[PATCH] net/ice: fix get link status timeout

韩爽 hanshuang at qianxin.com
Mon Feb 6 08:56:44 CET 2023



> -----Original Message-----
> From: Thomas Monjalon <thomas at monjalon.net>
> Sent: Monday, February 06, 2023 3:23 PM
> To: Mingjin Ye <mingjinx.ye at intel.com>
> Cc: dev at dpdk.org; stable at dpdk.org; yidingx.zhou at intel.com; Qiming Yang
> <qiming.yang at intel.com>; Qi Zhang <qi.z.zhang at intel.com>; Mingjin Ye
> <mingjinx.ye at intel.com>; david.marchand at redhat.com;
> ferruh.yigit at amd.com
> Subject: Re: [PATCH] net/ice: fix get link status timeout
> 
> 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 seconds.
> 
> What is the consequence?
> In which case, DPDK application would be blocked during 5 seconds?
> 

I think ice_link_update with wait_to_complete needs to be optimized when ice_link_update.
Our system integrates dozens or more interfaces(E810), even if wait 1 second, the system starts very slowly.


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