On Fri, 13 Jun 2014 15:05:50 +1000 Stephen Rothwell <sfr@canb.auug.org.au> wrote:
>
> The reference to HPAGE_PMD_SIZE (which contains a BUILD_BUG() when
> CONFIG_TRANSPARENT_HUGEPAGE is not defined) used to be protected by a
> call to pmd_trans_huge_lock() (a static inline function that was
> contact 0 when CONFIG_TRANSPARENT_HUGEPAGE is not defined) so gcc did
  ^^^^^^^
constant

> not see the reference and the BUG_ON.  That protection has been
> removed ...

-- 
Cheers,
Stephen Rothwell                    sfr@canb.auug.org.au