Re: [PATCH 3/8] x86/boot/64: Add support of additional page table level during early boot

From: Andi Kleen
Date: Tue Apr 11 2017 - 10:09:24 EST


> I'll look closer (building proccess it's rather complicated), but my
> understanding is that VDSO is stand-alone binary and doesn't really links
> with the rest of the kernel, rather included as blob, no?
>
> Andy, may be you have an idea?

There isn't any way I know of to directly link them together. The ELF
format wasn't designed for that. You would need to merge blobs and then use
manual jump vectors, like the 16bit startup code does. It would be likely
complicated and ugly.

-Andi