netdev - Re: [PATCH v8 7/7] PCI: Work around PCIe link training failures

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Message-ID: <alpine.DEB.2.21.2305142145320.11892@angie.orcam.me.uk>
Date: Sun, 14 May 2023 21:54:10 +0100 (BST)
From: "Maciej W. Rozycki" <macro@...am.me.uk>
To: Bjorn Helgaas <helgaas@...nel.org>
cc: Bjorn Helgaas <bhelgaas@...gle.com>, 
    Mahesh J Salgaonkar <mahesh@...ux.ibm.com>, 
    Oliver O'Halloran <oohall@...il.com>, 
    Michael Ellerman <mpe@...erman.id.au>, Nicholas Piggin <npiggin@...il.com>, 
    Christophe Leroy <christophe.leroy@...roup.eu>, 
    Saeed Mahameed <saeedm@...dia.com>, Leon Romanovsky <leon@...nel.org>, 
    "David S. Miller" <davem@...emloft.net>, 
    Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, 
    Paolo Abeni <pabeni@...hat.com>, 
    Alex Williamson <alex.williamson@...hat.com>, 
    Lukas Wunner <lukas@...ner.de>, 
    Mika Westerberg <mika.westerberg@...ux.intel.com>, 
    Stefan Roese <sr@...x.de>, Jim Wilson <wilson@...iptree.org>, 
    David Abdurachmanov <david.abdurachmanov@...il.com>, 
    Pali Rohár <pali@...nel.org>, linux-pci@...r.kernel.org, 
    linuxppc-dev@...ts.ozlabs.org, linux-rdma@...r.kernel.org, 
    netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v8 7/7] PCI: Work around PCIe link training failures

On Sun, 7 May 2023, Maciej W. Rozycki wrote:

> > We're going to land this series this cycle, come hell or high water.
> 
>  Thank you for coming back to me and for your promise.  I'll strive to 
> address your concerns next weekend.
> 
>  Unfortunately a PDU in my remote lab has botched up and I've lost control
> over it (thankfully not one for the RISC-V machine affected by the patch 
> series, so I can still manage it for reboots, etc., but the botched PDU is 
> actually upstream), so depending on how situation develops I may have to 
> book air travel instead and spend the whole weekend getting things back to 
> normal operation at my lab.  That unit was not supposed to fail, not in 
> such a silly way anyway, sigh...

 Last Thu the situation with the PDU became critical, so I spent a better 
part of yesterday and today travelling and then all night long getting 
things sorted.  So it'll have to be next weekend when I get back to these 
patches.  I hope we can still make it regardless.

  Maciej