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

[Stephen Rothwell]

Hi all,

On Tue, 8 Dec 2020 23:01:57 +1100 Stephen Rothwell <s...@canb.auug.org.au> 
wrote:
>
> I will try the following patch tomorrow:
> 
> From: Stephen Rothwell <s...@canb.auug.org.au>
> Date: Tue, 8 Dec 2020 22:58:24 +1100
> Subject: [PATCH] powerpc: Add .data..Lubsan_data*/.data..Lubsan_type* 
> sections explicitly
> 
> Similarly to commit
> 
>   beba24ac5913 ("powerpc/32: Add .data..Lubsan_data*/.data..Lubsan_type* 
> sections explicitly")
> 
> since CONFIG_UBSAN bits can now be enabled for all*config.
> 
> Signed-off-by: Stephen Rothwell <s...@canb.auug.org.au>
> ---
>  arch/powerpc/kernel/vmlinux.lds.S | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/arch/powerpc/kernel/vmlinux.lds.S 
> b/arch/powerpc/kernel/vmlinux.lds.S
> index 3b4c26e94328..0318ba436f34 100644
> --- a/arch/powerpc/kernel/vmlinux.lds.S
> +++ b/arch/powerpc/kernel/vmlinux.lds.S
> @@ -296,6 +296,10 @@ SECTIONS
>  #else
>       .data : AT(ADDR(.data) - LOAD_OFFSET) {
>               DATA_DATA
> +#ifdef CONFIG_UBSAN
> +             *(.data..Lubsan_data*)
> +             *(.data..Lubsan_type*)
> +#endif
>               *(.data.rel*)
>               *(.toc1)
>               *(.branch_lt)
> -- 
> 2.29.2

This got rid of all the warnings.

-- 
Cheers,
Stephen Rothwell

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