From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id AFDE39E7 for ; Wed, 15 Feb 2017 07:25:01 +0100 (CET) Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 14 Feb 2017 22:25:00 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.35,164,1484035200"; d="scan'208";a="1094927549" Received: from yliu-dev.sh.intel.com ([10.239.67.162]) by orsmga001.jf.intel.com with ESMTP; 14 Feb 2017 22:25:00 -0800 From: Yuanhan Liu To: Qiming Yang Cc: Yuanhan Liu , Ferruh Yigit , dpdk stable Date: Wed, 15 Feb 2017 14:26:33 +0800 Message-Id: <1487140012-13314-21-git-send-email-yuanhan.liu@linux.intel.com> X-Mailer: git-send-email 1.9.0 In-Reply-To: <1487140012-13314-1-git-send-email-yuanhan.liu@linux.intel.com> References: <1487140012-13314-1-git-send-email-yuanhan.liu@linux.intel.com> Subject: [dpdk-stable] patch 'net/i40e: fix link update delay' has been queued to stable release 16.11.1 X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 15 Feb 2017 06:25:02 -0000 Hi, FYI, your patch has been queued to stable release 16.11.1 Note it hasn't been pushed to http://dpdk.org/browse/dpdk-stable yet. It will be pushed if I get no objections before 02/18/17. So please shout if anyone has objections. Thanks. --yliu --- >>From 635ccf20065f89c6710ae6bbc7d90f4ca09a41d0 Mon Sep 17 00:00:00 2001 From: Qiming Yang Date: Wed, 8 Feb 2017 17:14:24 +0800 Subject: [PATCH] net/i40e: fix link update delay [ upstream commit 0046ba5c27bd50edc695a6760355915b89bc60e0 ] Fix the redundant delay in function link update. There is no need to call rte_delay_ms and hold CPU for 100ms when link status is up. Fixes: 263333bbb7a9 ("i40e: fix link status timeout") Signed-off-by: Qiming Yang Reviewed-by: Ferruh Yigit --- drivers/net/i40e/i40e_ethdev.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c index b14f18d..bf7e5a0 100644 --- a/drivers/net/i40e/i40e_ethdev.c +++ b/drivers/net/i40e/i40e_ethdev.c @@ -2024,11 +2024,11 @@ i40e_dev_link_update(struct rte_eth_dev *dev, } link.link_status = link_status.link_info & I40E_AQ_LINK_UP; - if (!wait_to_complete) + if (!wait_to_complete || link.link_status) break; rte_delay_ms(CHECK_INTERVAL); - } while (!link.link_status && rep_cnt--); + } while (--rep_cnt); if (!link.link_status) goto out; -- 1.9.0