From mboxrd@z Thu Jan 1 00:00:00 1970 From: "De Lara Guarch, Pablo" Subject: Re: [PATCH v3] net/i40e: fix link status update Date: Wed, 30 May 2018 09:54:47 +0000 Message-ID: References: <20180530082634.33843-1-roy.fan.zhang@intel.com> <20180530083047.33991-1-roy.fan.zhang@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Cc: "Zhang, Helin" , "Zhang, Roy Fan" , "Zhang, Qi Z" , "stable@dpdk.org" To: dev , "dev@dpdk.org" Return-path: In-Reply-To: <20180530083047.33991-1-roy.fan.zhang@intel.com> Content-Language: en-US List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" > -----Original Message----- > From: dev [mailto:dev-bounces@dpdk.org] > Sent: Wednesday, May 30, 2018 9:31 AM > To: dev@dpdk.org > Cc: Zhang, Helin ; Zhang, Roy Fan > ; Zhang, Qi Z ; > stable@dpdk.org > Subject: [dpdk-dev] [PATCH v3] net/i40e: fix link status update >=20 > This patch fixes link status update problem in interrupt mode. > Previously, directly reading link status register instead of accessing vi= a admin > queue command may cause the link status change interrupt callback inactiv= e. > This patch fixes the problem by making the driver only read the register = in "no > wait" and polling mode. >=20 > Bugzilla ID: 54 > Fixes: eef2daf2e199 ("net/i40e: fix link update no wait") > Cc: stable@dpdk.org >=20 > Signed-off-by: Fan Zhang Tested-by: Pablo de Lara