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Date: Wed, 22 Aug 2018 06:03:29 +0800
From: kbuild test robot <lkp@...el.com>
To: Mike Kravetz <mike.kravetz@...cle.com>
Cc: kbuild-all@...org, linux-mm@...ck.org,
linux-kernel@...r.kernel.org,
"Kirill A . Shutemov" <kirill.shutemov@...ux.intel.com>,
Jérôme Glisse <jglisse@...hat.com>,
Vlastimil Babka <vbabka@...e.cz>,
Naoya Horiguchi <n-horiguchi@...jp.nec.com>,
Davidlohr Bueso <dave@...olabs.net>,
Michal Hocko <mhocko@...nel.org>,
Andrew Morton <akpm@...ux-foundation.org>,
Mike Kravetz <mike.kravetz@...cle.com>, stable@...r.kernel.org
Subject: Re: [PATCH v3 1/2] mm: migration: fix migration of huge PMD shared
pages
Hi Mike,
I love your patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on v4.18 next-20180821]
[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/Mike-Kravetz/huge_pmd_unshare-migration-and-flushing/20180822-050255
config: i386-tinyconfig (attached as .config)
compiler: gcc-7 (Debian 7.3.0-16) 7.3.0
reproduce:
# save the attached .config to linux build tree
make ARCH=i386
All errors (new ones prefixed by >>):
arch/x86/mm/fault.o: In function `huge_pmd_sharing_possible':
>> fault.c:(.text+0xa06): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
arch/x86/mm/pgtable.o: In function `huge_pmd_sharing_possible':
pgtable.c:(.text+0x4): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
kernel/fork.o: In function `huge_pmd_sharing_possible':
fork.c:(.text+0x309): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
kernel/sysctl.o: In function `huge_pmd_sharing_possible':
sysctl.c:(.text+0x0): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
kernel/sched/core.o: In function `huge_pmd_sharing_possible':
core.c:(.text+0x299): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
kernel/sched/loadavg.o: In function `huge_pmd_sharing_possible':
loadavg.c:(.text+0x0): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
kernel/sched/clock.o: In function `huge_pmd_sharing_possible':
clock.c:(.text+0x0): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
kernel/sched/cputime.o: In function `huge_pmd_sharing_possible':
cputime.c:(.text+0x0): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
kernel/sched/idle.o: In function `huge_pmd_sharing_possible':
idle.c:(.text+0x36): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
kernel/sched/fair.o: In function `huge_pmd_sharing_possible':
fair.c:(.text+0x864): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
kernel/sched/rt.o: In function `huge_pmd_sharing_possible':
rt.c:(.text+0x72b): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
kernel/sched/deadline.o: In function `huge_pmd_sharing_possible':
deadline.c:(.text+0xac7): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
kernel/sched/wait.o: In function `huge_pmd_sharing_possible':
wait.c:(.text+0x16e): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
kernel/sched/wait_bit.o: In function `huge_pmd_sharing_possible':
wait_bit.c:(.text+0x7b): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
kernel/sched/swait.o: In function `huge_pmd_sharing_possible':
swait.c:(.text+0x4): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
kernel/sched/completion.o: In function `huge_pmd_sharing_possible':
completion.c:(.text+0x4): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
mm/filemap.o: In function `huge_pmd_sharing_possible':
filemap.c:(.text+0x3ca): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
mm/page_alloc.o: In function `huge_pmd_sharing_possible':
page_alloc.c:(.text+0xa95): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
mm/swap.o: In function `huge_pmd_sharing_possible':
swap.c:(.text+0x551): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
mm/vmscan.o: In function `huge_pmd_sharing_possible':
vmscan.c:(.text+0x5bb): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
mm/shmem.o: In function `huge_pmd_sharing_possible':
shmem.c:(.text+0x6d): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
mm/util.o: In function `huge_pmd_sharing_possible':
util.c:(.text+0xc): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
mm/compaction.o: In function `huge_pmd_sharing_possible':
compaction.c:(.text+0x0): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
mm/debug.o: In function `huge_pmd_sharing_possible':
debug.c:(.text+0x0): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
mm/gup.o: In function `huge_pmd_sharing_possible':
gup.c:(.text+0x17c): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
mm/memory.o: In function `huge_pmd_sharing_possible':
memory.c:(.text+0x5f9): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
mm/mincore.o: In function `huge_pmd_sharing_possible':
mincore.c:(.text+0x150): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
mm/mlock.o: In function `huge_pmd_sharing_possible':
mlock.c:(.text+0x245): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
mm/mmap.o: In function `huge_pmd_sharing_possible':
mmap.c:(.text+0x565): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
mm/mprotect.o: In function `huge_pmd_sharing_possible':
mprotect.c:(.text+0x39): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
mm/mremap.o: In function `huge_pmd_sharing_possible':
mremap.c:(.text+0xf2): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
mm/page_vma_mapped.o: In function `huge_pmd_sharing_possible':
page_vma_mapped.c:(.text+0x0): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
mm/pagewalk.o: In function `huge_pmd_sharing_possible':
pagewalk.c:(.text+0x13d): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
mm/rmap.o: In function `huge_pmd_sharing_possible':
rmap.c:(.text+0x3bb): multiple definition of `huge_pmd_sharing_possible'
arch/x86/mm/init_32.o:init_32.c:(.text+0x0): first defined here
---
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