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SubjectRe: linux-next: build failure after merge of the rdma tree
Hi Guy,

On Wed, 5 Dec 2018 12:25:57 +0000 "Guy Levi(SW)" <guyle@mellanox.com> wrote:
>
> >
> > Huh. So apparently every compiler that tested this patch (0-day, mine,
> > the submitters) optimized this call away because is_atomic_response()
> > always returns 0: meaning mlx5_get_atomic_laddr is never callable and
> > can be deleted entirely, including the call to mlx5_get_send_wqe.
> >
> > Not sure what compiler setup will hit this, but it is clearly wrong
> > code..
>
> Flag -o0 ?

No, but the kbuild tree contains a change that allows turning off of
gcc's autoinlining and the CONFIG option guarding that gets turned on
for allmodconfig builds among others.

Masahiro, should CONFIG_NO_AUTO_INLINE maybe need to be off unless
explicitly enabled (like CONFIG_DEBUG_INFO and others)?

--
Cheers,
Stephen Rothwell
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