Re: [PATCH 9/33] i386 boot: Add serial output support to the decompressor

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Andi Kleen <[email protected]> writes:

> "Eric W. Biederman" <[email protected]> writes:
>>  			}
>> @@ -200,6 +224,178 @@ static void putstr(const char *s)
>>  	outb_p(0xff & (pos >> 1), vidport+1);
>>  }
>>  
>> +static void vid_console_init(void)
>
> Please just use early_printk instead of reimplementing this. 
> I think it should work in this context too.

There is certainly some value in that.  To do that I would
need to refactor early_printk to make it useable.

This comment from one of patches summaries the worst of the problems.

> /* WARNING!!
>  * This code is compiled with -fPIC and it is relocated dynamically
>  * at run time, but no relocation processing is performed.
>  * This means that it is not safe to place pointers in static structures.
>  */

lib/string.c might be useful.  The fact that the functions are not
static slightly concerns me.  I have a vague memory of non-static
functions generating relocations for no good reason.

Eric
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