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Date: Thu, 5 Jul 2018 13:24:55 -0700
From: Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH 13/13] libnvdimm, namespace: Publish page structure init
 state / control
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To: Johannes Thumshirn <jthumshirn@suse.de>
Cc: Dan Williams <dan.j.williams@intel.com>, 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, 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()