From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hemant Agrawal Subject: [RFC PATCH 4/5] kni: add support to get gso_size info Date: Wed, 3 May 2017 16:51:11 +0530 Message-ID: <1493810472-668-4-git-send-email-hemant.agrawal@nxp.com> References: <1493810472-668-1-git-send-email-hemant.agrawal@nxp.com> Mime-Version: 1.0 Content-Type: text/plain Cc: To: Return-path: Received: from NAM01-SN1-obe.outbound.protection.outlook.com (mail-sn1nam01on0072.outbound.protection.outlook.com [104.47.32.72]) by dpdk.org (Postfix) with ESMTP id B83FA68CA for ; Wed, 3 May 2017 13:21:34 +0200 (CEST) In-Reply-To: <1493810472-668-1-git-send-email-hemant.agrawal@nxp.com> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Inform userspace about gso size info Signed-off-by: Hemant Agrawal --- lib/librte_eal/linuxapp/eal/include/exec-env/rte_kni_common.h | 3 ++- lib/librte_eal/linuxapp/kni/kni_net.c | 1 + 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/lib/librte_eal/linuxapp/eal/include/exec-env/rte_kni_common.h b/lib/librte_eal/linuxapp/eal/include/exec-env/rte_kni_common.h index 2cd7d9a..91ebed3 100644 --- a/lib/librte_eal/linuxapp/eal/include/exec-env/rte_kni_common.h +++ b/lib/librte_eal/linuxapp/eal/include/exec-env/rte_kni_common.h @@ -125,7 +125,8 @@ struct rte_kni_mbuf { uint16_t nb_segs; /**< Number of segments. */ char pad4[2]; uint64_t ol_flags; /**< Offload features. */ - char pad2[4]; + uint16_t gso_size; /**< TCP Segmentation Offload Information. */ + char pad2[2]; uint32_t pkt_len; /**< Total pkt len: sum of all segment data_len. */ uint16_t data_len; /**< Amount of data in segment buffer. */ diff --git a/lib/librte_eal/linuxapp/kni/kni_net.c b/lib/librte_eal/linuxapp/kni/kni_net.c index e4a3296..c7648d3 100644 --- a/lib/librte_eal/linuxapp/kni/kni_net.c +++ b/lib/librte_eal/linuxapp/kni/kni_net.c @@ -252,6 +252,7 @@ } pkt_kva->pkt_len = len; pkt_kva->data_len = len; + pkt_kva->gso_size = skb_shinfo(skb)->gso_size; /* passes gso_size from Kernel to GPP */ /* enqueue mbuf into tx_q */ ret = kni_fifo_put(kni->tx_q, &pkt_va, 1); -- 1.9.1