Re: [PATCH v2] kbuild: Fail if gold linker is detected

From: Thomas Gleixner
Date: Sat Jul 20 2019 - 05:34:35 EST


On Sat, 20 Jul 2019, Mike Lothian wrote:
> On Wed, 17 Jul 2019 at 08:57, Thomas Gleixner <tglx@xxxxxxxxxxxxx> wrote:
> I've done a bit more digging, I had a second machine that was building
> Linus's tree just fine with ld.gold
>
> I tried forcing ld.bfd on the problem machine and got this:
>
> ld.bfd: arch/x86/boot/compressed/head_64.o: warning: relocation in
> read-only section `.head.text'
> ld.bfd: warning: creating a DT_TEXTREL in object
>
> I had a look at the differences in the kernel configs and noticed this:
>
> CONFIG_RANDOMIZE_BASE=y
> CONFIG_X86_NEED_RELOCS=y
> CONFIG_PHYSICAL_ALIGN=0x1000000
> CONFIG_DYNAMIC_MEMORY_LAYOUT=y
> CONFIG_RANDOMIZE_MEMORY=y
> CONFIG_RANDOMIZE_MEMORY_PHYSICAL_PADDING=0x0
>
> Unsetting CONFIG_RANDOMIZE_BASE=y gets things working for me with ld.gold again

Can you please provide the full config? I have the above set here and it
builds just fine.

> In light of this - can we drop this patch?

No. I'm not going to deal with unsupported tools.

Thanks,

tglx