From mboxrd@z Thu Jan 1 00:00:00 1970 From: John Daley Subject: [PATCH v4] enic: fix last packet being not sent bug Date: Tue, 8 Mar 2016 10:49:07 -0800 Message-ID: <1457462947-22845-1-git-send-email-johndale@cisco.com> References: <1456105516-520-1-git-send-email-johndale@cisco.com> Cc: johndale To: dev@dpdk.org Return-path: Received: from alln-iport-7.cisco.com (alln-iport-7.cisco.com [173.37.142.94]) by dpdk.org (Postfix) with ESMTP id CFBAC2142 for ; Tue, 8 Mar 2016 19:49:35 +0100 (CET) In-Reply-To: <1456105516-520-1-git-send-email-johndale@cisco.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" From: johndale The last packet of the tx burst function array was not being emitted until the subsequent call. The nic descriptor index was being set to the current tx descriptr instead of one past the the descriptor as required by nic. Fixes: d739ba4c6abf ("enic: improve Tx packet rate") Signed-off-by: John Daley --- Use full nime in 'Signed-off-by', add 'Fixes:'. drivers/net/enic/base/enic_vnic_wq.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/enic/base/enic_vnic_wq.h b/drivers/net/enic/base/enic_vnic_wq.h index e3ea574..b019109 100644 --- a/drivers/net/enic/base/enic_vnic_wq.h +++ b/drivers/net/enic/base/enic_vnic_wq.h @@ -69,11 +69,11 @@ static inline void enic_vnic_post_wq(struct vnic_wq *wq, buf->wr_id = wrid; buf = buf->next; - if (cq_entry) - enic_vnic_post_wq_index(wq); + wq->ring.desc_avail -= desc_skip_cnt; wq->to_use = buf; - wq->ring.desc_avail -= desc_skip_cnt; + if (cq_entry) + enic_vnic_post_wq_index(wq); } #endif /* _ENIC_VNIC_WQ_H_ */ -- 2.7.0