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Date:   Wed, 16 Jun 2021 06:34:33 +0100
From:   Christoph Hellwig <hch@infradead.org>
To:     Jan Kara <jack@suse.cz>
Cc:     linux-fsdevel@vger.kernel.org,
        Christoph Hellwig <hch@infradead.org>,
        Dave Chinner <david@fromorbit.com>, ceph-devel@vger.kernel.org,
        Chao Yu <yuchao0@huawei.com>,
        Damien Le Moal <damien.lemoal@wdc.com>,
        "Darrick J. Wong" <darrick.wong@oracle.com>,
        Jaegeuk Kim <jaegeuk@kernel.org>,
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        Steve French <sfrench@samba.org>, Ted Tso <tytso@mit.edu>,
        Matthew Wilcox <willy@infradead.org>,
        "Darrick J . Wong" <djwong@kernel.org>
Subject: Re: [PATCH 04/14] mm: Add functions to lock invalidate_lock for two
 mappings
Message-ID: <YMmNafE6x/kUbRqL@infradead.org>
References: <20210615090844.6045-1-jack@suse.cz>
 <20210615091814.28626-4-jack@suse.cz>
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On Tue, Jun 15, 2021 at 11:17:54AM +0200, Jan Kara wrote:
> Some operations such as reflinking blocks among files will need to lock
> invalidate_lock for two mappings. Add helper functions to do that.
> 
> Reviewed-by: Darrick J. Wong <djwong@kernel.org>
> Signed-off-by: Jan Kara <jack@suse.cz>

Looks good,

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