14 Jan 2020 11:43:17 +0100 From: Jesper Dangaard Brouer To: Lorenzo Bianconi Cc: netdev@vger.kernel.org, lorenzo.bianconi@redhat.com, davem@davemloft.net, ilias.apalodimas@linaro.org, kuba@kernel.org, brouer@redhat.com Subject: Re: [PATCH net] net: mvneta: fix dma sync size in mvneta_run_xdp Message-ID: <20200114114317.333a6dd7@carbon> In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Tue, 14 Jan 2020 11:21:16 +0100 Lorenzo Bianconi wrote: > Page pool API will start syncing (if requested) starting from > page->dma_addr + pool->p.offset. Fix dma sync length in > mvneta_run_xdp since we do not need to account xdp headroom > > Fixes: 07e13edbb6a6 ("net: mvneta: get rid of huge dma sync in mvneta_rx_refill") > Signed-off-by: Lorenzo Bianconi Looks correct to me. Acked-by: Jesper Dangaard Brouer -- Best regards, Jesper Dangaard Brouer MSc.CS, Principal Kernel Engineer at Red Hat LinkedIn: http://www.linkedin.com/in/brouer