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From: "Ye, MingjinX" <mingjinx.ye@intel.com>
To: Thomas Monjalon <thomas@monjalon.net>
CC: "dev@dpdk.org" <dev@dpdk.org>, "stable@dpdk.org" <stable@dpdk.org>, "Zhou, 
 YidingX" <yidingx.zhou@intel.com>, "Yang, Qiming" <qiming.yang@intel.com>, 
 "Zhang, Qi Z" <qi.z.zhang@intel.com>, "david.marchand@redhat.com"
 <david.marchand@redhat.com>, "ferruh.yigit@amd.com" <ferruh.yigit@amd.com>
Subject: RE: [PATCH] net/ice: fix get link status timeout
Thread-Topic: [PATCH] net/ice: fix get link status timeout
Thread-Index: AQHZOfPYHi0nFR/HqkG0w+uLlcBBr67Bg9wAgAACDvA=
Date: Mon, 6 Feb 2023 08:14:33 +0000
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References: <20230206062239.1042172-1-mingjinx.ye@intel.com>
 <13196161.dW097sEU6C@thomas>
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> -----Original Message-----
> From: Thomas Monjalon <thomas@monjalon.net>
> Sent: 2023=1B$BG/=1B(B2=1B$B7n=1B(B6=1B$BF|=1B(B 15:23
> To: Ye, MingjinX <mingjinx.ye@intel.com>
> Cc: dev@dpdk.org; stable@dpdk.org; Zhou, YidingX
> <yidingx.zhou@intel.com>; Yang, Qiming <qiming.yang@intel.com>; Zhang,
> Qi Z <qi.z.zhang@intel.com>; Ye, MingjinX <mingjinx.ye@intel.com>;
> david.marchand@redhat.com; ferruh.yigit@amd.com
> Subject: Re: [PATCH] net/ice: fix get link status timeout
>=20
> 06/02/2023 07:22, Mingjin Ye:
> > When hw is just started, it will immediately obtain the link status,
> > and the longest attempt is 1 second. Some NICs are slow to initialize,
> > which make it fails to obtain the link status.
> >
> > The patch fixes this issue by modifying the longest attempt to 5 second=
s.
>=20
> What is the consequence?
DPDK could not get link status. At this point, the link status obtained thr=
ough
the pmd API is wrong.

> In which case, DPDK application would be blocked during 5 seconds?
When the dpdk application startup port is used, it will be blocked for up
to 5 seconds to ensure that the connection status can be obtained.
>=20