linux-kernel - Re: [PATCH 2/2] serial: uartps: Use the same dynamin major number for all ports

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Date:   Mon, 10 Jun 2019 19:13:03 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Michal Simek <michal.simek@...inx.com>
Cc:     linux-kernel@...r.kernel.org, monstr@...str.eu, johan@...nel.org,
        Shubhrajyoti Datta <shubhrajyoti.datta@...inx.com>,
        Jiri Slaby <jslaby@...e.com>, linux-serial@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 2/2] serial: uartps: Use the same dynamin major number
 for all ports

On Mon, Jun 10, 2019 at 10:44:56AM +0200, Michal Simek wrote:
> From: Shubhrajyoti Datta <shubhrajyoti.datta@...inx.com>
> 
> Let kernel to find out major number dynamically for the first device and
> then reuse it for other instances.
> This fixes the issue that each uart is registered with a
> different major number.
> 
> After the patch:
> crw-------    1 root     root      253,   0 Jun 10 08:31 /dev/ttyPS0
> crw--w----    1 root     root      253,   1 Jan  1  1970 /dev/ttyPS1
> 
> Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@...inx.com>
> Signed-off-by: Michal Simek <michal.simek@...inx.com>
> ---
> 
>  drivers/tty/serial/xilinx_uartps.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)

Does not apply without patch 1/2, so dropping it from my queue.

Which is ALWAYS a good reason why you should submit bug fixes or other
things before code cleanup patches.

thanks,

greg k-h