From patchwork Thu Mar 8 13:07:56 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jesper Dangaard Brouer X-Patchwork-Id: 883116 X-Patchwork-Delegate: bpf@iogearbox.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=redhat.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3zxrR638nhz9sXk for ; Fri, 9 Mar 2018 00:08:02 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755625AbeCHNIA (ORCPT ); Thu, 8 Mar 2018 08:08:00 -0500 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:52086 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S934837AbeCHNH7 (ORCPT ); Thu, 8 Mar 2018 08:07:59 -0500 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.rdu2.redhat.com [10.11.54.5]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id AD0E176FB9; Thu, 8 Mar 2018 13:07:58 +0000 (UTC) Received: from firesoul.localdomain (ovpn-112-71.ams2.redhat.com [10.36.112.71]) by smtp.corp.redhat.com (Postfix) with ESMTP id F08AE1DB22; Thu, 8 Mar 2018 13:07:57 +0000 (UTC) Received: from [192.168.42.3] (localhost [IPv6:::1]) by firesoul.localdomain (Postfix) with ESMTP id 89D4F30736C72; Thu, 8 Mar 2018 14:07:56 +0100 (CET) Subject: [bpf-next V2 PATCH 03/15] ixgbe: use xdp_return_frame API From: Jesper Dangaard Brouer To: netdev@vger.kernel.org, =?utf-8?b?QmrDtnJuVMO2cGVs?= , magnus.karlsson@intel.com Cc: eugenia@mellanox.com, Jason Wang , John Fastabend , Eran Ben Elisha , Saeed Mahameed , galp@mellanox.com, Jesper Dangaard Brouer , Daniel Borkmann , Alexei Starovoitov , Tariq Toukan Date: Thu, 08 Mar 2018 14:07:56 +0100 Message-ID: <152051447647.7018.6926618404106995805.stgit@firesoul> In-Reply-To: <152051439383.7018.11827926732878918934.stgit@firesoul> References: <152051439383.7018.11827926732878918934.stgit@firesoul> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.11.54.5 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.1]); Thu, 08 Mar 2018 13:07:58 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.1]); Thu, 08 Mar 2018 13:07:58 +0000 (UTC) for IP:'10.11.54.5' DOMAIN:'int-mx05.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'brouer@redhat.com' RCPT:'' Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Extend struct ixgbe_tx_buffer to store the xdp_mem_info. Signed-off-by: Jesper Dangaard Brouer --- drivers/net/ethernet/intel/ixgbe/ixgbe.h | 1 + drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 6 ++++-- 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h index c1e3a0039ea5..cbc20f199364 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h @@ -249,6 +249,7 @@ struct ixgbe_tx_buffer { DEFINE_DMA_UNMAP_ADDR(dma); DEFINE_DMA_UNMAP_LEN(len); u32 tx_flags; + struct xdp_mem_info xdp_mem; }; struct ixgbe_rx_buffer { diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 85369423452d..45520eb503ee 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -1207,7 +1207,7 @@ static bool ixgbe_clean_tx_irq(struct ixgbe_q_vector *q_vector, /* free the skb */ if (ring_is_xdp(tx_ring)) - page_frag_free(tx_buffer->data); + xdp_return_frame(tx_buffer->data, &tx_buffer->xdp_mem); else napi_consume_skb(tx_buffer->skb, napi_budget); @@ -5787,7 +5787,7 @@ static void ixgbe_clean_tx_ring(struct ixgbe_ring *tx_ring) /* Free all the Tx ring sk_buffs */ if (ring_is_xdp(tx_ring)) - page_frag_free(tx_buffer->data); + xdp_return_frame(tx_buffer->data, &tx_buffer->xdp_mem); else dev_kfree_skb_any(tx_buffer->skb); @@ -8351,6 +8351,8 @@ static int ixgbe_xmit_xdp_ring(struct ixgbe_adapter *adapter, dma_unmap_len_set(tx_buffer, len, len); dma_unmap_addr_set(tx_buffer, dma, dma); tx_buffer->data = xdp->data; + tx_buffer->xdp_mem = xdp->rxq->mem; + tx_desc->read.buffer_addr = cpu_to_le64(dma); /* put descriptor type bits */