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From:   David Howells <dhowells@redhat.com>
In-Reply-To: <b7833fd7-eb7d-2365-083d-5a01b9fee464@nvidia.com>
References: <b7833fd7-eb7d-2365-083d-5a01b9fee464@nvidia.com> <20230124170108.1070389-1-dhowells@redhat.com> <20230124170108.1070389-6-dhowells@redhat.com>
To:     John Hubbard <jhubbard@nvidia.com>,
        Christoph Hellwig <hch@infradead.org>
Cc:     dhowells@redhat.com, Al Viro <viro@zeniv.linux.org.uk>,
        Matthew Wilcox <willy@infradead.org>,
        Jens Axboe <axboe@kernel.dk>, "Jan Kara" <jack@suse.cz>,
        Jeff Layton <jlayton@kernel.org>,
        David Hildenbrand <david@redhat.com>,
        Jason Gunthorpe <jgg@nvidia.com>,
        Logan Gunthorpe <logang@deltatee.com>,
        linux-fsdevel@vger.kernel.org, linux-block@vger.kernel.org,
        linux-kernel@vger.kernel.org, "Christoph Hellwig" <hch@lst.de>
Subject: Re: [PATCH v9 5/8] block: Replace BIO_NO_PAGE_REF with BIO_PAGE_REFFED with inverted logic
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Date:   Tue, 24 Jan 2023 21:17:57 +0000
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John Hubbard <jhubbard@nvidia.com> wrote:

> > +	/* for now require references for all pages */
> =

> Maybe just delete this comment?

Christoph added that.  Presumably because this really should move to pinni=
ng
or be replaced with iomap, but it's not straightforward either way.  Chris=
toph?

David