Subject: Re: [PATCH v4 2/3] thp: add HPAGE_PMD_* definitions for !CONFIG_TRANSPARENT_HUGEPAGE

From: Paul Gortmaker <[email-masked]>
Date: Wed, 21 Mar 2012 18:36:00 -0400

On 12-03-21 06:19 PM, Andrew Morton wrote:
> On Wed, 21 Mar 2012 18:07:41 -0400
> Paul Gortmaker <[email-masked]> wrote:
> 
>> On Mon, Mar 12, 2012 at 6:30 PM, Naoya Horiguchi
>> <[email-masked]> wrote:
>>> These macros will be used in later patch, where all usage are expected
>>> to be optimized away without #ifdef CONFIG_TRANSPARENT_HUGEPAGE.
>>> But to detect unexpected usages, we convert existing BUG() to BUILD_BUG().
>>
>> Just a heads up that this showed up in linux-next today as the
>> cause of a new build failure for an ARM board:
> 
> Dammit.
> 
>> http://kisskb.ellerman.id.au/kisskb/buildresult/5930053/
> 
> Site is dead.  What was failure, please?

Odd, I just reloaded the above link and it seems alive?
Anyway here is where it goes off the rails.

mm/pgtable-generic.c: In function 'pmdp_clear_flush_young':
mm/pgtable-generic.c:76:136: error: call to '__build_bug_failed' declared with attribute error: BUILD_BUG failed
make[2]: *** [mm/pgtable-generic.o] Error 1

Build was for ARM, tct_hammer_defconfig

Paul.

--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to [email-masked].  For more info on Linux MM,
see: http://www.linux-mm.org/ .
Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/
Don't email: <a href=mailto:"[email-masked]"> [email-masked] </a>