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=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 A2CC4C43215 for ; Wed, 20 Nov 2019 15:46:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7B26520709 for ; Wed, 20 Nov 2019 15:46:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="YOrZ/LpV" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732543AbfKTPqi (ORCPT ); Wed, 20 Nov 2019 10:46:38 -0500 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:39938 "EHLO us-smtp-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1732399AbfKTPpc (ORCPT ); Wed, 20 Nov 2019 10:45:32 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1574264731; 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=t2hG5olfhwZGBM67vgd4bYQYqUBc004Huy5CuuRgdDA=; b=YOrZ/LpV2bnI6U97+ulfz+R7rHEFgMQCyx4iYCWvCN4YE7u9/InMC3Y2JyuyHup+xCF8SK BTH6wOzGpL4UDlBgB+0/UnD71w4WGRJGWkQvZLh5adhtVBbkkDDd+j4tW0kamrRJYEcNJB 8Jt2J/HBcSRA1dMxV5nMow+NORVCCp0= 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-146-DNaWSHkhNkmWcCCHvuJvsg-1; Wed, 20 Nov 2019 10:45:30 -0500 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 227171005509; Wed, 20 Nov 2019 15:45:29 +0000 (UTC) Received: from carbon (ovpn-200-17.brq.redhat.com [10.40.200.17]) by smtp.corp.redhat.com (Postfix) with ESMTP id 4FB0F1042B7D; Wed, 20 Nov 2019 15:45:21 +0000 (UTC) Date: Wed, 20 Nov 2019 16:45:19 +0100 From: Jesper Dangaard Brouer To: Lorenzo Bianconi Cc: netdev@vger.kernel.org, davem@davemloft.net, ilias.apalodimas@linaro.org, lorenzo.bianconi@redhat.com, mcroce@redhat.com, jonathan.lemon@gmail.com, brouer@redhat.com Subject: Re: [PATCH v5 net-next 1/3] net: mvneta: rely on page_pool_recycle_direct in mvneta_run_xdp Message-ID: <20191120164519.219120fb@carbon> In-Reply-To: <3642c3152a5d8ae30acac1f43097966511c438c2.1574261017.git.lorenzo@kernel.org> References: <3642c3152a5d8ae30acac1f43097966511c438c2.1574261017.git.lorenzo@kernel.org> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-MC-Unique: DNaWSHkhNkmWcCCHvuJvsg-1 X-Mimecast-Spam-Score: 0 Content-Type: text/plain; charset=WINDOWS-1252 Content-Transfer-Encoding: quoted-printable Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Wed, 20 Nov 2019 16:54:17 +0200 Lorenzo Bianconi wrote: > Rely on page_pool_recycle_direct and not on xdp_return_buff in > mvneta_run_xdp. This is a preliminary patch to limit the dma sync len > to the one strictly necessary >=20 > Signed-off-by: Lorenzo Bianconi Acked-by: Jesper Dangaard Brouer --=20 Best regards, Jesper Dangaard Brouer MSc.CS, Principal Kernel Engineer at Red Hat LinkedIn: http://www.linkedin.com/in/brouer