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From: Dan Williams <dan.j.williams@intel.com>
Date: Thu, 5 Jul 2018 13:34:01 -0700
Message-ID: <CAPcyv4h973nANXOUFe9rE7pn0tKxy=Csh=XYsyA6V_bPF0eRAw@mail.gmail.com>
Subject: Re: [PATCH 13/13] libnvdimm, namespace: Publish page structure init
 state / control
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Sender: owner-linux-mm@kvack.org
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To: Andrew Morton <akpm@linux-foundation.org>
Cc: Johannes Thumshirn <jthumshirn@suse.de>, Ross Zwisler <ross.zwisler@linux.intel.com>, Vishal Verma <vishal.l.verma@intel.com>, Dave Jiang <dave.jiang@intel.com>, Jeff Moyer <jmoyer@redhat.com>, Christoph Hellwig <hch@lst.de>, linux-nvdimm <linux-nvdimm@lists.01.org>, Linux MM <linux-mm@kvack.org>, Linux Kernel Mailing List <linux-kernel@vger.kernel.org>

On Thu, Jul 5, 2018 at 1:24 PM, Andrew Morton <akpm@linux-foundation.org> wrote:
> On Thu, 5 Jul 2018 16:49:41 +0200 Johannes Thumshirn <jthumshirn@suse.de> wrote:
>
>> On Thu, Jul 05, 2018 at 07:46:05AM -0700, Dan Williams wrote:
>> > ...but that also allows 'echo "syncAndThenSomeGarbage" >
>> > /sys/.../memmap_state' to succeed.
>>
>> Yep it does :-(.
>>
>> Damn
>
> sysfs_streq()

Nice... /me stares down a long list of needed cleanups in the
libnvdimm sysfs implementation with that gem.