Messages in this thread | | | Date | Mon, 30 Nov 2015 11:27:41 +0900 | Subject | Re: The console log is doubled if earlycon is enabled | From | Masahiro Yamada <> |
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Hi Andy,
2015-11-29 11:30 GMT+09:00 Andy Shevchenko <andy.shevchenko@gmail.com>: > On Fri, Nov 27, 2015 at 12:21 PM, Masahiro Yamada > <yamada.masahiro@socionext.com> wrote: >> Hi, >> >> >> If I add "earlycon" to the kernel parameter, the log message >> on the earlycon is also displayed to the regular console. >> In other words, the same log messages are displayed twice. >> >> I noticed this problem on v4.4-rc1. >> It has not been fixed in the mainline yet, I think. >> >> Anybody who has a clue? >> (I have not done git-bisect yet.) > > Does adding the following line in > drivers/tty/serial/8250/8250_early.c:: early_serial8250_setup() fix > the issue? > > device->con->flags &= ~CON_PRINTBUFFER;
No. I tried that, but it did not fix the problem.
-- Best Regards Masahiro Yamada
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