linux-kernel - Re: [PATCH V3 2/3] fs: Move swap_[de]activate to file

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Date:   Mon, 2 Dec 2019 09:01:53 -0800
From:   Christoph Hellwig <hch@...radead.org>
To:     ira.weiny@...el.com
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        Chris Mason <clm@...com>, Josef Bacik <josef@...icpanda.com>,
        David Sterba <dsterba@...e.com>,
        Jaegeuk Kim <jaegeuk@...nel.org>, Chao Yu <chao@...nel.org>,
        linux-xfs@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        Trond Myklebust <trond.myklebust@...merspace.com>,
        Anna Schumaker <anna.schumaker@...app.com>,
        linux-btrfs@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-f2fs-devel@...ts.sourceforge.net, linux-nfs@...r.kernel.org,
        linux-mm@...ck.org, Dave Chinner <david@...morbit.com>,
        "Darrick J . Wong" <darrick.wong@...cle.com>,
        Jan Kara <jack@...e.cz>
Subject: Re: [PATCH V3 2/3] fs: Move swap_[de]activate to file_operations

While the patch itself looks fine, I kinda disagree with the rationale.
If we want different ops for DAX that applies to file operations just
as much as to the address space operations.

However I agree that the ops are logically a better fit for the file
operations, so:

Reviewed-by: Christoph Hellwig <hch@....de>