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Re: [Xen-devel] [PATCH 3/4] x86/linker: add a reloc section to ELF binary



>>> On 19.06.19 at 13:20, <andrew.cooper3@xxxxxxxxxx> wrote:
> On 19/06/2019 12:02, Roger Pau Monne wrote:
>> Note that the .reloc section is moved before .bss for two reasons: in
>> order for the resulting binary to not contain any section with data
>> after .bss, so that the file size can be smaller than the loaded
>> memory size, and because the data it contains is read-only, so it
>> belongs with the other sections containing read-only data.
> 
> The content of .relocs is transformed via mkreloc to become
> __base_relocs_{start,end} and shouldn't exist into the final linked
> image AFAICT.

The labels are referenced from code, and hence ...

> Since the MB1/MB2 builds aren't relocatable, I think we might be able to
> get away with simply excluding them in the non-EFI build.

... this won't be possible without further trickery, I'm afraid.

Jan



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