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From: Jens Axboe <axboe@kernel.dk>
To: Enze Li <lienze@kylinos.cn>, phil@philpotter.co.uk
Cc: linux-kernel@vger.kernel.org, linux-block@vger.kernel.org
Subject: Re: [PATCH] cdrom: do not print info list when there is no cdrom device
Date: Fri, 8 Apr 2022 06:34:04 -0600	[thread overview]
Message-ID: <25390602-cfa0-dba3-bfbc-a35ed6b44bcf@kernel.dk> (raw)
In-Reply-To: <20220408084221.1681592-1-lienze@kylinos.cn>

On 4/8/22 2:42 AM, Enze Li wrote:
> There is no need to print a list of cdrom entries with blank info when
> no cdrom device exists.  With this patch applied, we get:
> 
> ================================================
> $ cat /proc/sys/dev/cdrom/info
> CD-ROM information, Id:cdrom.c 3.20 2003/12/17
> 
> No device found.
> 
> ================================================

And what did we get before?

Will this potentially break applications that parse it?

-- 
Jens Axboe


  reply	other threads:[~2022-04-08 12:34 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-08  8:42 [PATCH] cdrom: do not print info list when there is no cdrom device Enze Li
2022-04-08 12:34 ` Jens Axboe [this message]
2022-04-09  4:25   ` Enze Li
2022-04-09  8:16     ` Phillip Potter
     [not found]       ` <f74b6933-5357-6b2c-3127-7a3465dadbdf@kylinos.cn>
2022-04-11 16:51         ` Jens Axboe
2022-04-18 21:04           ` Phillip Potter

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