netdev - Re: [PATCH net 0/7] Bugfixes in Microsemi Ocelot switch driver

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Message-ID: <20200916095632.GI9675@piout.net>
Date:   Wed, 16 Sep 2020 11:56:32 +0200
From:   Alexandre Belloni <alexandre.belloni@...tlin.com>
To:     Vladimir Oltean <olteanv@...il.com>
Cc:     davem@...emloft.net, netdev@...r.kernel.org, yangbo.lu@....com,
        xiaoliang.yang_1@....com, UNGLinuxDriver@...rochip.com,
        claudiu.manoil@....com, andrew@...n.ch, vivien.didelot@...il.com,
        f.fainelli@...il.com, kuba@...nel.org
Subject: Re: [PATCH net 0/7] Bugfixes in Microsemi Ocelot switch driver

Hi,

On 15/09/2020 21:22:22+0300, Vladimir Oltean wrote:
> From: Vladimir Oltean <vladimir.oltean@....com>
> 
> This is a series of 7 assorted patches for "net", on the drivers for the
> VSC7514 MIPS switch (Ocelot-1), the VSC9953 PowerPC (Seville), and a few
> more that are common to all supported devices since they are in the
> common library portion.
> 
> Vladimir Oltean (7):
>   net: mscc: ocelot: fix race condition with TX timestamping
>   net: mscc: ocelot: add locking for the port TX timestamp ID
>   net: dsa: seville: fix buffer size of the queue system
>   net: mscc: ocelot: check for errors on memory allocation of ports
>   net: mscc: ocelot: error checking when calling ocelot_init()
>   net: mscc: ocelot: refactor ports parsing code into a dedicated
>     function
>   net: mscc: ocelot: unregister net devices on unbind
> 
>  drivers/net/dsa/ocelot/felix.c             |   5 +-
>  drivers/net/dsa/ocelot/seville_vsc9953.c   |   2 +-
>  drivers/net/ethernet/mscc/ocelot.c         |  13 +-
>  drivers/net/ethernet/mscc/ocelot_net.c     |  12 +-
>  drivers/net/ethernet/mscc/ocelot_vsc7514.c | 234 ++++++++++++---------
>  include/soc/mscc/ocelot.h                  |   1 +
>  net/dsa/tag_ocelot.c                       |  11 +-
>  7 files changed, 168 insertions(+), 110 deletions(-)
> 

This series is leading to multiple crashes on my vc7524 board. I'm
trying to pinpoint the problematic commits


-- 
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com