linux-kernel - Re: [PATCH RFC 3/3] speakup: misc: Use dynamic minor numbers for speakup devices

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Message-ID: <20200309071506.GB4095204@kroah.com>
Date:   Mon, 9 Mar 2020 08:15:06 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Zhenzhong Duan <zhenzhong.duan@...il.com>
Cc:     linux-kernel@...r.kernel.org, jdike@...toit.com, richard@....at,
        anton.ivanov@...bridgegreys.com, miguel.ojeda.sandonis@...il.com,
        willy@...roxy.com, ksenija.stanojevic@...il.com, arnd@...db.de,
        mpm@...enic.com, herbert@...dor.apana.org.au,
        jonathan@...zard.org.uk, benh@...nel.crashing.org,
        davem@...emloft.net, b.zolnierkie@...sung.com, rjw@...ysocki.net,
        pavel@....cz, len.brown@...el.com,
        William Hubbs <w.d.hubbs@...il.com>,
        Chris Brannon <chris@...-brannons.com>,
        Kirk Reiser <kirk@...sers.ca>,
        Samuel Thibault <samuel.thibault@...-lyon.org>
Subject: Re: [PATCH RFC 3/3] speakup: misc: Use dynamic minor numbers for
 speakup devices

On Mon, Mar 09, 2020 at 10:17:47AM +0800, Zhenzhong Duan wrote:
> Arnd notes in the link:
>    | To clarify: the only numbers that I think should be changed to dynamic
>    | allocation are for drivers/staging/speakup. While this is a fairly old
>    | subsystem, I would expect that it being staging means we can be a
>    | little more progressive with the changes.
> 
> This releases misc device minor numbers 25-27 for dynamic usage.
> 
> Link: https://lore.kernel.org/lkml/20200120221323.GJ15860@mit.edu/t/
> Suggested-by: Arnd Bergmann <arnd@...db.de>
> Signed-off-by: Zhenzhong Duan <zhenzhong.duan@...il.com>
> Cc: William Hubbs <w.d.hubbs@...il.com>
> Cc: Chris Brannon <chris@...-brannons.com>
> Cc: Kirk Reiser <kirk@...sers.ca>
> Cc: Samuel Thibault <samuel.thibault@...-lyon.org>
> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> ---
>  drivers/staging/speakup/devsynth.c     | 10 +++-------
>  drivers/staging/speakup/speakup_soft.c | 14 +++++++-------
>  2 files changed, 10 insertions(+), 14 deletions(-)

speakup, while being in staging, has been around for a very long time,
so we might break things if we change their minor numbers.

I'd need an ACK from the speakup maintainers/developers before I can
take this as I don't have any way to verify what their systems look
like.

thanks,

greg k-h