From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konstantin Ananyev Subject: [PATCHv2 2/2] ixgbe: fix vector scatter RX could produce wrong nb_segs value Date: Tue, 28 Jul 2015 12:39:23 +0100 Message-ID: <1438083563-5668-3-git-send-email-konstantin.ananyev@intel.com> References: <1438076509-11650-2-git-send-email-konstantin.ananyev@intel.com> <1438083563-5668-1-git-send-email-konstantin.ananyev@intel.com> To: dev@dpdk.org Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id 07FAFC4E2 for ; Tue, 28 Jul 2015 13:39:40 +0200 (CEST) In-Reply-To: <1438083563-5668-1-git-send-email-konstantin.ananyev@intel.com> List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Fixes: cf4b4708a88a (ixgbe: improve slow-path perf with vector scattered Rx) v2: changes: - updated commit message with 'Fixes'. Signed-off-by: Konstantin Ananyev --- drivers/net/ixgbe/ixgbe_rxtx_vec.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/ixgbe/ixgbe_rxtx_vec.c b/drivers/net/ixgbe/ixgbe_rxtx_vec.c index 6c1647e..1c16dec 100644 --- a/drivers/net/ixgbe/ixgbe_rxtx_vec.c +++ b/drivers/net/ixgbe/ixgbe_rxtx_vec.c @@ -497,6 +497,8 @@ reassemble_packets(struct ixgbe_rx_queue *rxq, struct rte_mbuf **rx_bufs, else { /* free up last mbuf */ struct rte_mbuf *secondlast = start; + + start->nb_segs--; while (secondlast->next != end) secondlast = secondlast->next; secondlast->data_len -= (rxq->crc_len - -- 1.8.3.1