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Date: Wed, 9 May 2018 16:13:34 +0200
From: David Sterba <dsterba@suse.cz>
Subject: Re: vmalloc with GFP_NOFS
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To: Michal Hocko <mhocko@kernel.org>
Cc: "Theodore Y. Ts'o" <tytso@mit.edu>, LKML <linux-kernel@vger.kernel.org>, Artem Bityutskiy <dedekind1@gmail.com>, Richard Weinberger <richard@nod.at>, David Woodhouse <dwmw2@infradead.org>, Brian Norris <computersforpeace@gmail.com>, Boris Brezillon <boris.brezillon@free-electrons.com>, Marek Vasut <marek.vasut@gmail.com>, Cyrille Pitchen <cyrille.pitchen@wedev4u.fr>, Andreas Dilger <adilger.kernel@dilger.ca>, Steven Whitehouse <swhiteho@redhat.com>, Bob Peterson <rpeterso@redhat.com>, Trond Myklebust <trond.myklebust@primarydata.com>, Anna Schumaker <anna.schumaker@netapp.com>, Adrian Hunter <adrian.hunter@intel.com>, Philippe Ombredanne <pombredanne@nexb.com>, Kate Stewart <kstewart@linuxfoundation.org>, Mikulas Patocka <mpatocka@redhat.com>, linux-mtd@lists.infradead.org, linux-ext4@vger.kernel.org, cluster-devel@redhat.com, linux-nfs@vger.kernel.org, linux-mm@kvack.org

On Wed, May 09, 2018 at 03:42:22PM +0200, Michal Hocko wrote:
> On Tue 24-04-18 13:25:42, Michal Hocko wrote:
> [...]
> > > As a suggestion, could you take
> > > documentation about how to convert to the memalloc_nofs_{save,restore}
> > > scope api (which I think you've written about e-mails at length
> > > before), and put that into a file in Documentation/core-api?
> > 
> > I can.
> 
> Does something like the below sound reasonable/helpful?

Sounds good to me and matches how we've been using the vmalloc/nofs so
far.