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Date:   Mon, 10 Aug 2020 14:24:19 +0200
From:   Christoph Hellwig <hch@lst.de>
To:     Peter Xu <peterx@redhat.com>
Cc:     linux-kernel@vger.kernel.org, linux-mm@kvack.org,
        Andrew Morton <akpm@linux-foundation.org>,
        Marty Mcfadden <mcfadden8@llnl.gov>,
        Andrea Arcangeli <aarcange@redhat.com>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Jann Horn <jannh@google.com>, Christoph Hellwig <hch@lst.de>,
        Oleg Nesterov <oleg@redhat.com>,
        Kirill Shutemov <kirill@shutemov.name>, Jan Kara <jack@suse.cz>
Subject: Re: [PATCH] mm/gup: Allow real explicit breaking of COW
Message-ID: <20200810122419.GA19656@lst.de>
References: <20200808223802.11451-1-peterx@redhat.com>
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This patch only seems to add a flag, but no actual user of it.