linux-kernel - Re: [PATCH 12/19] md: use __register_blkdev to allocate devices on demand

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Message-ID: <CAPhsuW46Wg5Ju6coY73z7U6tr6hzcpnvMbj7tuxmVNsoH9NVxw@mail.gmail.com>
Date:   Fri, 28 Aug 2020 00:08:11 -0700
From:   Song Liu <song@...nel.org>
To:     Christoph Hellwig <hch@....de>
Cc:     Jens Axboe <axboe@...nel.dk>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Denis Efremov <efremov@...ux.com>,
        "David S. Miller" <davem@...emloft.net>,
        Al Viro <viro@...iv.linux.org.uk>, linux-block@...r.kernel.org,
        open list <linux-kernel@...r.kernel.org>,
        linux-ide@...r.kernel.org, linux-raid <linux-raid@...r.kernel.org>,
        linux-scsi@...r.kernel.org, linux-m68k@...ts.linux-m68k.org
Subject: Re: [PATCH 12/19] md: use __register_blkdev to allocate devices on demand

On Tue, Aug 25, 2020 at 11:53 PM Christoph Hellwig <hch@....de> wrote:
>
> Use the simpler mechanism attached to major_name to allocate a brd device
> when a currently unregistered minor is accessed.
>
> Signed-off-by: Christoph Hellwig <hch@....de>

Acked-by: Song Liu <song@...nel.org>