On 12/09/2016 01:14 PM, kbuild test robot wrote:
Hi Vlastimil,
[auto build test ERROR on mmotm/master]
[also build test ERROR on v4.9-rc8 next-20161208]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system]
url:
https://github.com/0day-ci/linux/commits/Vlastimil-Babka/mm-page_alloc-don-t-convert-pfn-to-idx-when-merging/20161209-192634
base: git://git.cmpxchg.org/linux-mmotm.git master
config: i386-randconfig-s1-201649 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
# save the attached .config to linux build tree
make ARCH=i386
All errors (new ones prefixed by >>):
mm/page_isolation.c: In function 'unset_migratetype_isolate':
mm/page_isolation.c:106:16: error: implicit declaration of function
'__find_buddy_index' [-Werror=implicit-function-declaration]
buddy_idx = __find_buddy_index(page_idx, order);
^~~~~~~~~~~~~~~~~~
Looks like my .config was missing MEMORY_ISOLATION. Fix is trivial and
will include in v2 eventually after feedback.
