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

From: Michael Ellerman <[email-masked]>
Date: Thu, 16 May 2024 12:42:01 +1000

Stephen Rothwell <[email-masked]> writes:
> Hi all,
>
> After merging the powerpc tree, today's (it may have been yesterday's)
> linux-next build (powerpc allyesconfig) produced this warning:
>
> WARNING: modpost: vmlinux: section mismatch in reference: fadump_setup_param_area+0x200 (section: .text.fadump_setup_param_area) -> memblock_phys_alloc_range (section: .init.text)

I don't see the warning, but clearly it is possible if the compiler
decides not to inline fadump_setup_param_area().

What compiler version are you using?

cheers