On Fri, 15 Sep 2023, Thomas Gleixner wrote:
> >> Patches 2-74 switch all uart port locking call sites to use the new
> >> wrappers. These patches were automatically generated using coccinelle.
> >
> > Hmm, no need to do this for drivers/tty/serial/zs.c?
>
> zs.c does not use port lock at all. It
On Thu, Sep 14 2023 at 20:01, Maciej W. Rozycki wrote:
> On Thu, 14 Sep 2023, John Ogness wrote:
>
>> Patches 2-74 switch all uart port locking call sites to use the new
>> wrappers. These patches were automatically generated using coccinelle.
>
> Hmm, no need to do this for drivers/tty/serial/zs
On Thu, 14 Sep 2023, John Ogness wrote:
> When a serial port is used for kernel console output, then all
> modifications to the UART registers which are done from other contexts,
> e.g. getty, termios, are interference points for the kernel console.
>
> So far this has been ignored and the printk
