Linux PCI Non-Transparent Bridge framework and drivers
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From: Logan Gunthorpe <logang@deltatee.com>
To: Jon Mason <jdmason@kudzu.us>, ThanhTuThai <cruisethai@gmail.com>
Cc: linux-ntb <linux-ntb@googlegroups.com>
Subject: Re: Ntb Transport Driver Problem After Power-up
Date: Mon, 27 Nov 2017 09:47:19 -0700	[thread overview]
Message-ID: <37fc41d9-5191-6f41-fd65-e175f0c661fa@deltatee.com> (raw)
In-Reply-To: <CAPoiz9zzL6jZeCa4o+AQN2j8J-5nMxQkojWdVEAb96==+v+awg@mail.gmail.com>



On 27/11/17 09:39 AM, Jon Mason wrote:
> It sounds like the link down/up isn't working properly.  Is the
> Microsemi NTB not able to detect a link down?

It can detect a link down, but the link doesn't actually go down in a 
lot of cases. If the host is just soft rebooted after a crash, I don't 
think the link will go down.

Logan

  reply	other threads:[~2017-11-27 16:47 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CAJQW-Q4_hJ+23T0qhK9BRMbcfqdF7rnJkWWPmGKfN5WzyD-eJg@mail.gmail.com>
2017-11-27 16:39 ` Ntb Transport Driver Problem After Power-up Jon Mason
2017-11-27 16:47   ` Logan Gunthorpe [this message]
2017-11-27 17:00     ` Jon Mason
2017-11-27 17:09       ` Logan Gunthorpe
2017-11-27 17:38         ` Jon Mason
2017-11-27 23:33           ` ThanhTuThai
2017-11-27 23:35             ` Logan Gunthorpe
2017-11-27 23:44               ` ThanhTuThai
2017-11-28  0:14     ` Karl Kao
2017-11-28  1:42       ` Logan Gunthorpe
2017-11-28  2:16         ` Karl Kao
2017-11-28  3:01           ` Logan Gunthorpe
2017-11-28  3:24             ` Karl Kao
2017-11-29 23:44               ` Karl Kao

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