linux-kernel - Re: mmotm 2014-04-22-15-20 uploaded (uml 32- and 64-bit defconfigs)

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Date:	Wed, 23 Apr 2014 13:41:31 -0400
From:	Luiz Capitulino <lcapitulino@...hat.com>
To:	Randy Dunlap <rdunlap@...radead.org>
Cc:	akpm@...ux-foundation.org, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, linux-next@...r.kernel.org,
	nacc@...ux.vnet.ibm.com
Subject: Re: mmotm 2014-04-22-15-20 uploaded (uml 32- and 64-bit defconfigs)

On Wed, 23 Apr 2014 10:10:29 -0700
Randy Dunlap <rdunlap@...radead.org> wrote:

> On 04/22/14 15:21, akpm@...ux-foundation.org wrote:
> > The mm-of-the-moment snapshot 2014-04-22-15-20 has been uploaded to
> > 
> >    http://www.ozlabs.org/~akpm/mmotm/
> > 
> > mmotm-readme.txt says
> > 
> > README for mm-of-the-moment:
> > 
> > http://www.ozlabs.org/~akpm/mmotm/
> > 
> > This is a snapshot of my -mm patch queue.  Uploaded at random hopefully
> > more than once a week.
> > 
> > You will need quilt to apply these patches to the latest Linus release (3.x
> > or 3.x-rcY).  The series file is in broken-out.tar.gz and is duplicated in
> > http://ozlabs.org/~akpm/mmotm/series
> > 
> 
> include/linux/hugetlb.h:468:9: error: 'HPAGE_SHIFT' undeclared (first use in this function)

The patch adding HPAGE_SHIFT usage to hugetlb.h in current mmotm is this:

http://www.ozlabs.org/~akpm/mmotm/broken-out/hugetlb-ensure-hugepage-access-is-denied-if-hugepages-are-not-supported.patch

But I can't reproduce the issue to be sure what the problem is. Are you
building the kernel on 32bits? Can you provide the output of
"grep -i huge .config" or send your .config in private?
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