netdev - Re: [patch net-next] mlxsw: spectrum: Upper-bound supported FW version

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Message-Id: <20180119.154639.1976472463237128637.davem@davemloft.net>
Date:   Fri, 19 Jan 2018 15:46:39 -0500 (EST)
From:   David Miller <davem@...emloft.net>
To:     jiri@...nulli.us
Cc:     netdev@...r.kernel.org, yuvalm@...lanox.com, idosch@...lanox.com,
        mlxsw@...lanox.com
Subject: Re: [patch net-next] mlxsw: spectrum: Upper-bound supported FW
 version

From: Jiri Pirko <jiri@...nulli.us>
Date: Thu, 18 Jan 2018 12:55:23 +0100

> From: Yuval Mintz <yuvalm@...lanox.com>
> 
> During initialization the driver checks whether the flashed FW image
> suits its requirements by checking that it's sufficiently new.
> However, there's only a weak backward compatibility scheme that is
> actually guaranteed by the FW, so driver must also upper bound the
> version to prevent compatibility issues between current driver and some
> possible future fw.
> 
> Signed-off-by: Yuval Mintz <yuvalm@...lanox.com>
> Reviewed-by: Ido Schimmel <idosch@...lanox.com>
> Signed-off-by: Jiri Pirko <jiri@...lanox.com>

Applied, thanks.