netdev - Re: [BUG] MVPP2 driver exploding in presence of a tap interface

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Message-ID: <0899d630-782d-a60e-154e-e26c467aba72@arm.com>
Date:   Tue, 30 Oct 2018 12:59:52 +0000
From:   Marc Zyngier <marc.zyngier@....com>
To:     Marcin Wojtas <mw@...ihalf.com>
Cc:     Antoine Tenart <antoine.tenart@...tlin.com>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Maxime Chevallier <maxime.chevallier@...tlin.com>,
        linux-arm-kernel@...ts.infradead.org,
        netdev <netdev@...r.kernel.org>,
        Grzegorz Jaszczyk <jaz@...ihalf.com>,
        Tomasz Nowicki <tn@...ihalf.com>
Subject: Re: [BUG] MVPP2 driver exploding in presence of a tap interface

Marcin,

On 30/10/18 12:37, Marcin Wojtas wrote:
> [Resend in UTF-8]
> 
> Hi Marc,
> 
> You use _really_ archaic firmware, the bug you see is 99% caused by a

Please let me fix this for you:

s/_really_ archaic/released/

> bug already fixed long time ago (cleanup all PP2 BM pools correctly
> during exit boot services). 

How long ago? Why didn't you say so when I reported the bug to you and
Antoine back in January? Also, why isn't that "clean-up" taken care of
by the Linux driver? Exiting boot services itself doesn't seem to cause
the issue, and it is setting the interface up that causes it.

> Please grab the latest release:
> https://github.com/MarvellEmbeddedProcessors/edk2-open-platform/wiki/files/flash-image-18.09.4.bin
> and let know if you observe any further issues with vanilla kernel.

What does this image contain?

Thanks,

	M.
-- 
Jazz is not dead. It just smells funny...