Messages in this thread | | | From | Geert Uytterhoeven <> | Date | Thu, 23 Jun 2022 12:15:42 +0200 | Subject | Re: [PATCH v2] printk/console: Enable console kthreads only when there is no boot console left |
| |
Hi Petr,
On Tue, Jun 21, 2022 at 11:09 AM Petr Mladek <pmladek@suse.com> wrote: > Threaded console printing does not take into consideration that boot > consoles may be accessing the same hardware as normal consoles and thus > must not be called in parallel. > > Since it is currently not possible to identify which consoles are > accessing the same hardware, delay threaded console printing activation > until it is known that there are no boot consoles registered. > > Link: https://lore.kernel.org/r/20220619204949.50d9154d@thinkpad > Link: https://lore.kernel.org/r/2a82eae7-a256-f70c-fd82-4e510750906e@samsung.com > Link: https://lore.kernel.org/r/20220619204949.50d9154d@thinkpad > Reported-by: Marek Behún <kabel@kernel.org> > [john.ogness@linutronix.de: Better description of the problem.] > Signed-off-by: Petr Mladek <pmladek@suse.com> > Tested-by: Marek Behún <kabel@kernel.org>
Thanks, this restores the lost printing of "38000000.serial: ttySIF0 at MMIO ..." on SiPEED MAiXBiT, so Tested-by: Geert Uytterhoeven <geert@linux-m68k.org>
Gr{oetje,eeting}s,
Geert
-- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds
| |