From patchwork Sun Jul 7 15:57:05 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiaolong Ye X-Patchwork-Id: 56207 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 7C2E22F42; Mon, 8 Jul 2019 10:03:35 +0200 (CEST) Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by dpdk.org (Postfix) with ESMTP id 9F7C72E81 for ; Mon, 8 Jul 2019 10:03:32 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 08 Jul 2019 00:57:26 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.63,465,1557212400"; d="scan'208";a="173195193" Received: from dpdk_yexl_af_xdp.sh.intel.com ([10.67.119.189]) by FMSMGA003.fm.intel.com with ESMTP; 08 Jul 2019 00:57:25 -0700 From: Xiaolong Ye To: Ferruh Yigit , Xiaolong Ye , Qi Zhang Cc: dev@dpdk.org Date: Sun, 7 Jul 2019 23:57:05 +0800 Message-Id: <20190707155705.58515-1-xiaolong.ye@intel.com> X-Mailer: git-send-email 2.17.0 Subject: [dpdk-dev] [PATCH] net/af_xdp: correct xdp frame size X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" XSK_UMEM__DEFAULT_FRAME_SIZE has been changed to 4096 in kernel commit 123e8da1d330 (xsk: Change the default frame size to 4096 and allow controlling it), but we still need to keep ETH_AF_XDP_FRAME_SIZE as 2048 to fit most dpdk apps. Signed-off-by: Xiaolong Ye Reviewed-by: Ferruh Yigit --- drivers/net/af_xdp/rte_eth_af_xdp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/af_xdp/rte_eth_af_xdp.c b/drivers/net/af_xdp/rte_eth_af_xdp.c index 5ce90a760..ff8e90589 100644 --- a/drivers/net/af_xdp/rte_eth_af_xdp.c +++ b/drivers/net/af_xdp/rte_eth_af_xdp.c @@ -56,7 +56,7 @@ static int af_xdp_logtype; rte_log(RTE_LOG_ ## level, af_xdp_logtype, \ "%s(): " fmt, __func__, ##args) -#define ETH_AF_XDP_FRAME_SIZE XSK_UMEM__DEFAULT_FRAME_SIZE +#define ETH_AF_XDP_FRAME_SIZE 2048 #define ETH_AF_XDP_NUM_BUFFERS 4096 #define ETH_AF_XDP_DATA_HEADROOM 0 #define ETH_AF_XDP_DFLT_NUM_DESCS XSK_RING_CONS__DEFAULT_NUM_DESCS