Re: [RFC v1 5/8] x86/init: move ebda reservations into linker table

From: Andy Lutomirski
Date: Thu Dec 17 2015 - 15:58:18 EST


On Thu, Dec 17, 2015 at 12:55 PM, H. Peter Anvin <hpa@xxxxxxxxx> wrote:
> On 12/17/15 12:48, Andy Lutomirski wrote:
>>
>> I'm entirely ignorant of anything going on in gPXE/iPXE.
>>
>> Can you explain what a linker table *does*? It looks like all you've
>> done in this patch is to move code around. What actually happens?
>>
>
> A linker table is a data structure that is stitched together from items
> in multiple object files.
>
> We already have a *bunch* of linker tables in Linux, mostly the init
> tables, but they are all built in an ad hoc manner which requires linker
> script modifications, which are of course per architecture.
>
> My desire would be to make a general linker table facility so that a new
> linker table can be implemented by changing C code only.

Sounds good to me.

--Andy
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