Messages in this thread | | | Date | Fri, 10 Mar 2023 10:54:48 +0900 | From | Sergey Senozhatsky <> | Subject | Re: [PATCH] Documentation/serial-console: Document the behavior when the last console= parameter is not used |
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On (23/03/08 12:24), Petr Mladek wrote: > > The console= kernel command-line parameter defines where the kernel > messages appear. It can be used multiple times to make the kernel log > visible on more devices. > > The ordering of the console= parameters is important. In particular, > the last one defines which device can be accessed also via /dev/console. > > The behavior is more complicated when the last console= parameter is > ignored by kernel. It might be surprising because it was not intentional. > The kernel just works this way historically. > > There were few attempts to change the behavior. Unfortunately, it can't > be done because it would break existing users. Document the historical > behavior at least. > > Link: https://lore.kernel.org/r/20170606143149.GB7604@pathway.suse.cz > Link: https://lore.kernel.org/r/20230213113912.1237943-1-rkanwal@rivosinc.com > Signed-off-by: Petr Mladek <pmladek@suse.com>
Looks good!
Reviewed-by: Sergey Senozhatsky <senozhatsky@chromium.org>
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