Re: [PATCH v2 2/7] mm/gup: introduce pin_user_page()

To: John Hubbard <jhubbard@xxxxxxxxxx>
Subject: Re: [PATCH v2 2/7] mm/gup: introduce pin_user_page()
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Mon, 5 Sep 2022 23:37:44 -0700
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Jens Axboe <axboe@xxxxxxxxx>, Alexander Viro <viro@xxxxxxxxxxxxxxxxxx>, Miklos Szeredi <miklos@xxxxxxxxxx>, Christoph Hellwig <hch@xxxxxxxxxxxxx>, "Darrick J . Wong" <djwong@xxxxxxxxxx>, Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>, Anna Schumaker <anna@xxxxxxxxxx>, Jan Kara <jack@xxxxxxx>, David Hildenbrand <david@xxxxxxxxxx>, Logan Gunthorpe <logang@xxxxxxxxxxxx>, linux-block@xxxxxxxxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx, linux-xfs@xxxxxxxxxxxxxxx, linux-nfs@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, LKML <linux-kernel@xxxxxxxxxxxxxxx>
In-reply-to: <20220831041843.973026-3-jhubbard@nvidia.com>

No need to export this, it really is an internal helper for
the iov_iter code.

Follow-Ups:
- Re: [PATCH v2 2/7] mm/gup: introduce pin_user_page()
  - From: John Hubbard

References:
- [PATCH v2 0/7] convert most filesystems to pin_user_pages_fast()
  - From: John Hubbard
- [PATCH v2 2/7] mm/gup: introduce pin_user_page()
  - From: John Hubbard