From patchwork Wed Nov 4 10:22:56 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 11880165 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=ham 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 C31ABC388F7 for ; Wed, 4 Nov 2020 10:24:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 71EBB223FD for ; Wed, 4 Nov 2020 10:24:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1604485461; bh=XG8zM2QinAMBZxdequKTMs22iF+bNdCsH09LFY9ExeE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=0nxM9eCiGKk2pG2x1iDzdQXp7MBg+/Is1Kgt6HFznsThYR6wqUrvlSbjskSiWbU8O 2clS7PXTmKCtwrwtN509H6xiT0um0ctC/1PKtgz2PWQegZLmnKzS3Z16PJWtXLwY2f 0+E/U34l2uSj8VaQ4dVoCPD4yA/NCjDQEz+gp8fc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729005AbgKDKYU (ORCPT ); Wed, 4 Nov 2020 05:24:20 -0500 Received: from mail.kernel.org ([198.145.29.99]:53180 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729345AbgKDKXQ (ORCPT ); Wed, 4 Nov 2020 05:23:16 -0500 Received: from lore-desk.redhat.com (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 BD986223BD; Wed, 4 Nov 2020 10:23:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1604485396; bh=XG8zM2QinAMBZxdequKTMs22iF+bNdCsH09LFY9ExeE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=p8HofUSuj4ondxfthuVQbKyILWjTDFJ5wQYybHvG11YrV2xMXH4+5vbM+AVUA3iUV 62PDhE91Dx8dcDKsg8wuOybuRG6KPLpgkFDR+wMnacW8qs84eCaDr7jkPNL+L4rJZI GpTDkpQhNLjZaFqri1NcsAMbsUfC2A/C/rV65z0Q= 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 v3 net-next 3/5] net: mvneta: add xdp tx return bulking support Date: Wed, 4 Nov 2020 11:22:56 +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); }