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

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Date: Thu, 16 May 2024 12:42:01 +1000
From: Michael Ellerman <mpe@...erman.id.au>
To: Stephen Rothwell <sfr@...b.auug.org.au>, PowerPC
 <linuxppc-dev@...ts.ozlabs.org>
Cc: Hari Bathini <hbathini@...ux.ibm.com>, Linux Kernel Mailing List
 <linux-kernel@...r.kernel.org>, Linux Next Mailing List
 <linux-next@...r.kernel.org>
Subject: Re: linux-next: build warning after merge of the powerpc tree

Stephen Rothwell <sfr@...b.auug.org.au> 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