Re: [GIT PULL] printk for 7.3-rc3

[Petr Mladek <pmladek@suse.com>]

Hi,

it is obviously for 7.3-rc7 ;-)

Best Regards,
Petr

On Tue 2026-10-06 08:57:44, Petr Mladek wrote:
> Hi Linus,
> 
> please pull one fix from
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/printk/linux.git tags/printk-for-7.3-rc7
> 
> ================================================================
> 
> - Allow using Braille console with a serial console driver converted
>   to NBCON API.
> 
> ================================================================
> 
> Note that Braille console is not a classic printk console. It uses
> the printk code for registration and the printk callbacks for emitting
> messages. But it is not added into console_list. Instead, it is wired
> into the VT code and shows the content displayed on the terminal.
> 
> The current solution is a kind of hack. John has started working
> on converting the Braille console driver to use the serdev API
> so that we do not have to deal with NBCON API in the VT context
> which is historically under console_lock...
> 
> We would like to get this temporary solution into 7.3 so that
> the Braille console does not stop working with the newly converted
> uart 8250 serial console driver.
> 
> ----------------------------------------------------------------
> Petr Mladek (1):
>       braille: nbcon: Allow to use a serial console with NBCON API as Braille console
> 
>  drivers/accessibility/braille/braille_console.c | 57 +++++++++++++++++-
>  drivers/tty/serial/8250/8250_port.c             |  5 +-
>  drivers/tty/serial/amba-pl011.c                 |  2 +-
>  drivers/tty/serial/imx.c                        |  2 +-
>  drivers/tty/serial/sifive.c                     |  2 +-
>  include/linux/console.h                         | 15 +++++
>  kernel/printk/nbcon.c                           | 79 +++++++++++++++++++++++++
>  7 files changed, 156 insertions(+), 6 deletions(-)