linux-kernel - Re: [RFC 1/6] genhd: update docs for GENHD_FL

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Date:   Fri, 16 Jul 2021 07:50:11 +0200
From:   Hannes Reinecke <hare@...e.de>
To:     Luis Chamberlain <mcgrof@...nel.org>, axboe@...nel.dk
Cc:     bvanassche@....org, ming.lei@...hat.com, hch@...radead.org,
        jack@...e.cz, osandov@...com, linux-block@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [RFC 1/6] genhd: update docs for GENHD_FL_UP

On 7/15/21 10:23 PM, Luis Chamberlain wrote:
> The GENHD_FL_UP is used internally so we can know when we can add and
> remove partitions, so just clarify that. Right now it has this 1980's
> description comparing it to network drivers "ifconfig up" idea, and
> that can easily lead to invalid uses.
> 
> Signed-off-by: Luis Chamberlain <mcgrof@...nel.org>
> ---
>   include/linux/genhd.h | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/include/linux/genhd.h b/include/linux/genhd.h
> index 51f27b9b38b5..dc07a957c9e1 100644
> --- a/include/linux/genhd.h
> +++ b/include/linux/genhd.h
> @@ -61,7 +61,7 @@ struct partition_meta_info {
>    * Affects responses to the ``CDROM_GET_CAPABILITY`` ioctl.
>    *
>    * ``GENHD_FL_UP`` (0x0010): indicates that the block device is "up",
> - * with a similar meaning to network interfaces.
> + * and we can add / remove partitions.
>    *
>    * ``GENHD_FL_SUPPRESS_PARTITION_INFO`` (0x0020): don't include
>    * partition information in ``/proc/partitions`` or in the output of
> 
Reviewed-by: Hannes Reinecke <hare@...e.de>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke                Kernel Storage Architect
hare@...e.de                              +49 911 74053 688
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