Re: linux-next: build failure after merge of the compiler-attributes tree

From: Miguel Ojeda
Date: Wed Feb 06 2019 - 16:48:29 EST

Hi Stephen,

On Wed, Feb 6, 2019 at 10:31 PM Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
> Hi Miguel,
> After merging the compiler-attributes tree, today's linux-next build
> (arm multi_v7_defconfig) failed like this:
> In file included from arch/arm/crypto/aes-neonbs-glue.c:17:
> include/linux/module.h:138:7: error: section of alias 'cleanup_module' must match section of its target
> void cleanup_module(void) __exit __attribute__((alias(#exitfn)));
> ^~~~~~~~~~~~~~
> arch/arm/crypto/aes-neonbs-glue.c:433:1: note: in expansion of macro 'module_exit'
> module_exit(aes_exit);
> ^~~~~~~~~~~
> Caused by commit
> b31ca3fcca36 ("include/linux/module.h: mark init/cleanup_module aliases as __init/exit")
> I have used the compiler-attributes tree from next-20190206 for today.

Yeah, sorry about that! I saw it an hour ago from the build bot and
already took out the branch from -next.

I tested the change on a subset of modules before pushing, but it
turns out there are some modules that do not mark their functions with
__init/__exit and that, in turns, makes GCC complain.

I sent a message about it a few minutes ago: