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Re: [PATCH v9 3/3] printk: fix double printing with earlycon

From Aleksey Makarov <aleksey.makarov@linaro.org>
Newsgroups linux.kernel
Subject Re: [PATCH v9 3/3] printk: fix double printing with earlycon
Date 2017-05-11 23:20 +0200
Message-ID <tG3F7-3bi-1@gated-at.bofh.it> (permalink)
References (1 earlier) <tsZJ0-7kG-21@gated-at.bofh.it> <tF8GR-7BJ-5@gated-at.bofh.it> <tFRDY-3XM-7@gated-at.bofh.it> <tFRXk-44b-13@gated-at.bofh.it> <tFUBQ-5JW-17@gated-at.bofh.it>
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On 05/11/2017 02:32 PM, Sergey Senozhatsky wrote:
> On (05/11/17 17:41), Sergey Senozhatsky wrote:
> [..]
>> Alexey,
>> can we have preferred console at offset 0 (not at console_cmdline_cnt - 1)
>> and restore the previous register_console() iteration order?
> 
> btw, what if someone has configured the system as
> console=   non-braille non-braille braille non-braille?
> "The last non-braille console is always the preferred one"
> is not true in this case.

I don't quite follow what you think is problem here.
The invariant keeps here, the code makes it always true.
In this case the last console is non-braille and it is preferred.
What is the problem?

Thank you
Aleksey Makarov

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Re: [PATCH v9 3/3] printk: fix double printing with earlycon Sabrina Dubroca <sd@queasysnail.net> - 2017-05-09 10:30 +0200
  Re: [PATCH v9 3/3] printk: fix double printing with earlycon Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2017-05-11 10:30 +0200
    Re: [PATCH v9 3/3] printk: fix double printing with earlycon Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2017-05-11 10:50 +0200
      Re: [PATCH v9 3/3] printk: fix double printing with earlycon Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2017-05-11 13:40 +0200
        Re: [PATCH v9 3/3] printk: fix double printing with earlycon Aleksey Makarov <aleksey.makarov@linaro.org> - 2017-05-11 23:20 +0200
          Re: [PATCH v9 3/3] printk: fix double printing with earlycon Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> - 2017-05-12 03:20 +0200
      Re: [PATCH v9 3/3] printk: fix double printing with earlycon Aleksey Makarov <aleksey.makarov@linaro.org> - 2017-05-11 23:20 +0200
      Re: [PATCH v9 3/3] printk: fix double printing with earlycon Petr Mladek <pmladek@suse.com> - 2017-05-12 15:00 +0200
        Re: [PATCH v9 3/3] printk: fix double printing with earlycon Petr Mladek <pmladek@suse.com> - 2017-05-12 15:50 +0200
          Re: [PATCH v9 3/3] printk: fix double printing with earlycon Aleksey Makarov <aleksey.makarov@linaro.org> - 2017-05-14 23:10 +0200
        Re: [PATCH v9 3/3] printk: fix double printing with earlycon Sergey Senozhatsky <sergey.senozhatsky@gmail.com> - 2017-05-13 13:50 +0200
        Re: [PATCH v9 3/3] printk: fix double printing with earlycon Aleksey Makarov <aleksey.makarov@linaro.org> - 2017-05-14 22:40 +0200
          Re: [PATCH v9 3/3] printk: fix double printing with earlycon Petr Mladek <pmladek@suse.com> - 2017-05-18 17:50 +0200

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