netdev - Re: [PATCH 1/1 v2] mvpp2: remove module bugfix

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Message-Id: <20200616.134210.827974432867806903.davem@davemloft.net>
Date:   Tue, 16 Jun 2020 13:42:10 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     sven.auhagen@...eatech.de
Cc:     netdev@...r.kernel.org, antoine.tenart@...tlin.com,
        gregory.clement@...tlin.com, maxime.chevallier@...tlin.com,
        thomas.petazzoni@...tlin.com, miquel.raynal@...tlin.com,
        mw@...ihalf.com, lorenzo@...nel.org, technoboy85@...il.com
Subject: Re: [PATCH 1/1 v2] mvpp2: remove module bugfix

From: Sven Auhagen <sven.auhagen@...eatech.de>
Date: Tue, 16 Jun 2020 06:35:29 +0200

> The remove function does not destroy all
> BM Pools when per cpu pool is active.
> 
> When reloading the mvpp2 as a module the BM Pools
> are still active in hardware and due to the bug
> have twice the size now old + new.
> 
> This eventually leads to a kernel crash.
> 
> v2:
> * add Fixes tag
> 
> Fixes: 7d04b0b13b11 ("mvpp2: percpu buffers")
> Signed-off-by: Sven Auhagen <sven.auhagen@...eatech.de>

Applied and queued up for -stable, thanks.