linux-kernel - Re: [PATCH 2/2] of: remove /proc/device-tree

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Message-ID: <CACxGe6u2wNbPQSOPRCRO0To5UC-b8rXYanv2xv26hk5oaozvPA@mail.gmail.com>
Date:	Wed, 20 Mar 2013 21:38:03 +0000
From:	Grant Likely <grant.likely@...retlab.ca>
To:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	devicetree-discuss <devicetree-discuss@...ts.ozlabs.org>,
	Rob Herring <rob.herring@...xeda.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	"David S. Miller" <davem@...emloft.net>
Subject: Re: [PATCH 2/2] of: remove /proc/device-tree

On Wed, Mar 20, 2013 at 2:57 PM, Benjamin Herrenschmidt
<benh@...nel.crashing.org> wrote:
> On Wed, 2013-03-20 at 14:51 +0000, Grant Likely wrote:
>> The same data is now available in sysfs, so we can remove the code
>> that exports it in /proc and replace it with a symlink to the sysfs
>> version.
>>
>> Tested on versatile qemu model and mpc5200 eval board. More testing
>> would be appreciated.
>
> NAK. It should at the very least be a CONFIG option for a while before
> completely switching over.

I'll modify patch 1 to create the symlink if CONFIG_PROC_DEVICETREE is
not set. After the first patch can be applied we can leave it for a
release or two before applying the second.

g.
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