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Subject: Re: [PATCH 10/19] fs/io_uring: set FOLL_PIN via pin_user_pages()
To:     John Hubbard <jhubbard@nvidia.com>,
        Andrew Morton <akpm@linux-foundation.org>
Cc:     Al Viro <viro@zeniv.linux.org.uk>,
        Alex Williamson <alex.williamson@redhat.com>,
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        Dave Chinner <david@fromorbit.com>,
        David Airlie <airlied@linux.ie>,
        "David S . Miller" <davem@davemloft.net>,
        Ira Weiny <ira.weiny@intel.com>, Jan Kara <jack@suse.cz>,
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        Mauro Carvalho Chehab <mchehab@kernel.org>,
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References: <20191030224930.3990755-1-jhubbard@nvidia.com>
 <20191030224930.3990755-11-jhubbard@nvidia.com>
From:   Jens Axboe <axboe@kernel.dk>
Message-ID: <979ba2a3-ee04-fb12-204d-1b68c7b6e141@kernel.dk>
Date:   Fri, 1 Nov 2019 08:49:39 -0600
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On 10/30/19 4:49 PM, John Hubbard wrote:
> Convert fs/io_uring to use the new pin_user_pages() call, which sets
> FOLL_PIN. Setting FOLL_PIN is now required for code that requires
> tracking of pinned pages, and therefore for any code that calls
> put_user_page().

Reviewed-by: Jens Axboe <axboe@kernel.dk>

-- 
Jens Axboe