Subject: Re: linux-next: build warning after merge of the tip tree

From: Stephen Rothwell <[email-masked]>
Date: Sun, 4 Oct 2020 21:00:18 +1100

Hi Kees,

On Sun, 4 Oct 2020 01:27:01 -0700 Kees Cook <[email-masked]> wrote:
>
> I assume CONFIG_CONSTRUCTORS is enabled for your build (it should be for

yes, indeed.

> allmodconfig). Does this patch fix it? (I'm kind of blindly guessing
> based on my understanding of where this could be coming from...)
> 
> 
> diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
> index e1843976754a..22f14956214a 100644
> --- a/include/asm-generic/vmlinux.lds.h
> +++ b/include/asm-generic/vmlinux.lds.h
> @@ -701,6 +701,7 @@
>  #ifdef CONFIG_CONSTRUCTORS
>  #define KERNEL_CTORS()	. = ALIGN(8);			   \
>  			__ctors_start = .;		   \
> +			KEEP(*(SORT(.ctors.*)))		   \
>  			KEEP(*(.ctors))			   \
>  			KEEP(*(SORT(.init_array.*)))	   \
>  			KEEP(*(.init_array))		   \

And that makes the messages go away.

-- 
Cheers,
Stephen Rothwell