netdev - Re: stmmac on Banana PI CPU stalls since Linux 6.6

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Message-ID: <ZcoL0MseDC69s2_P@torres.zugschlus.de>
Date: Mon, 12 Feb 2024 13:15:12 +0100
From: Marc Haber <mh+netdev@...schlus.de>
To: Petr Tesařík <petr@...arici.cz>
Cc: Florian Fainelli <f.fainelli@...il.com>, Andrew Lunn <andrew@...n.ch>,
	alexandre.torgue@...s.st.com, Jose Abreu <joabreu@...opsys.com>,
	Chen-Yu Tsai <wens@...e.org>,
	Jernej Skrabec <jernej.skrabec@...il.com>,
	Samuel Holland <samuel@...lland.org>,
	Jisheng Zhang <jszhang@...nel.org>, netdev@...r.kernel.org
Subject: Re: stmmac on Banana PI CPU stalls since Linux 6.6

On Tue, Feb 06, 2024 at 09:23:51AM +0100, Petr Tesařík wrote:
> On Mon, 5 Feb 2024 13:50:35 -0800
> Florian Fainelli <f.fainelli@...il.com> wrote:
> 
> > On 2/5/24 12:12, Marc Haber wrote:
> > > On Fri, Jan 26, 2024 at 12:10:28PM +0100, Petr Tesařík wrote:  
> > >> Then you may want to start by verifying that it is indeed the same
> > >> issue. Try the linked patch.  
> > > 
> > > The linked patch seemed to help for 6.7.2, the test machine ran for five
> > > days without problems. After going to unpatched 6.7.2, the issue was
> > > back in six hours.  
> > 
> > Do you mind responding to Petr's patch with a Tested-by? Thanks!
> 
> I believe Marc tested my first attempt at a solution (the one with
> spinlocks), not the latest incarnation. FWIW I have tested a similar
> scenario, with similar results.

Where is the latest patch? I can give it a try.

Sorry for not responding any earlier, February 10 is an important tax
due date in Germany.

Greetings
Marc

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