linux-kernel - Re: [PATCH] soc: Convert to using %pOFn instead of device

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Date:   Tue, 28 Aug 2018 13:48:01 -0500
From:   Li Yang <leoyang.li@....com>
To:     Rob Herring <robh@...nel.org>
Cc:     lkml <linux-kernel@...r.kernel.org>,
        Zhao Qiang <qiang.zhao@....com>, andy.gross@...aro.org,
        david.brown@...aro.org, Heiko Stuebner <heiko@...ech.de>,
        thierry.reding@...il.com, Jon Hunter <jonathanh@...dia.com>,
        Santosh Shilimkar <ssantosh@...nel.org>,
        linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>, linux-soc@...r.kernel.org
Subject: Re: [PATCH] soc: Convert to using %pOFn instead of device_node.name

On Mon, Aug 27, 2018 at 8:57 PM Rob Herring <robh@...nel.org> wrote:
>
> In preparation to remove the node name pointer from struct device_node,
> convert printf users to use the %pOFn format specifier.

Please forgive my ignorance, but what is this format specifier do
exactly?   I cannot find anything listed in the printf specification
matching this.  Is this something newly introduced?

Leo