[PATCH] serial: xuartps: add __init to earlycon write method

Masahiro Yamada yamada.masahiro at socionext.com
Thu May 7 02:14:43 PDT 2015


Hi Arnd,

2015-05-07 18:08 GMT+09:00 Arnd Bergmann <arnd at arndb.de>:
> On Thursday 07 May 2015 18:02:39 Masahiro Yamada wrote:
>> @@ -1075,7 +1075,8 @@ static void cdns_uart_console_putchar(struct uart_port *port, int ch)
>>         writel(ch, port->membase + CDNS_UART_FIFO_OFFSET);
>>  }
>>
>> -static void cdns_early_write(struct console *con, const char *s, unsigned n)
>> +static void __init cdns_early_write(struct console *con, const char *s,
>> +                                   unsigned n)
>>  {
>>         struct earlycon_device *dev = con->data;
>>
>>
>
> Why?
>

I thought this function is used during the early boot stage.

I am seeing drivers/tty/serial/8250/8250_early.c
for reference.

All the functions in this file are marked as __init.

Perhaps, am I misunderstanding?



-- 
Best Regards
Masahiro Yamada



More information about the linux-arm-kernel mailing list