From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: "Theodore Y. Ts'o" <tytso@mit.edu>
Cc: Arnd Bergmann <arnd@arndb.de>,
Zhenzhong Duan <zhenzhong.duan@gmail.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: Question about dynamic minor number of misc device
Date: Tue, 21 Jan 2020 16:42:45 +0100 [thread overview]
Message-ID: <20200121154245.GB588670@kroah.com> (raw)
In-Reply-To: <20200120221323.GJ15860@mit.edu>
On Mon, Jan 20, 2020 at 05:13:23PM -0500, Theodore Y. Ts'o wrote:
> > - FLASH_MINOR move and rename to avoid conflict
> > - change speakup to dynamic minors
> > - support for high dynamic minor numbers if you are really motivated
> > (probably nobody needs these)
>
> Are we sure that reassigning minor device number conflits isn't going
> to break systems? Especially those on random, older, architectures
> they might not be using udev.
Note, I do not think udev has been in charge of creating /dev/ nodes for
well over 10 years now, that is up to devtmpfs.
thanks,
greg k-h
prev parent reply other threads:[~2020-01-21 15:42 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-20 8:33 Zhenzhong Duan
2020-01-20 10:03 ` Arnd Bergmann
2020-01-20 10:25 ` Zhenzhong Duan
2020-01-20 10:59 ` Arnd Bergmann
2020-01-20 22:13 ` Theodore Y. Ts'o
2020-01-21 7:56 ` Arnd Bergmann
2020-01-21 16:31 ` Theodore Y. Ts'o
2020-01-21 17:54 ` Sam Hartman
2020-01-21 15:42 ` Greg Kroah-Hartman [this message]
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