netdev - Re: [PATCH v2 net] ptp: ocp: adjust serial port symlink creation

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Date: Wed, 5 Jun 2024 12:05:17 +0200
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: Vadim Fedorenko <vadim.fedorenko@...ux.dev>
Cc: Jakub Kicinski <kuba@...nel.org>, Jiri Slaby <jirislaby@...nel.org>,
	Jonathan Lemon <jonathan.lemon@...il.com>,
	linux-serial@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH v2 net] ptp: ocp: adjust serial port symlink creation

On Wed, Jun 05, 2024 at 12:53:13AM +0100, Vadim Fedorenko wrote:
> On 04/06/2024 12:50, Greg Kroah-Hartman wrote:
> > On Wed, May 22, 2024 at 01:39:21PM +0100, Vadim Fedorenko wrote:
> > > On 10/05/2024 12:13, Greg Kroah-Hartman wrote:
> > > > On Fri, May 10, 2024 at 11:04:05AM +0000, Vadim Fedorenko wrote:
> > > > > The commit b286f4e87e32 ("serial: core: Move tty and serdev to be children
> > > > > of serial core port device") changed the hierarchy of serial port devices
> > > > > and device_find_child_by_name cannot find ttyS* devices because they are
> > > > > no longer directly attached. Add some logic to restore symlinks creation
> > > > > to the driver for OCP TimeCard.
> > > > > 
> > > > > Fixes: b286f4e87e32 ("serial: core: Move tty and serdev to be children of serial core port device")
> > > > > Signed-off-by: Vadim Fedorenko <vadim.fedorenko@...ux.dev>
> > > > > ---
> > > > > v2:
> > > > >    add serial/8250 maintainers
> > > > > ---
> > > > >    drivers/ptp/ptp_ocp.c | 30 +++++++++++++++++++++---------
> > > > >    1 file changed, 21 insertions(+), 9 deletions(-)
> > > > 
> > > > Hi,
> > > > 
> > > > This is the friendly patch-bot of Greg Kroah-Hartman.  You have sent him
> > > > a patch that has triggered this response.  He used to manually respond
> > > > to these common problems, but in order to save his sanity (he kept
> > > > writing the same thing over and over, yet to different people), I was
> > > > created.  Hopefully you will not take offence and will fix the problem
> > > > in your patch and resubmit it so that it can be accepted into the Linux
> > > > kernel tree.
> > > > 
> > > > You are receiving this message because of the following common error(s)
> > > > as indicated below:
> > > > 
> > > > - You have marked a patch with a "Fixes:" tag for a commit that is in an
> > > >     older released kernel, yet you do not have a cc: stable line in the
> > > >     signed-off-by area at all, which means that the patch will not be
> > > >     applied to any older kernel releases.  To properly fix this, please
> > > >     follow the documented rules in the
> > > >     Documentation/process/stable-kernel-rules.rst file for how to resolve
> > > >     this.
> > > > 
> > > > If you wish to discuss this problem further, or you have questions about
> > > > how to resolve this issue, please feel free to respond to this email and
> > > > Greg will reply once he has dug out from the pending patches received
> > > > from other developers.
> > > 
> > > Hi Greg!
> > > 
> > > Just gentle ping, I'm still looking for better solution for serial
> > > device lookup in TimeCard driver.
> > 
> > See my comment on the other patch in this thread.
> > 
> > In short, you shouldn't need to do any of this.
> 
> Got it, thanks. I'll try to find another way.

Wait, no, please just remove all that, it should not be needed at all.