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Date:   Mon, 12 Jul 2021 07:25:21 +0100
From:   Christoph Hellwig <hch@infradead.org>
To:     Matteo Croce <mcroce@linux.microsoft.com>
Cc:     linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org,
        Jens Axboe <axboe@kernel.dk>, linux-kernel@vger.kernel.org,
        Lennart Poettering <lennart@poettering.net>,
        Luca Boccassi <bluca@debian.org>,
        Alexander Viro <viro@zeniv.linux.org.uk>,
        Damien Le Moal <damien.lemoal@wdc.com>,
        Tejun Heo <tj@kernel.org>,
        Javier Gonz??lez <javier@javigon.com>,
        Niklas Cassel <niklas.cassel@wdc.com>,
        Johannes Thumshirn <johannes.thumshirn@wdc.com>,
        Hannes Reinecke <hare@suse.de>,
        Matthew Wilcox <willy@infradead.org>,
        Christoph Hellwig <hch@infradead.org>,
        JeffleXu <jefflexu@linux.alibaba.com>
Subject: Re: [PATCH v4 1/5] block: add disk sequence number
Message-ID: <YOvgUcLeocxQxZNY@infradead.org>
References: <20210711175415.80173-1-mcroce@linux.microsoft.com>
 <20210711175415.80173-2-mcroce@linux.microsoft.com>
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On Sun, Jul 11, 2021 at 07:54:11PM +0200, Matteo Croce wrote:
> +void inc_diskseq(struct gendisk *disk)
> +{
> +	disk->diskseq = atomic64_inc_return(&diskseq);
> +}
> +EXPORT_SYMBOL_GPL(inc_diskseq);

No need to export inc_diskseq in the new world order.

Otherwise looks good:

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