From patchwork Fri Nov 6 18:19:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 11887715 X-Patchwork-Delegate: kuba@kernel.org 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=-13.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 450ABC388F2 for ; Fri, 6 Nov 2020 18:19:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E2CCB221FA for ; Fri, 6 Nov 2020 18:19:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1604686780; bh=XG8zM2QinAMBZxdequKTMs22iF+bNdCsH09LFY9ExeE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=jz+jiPXpLfJ2xZ+rWb5ieuoDv0IDttUoOnuOlT6Lj9duVHgCg+Pb4zxW7atrpnMwj MRr/opIX5b7Hvpc99MXrbcWW3nYdDNALi+Xs1u0LfJrjjIk1Owa9AQ7CBf4tOQkcgh yXWx/ah2mOGE9SuGdEs9L9eHXHUzcYO3cw9w2N2c= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727861AbgKFSTg (ORCPT ); Fri, 6 Nov 2020 13:19:36 -0500 Received: from mail.kernel.org ([198.145.29.99]:41220 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727791AbgKFSTg (ORCPT ); Fri, 6 Nov 2020 13:19:36 -0500 Received: from localhost.localdomain (unknown [151.66.8.153]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 7B1AD208FE; Fri, 6 Nov 2020 18:19:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1604686776; bh=XG8zM2QinAMBZxdequKTMs22iF+bNdCsH09LFY9ExeE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=iVgSqXweKcT6tvnN/KF+dxg/JYvspuLZvbn4VKYIbPAYCagQbL1k2/yob83UWjT2q 5Goxe196h81CgMftKPFR5UBLMUzJtP/GRK+4WQMZWPbl505ow/nM3P2bc7N/yHBRko cLhtRkR+wC6j60IiNTS9XbkyJqr6dA2goq6wRvPo= From: Lorenzo Bianconi To: netdev@vger.kernel.org Cc: bpf@vger.kernel.org, lorenzo.bianconi@redhat.com, davem@davemloft.net, kuba@kernel.org, brouer@redhat.com, ilias.apalodimas@linaro.org Subject: [PATCH v4 net-next 3/5] net: mvneta: add xdp tx return bulking support Date: Fri, 6 Nov 2020 19:19:09 +0100 Message-Id: X-Mailer: git-send-email 2.26.2 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org Convert mvneta driver to xdp_return_frame_bulk APIs. XDP_REDIRECT (upstream codepath): 275Kpps XDP_REDIRECT (upstream codepath + bulking APIs): 284Kpps Signed-off-by: Lorenzo Bianconi --- drivers/net/ethernet/marvell/mvneta.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index 54b0bf574c05..43ab8a73900e 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -1834,8 +1834,10 @@ static void mvneta_txq_bufs_free(struct mvneta_port *pp, struct netdev_queue *nq, bool napi) { unsigned int bytes_compl = 0, pkts_compl = 0; + struct xdp_frame_bulk bq; int i; + bq.xa = NULL; for (i = 0; i < num; i++) { struct mvneta_tx_buf *buf = &txq->buf[txq->txq_get_index]; struct mvneta_tx_desc *tx_desc = txq->descs + @@ -1857,9 +1859,10 @@ static void mvneta_txq_bufs_free(struct mvneta_port *pp, if (napi && buf->type == MVNETA_TYPE_XDP_TX) xdp_return_frame_rx_napi(buf->xdpf); else - xdp_return_frame(buf->xdpf); + xdp_return_frame_bulk(buf->xdpf, &bq); } } + xdp_flush_frame_bulk(&bq); netdev_tx_completed_queue(nq, pkts_compl, bytes_compl); }