Re: [PATCH printk v2 2/8] printk: Provide debug_store() for nbcon debugging

From: Petr Mladek
Date: Mon Jul 31 2023 - 11:43:18 EST


On Fri 2023-07-28 23:07:08, John Ogness wrote:
> On 2023-07-28, Petr Mladek <pmladek@xxxxxxxx> wrote:
> >> + r = vprintk_store(2, 7, NULL, fmt, args);
> >
> > We should probably use one of the LOG_LOCALX numbers, e.g.
> >
> > #define LOG_LOCAL0 (16<<3)
> >
> > Also, please use LOGLEVEL_DEBUG instead of the hard coded "7".
>
> OK.
>
> I am also open to dropping the function and its use. When developing the
> ringbuffer I also had a similar function but never attempted to publish
> it. It is useful for developing/testing/debugging, but once everything
> works as it should it has no real purpose. I have no problems keeping
> the debug stuff hidden in my own private toolbox.

I do not mind to add this patch. It is actually pretty interesting
function. I wonder if it might inspire anyone for using this approach
for some other reasons.

Best Regards,
Petr