On Fri 05-01-18 12:42:39, Andrew Morton wrote:
> On Fri, 5 Jan 2018 15:29:12 +0800 kbuild test robot <fengguang.wu@xxxxxxxxx> wrote:
>
> > Hi Michal,
> >
> > First bad commit (maybe != root cause):
> >
> > tree: git://git.cmpxchg.org/linux-mmotm.git master
> > head: 1ceb98996d2504dd4e0bcb5f4cb9009a18cd8aaa
> > commit: 37870392dd6966328ed2fe49a247ab37d6fa7344 [152/256] mm, hugetlb: unify core page allocation accounting and initialization
> > reproduce:
> > # apt-get install sparse
> > git checkout 37870392dd6966328ed2fe49a247ab37d6fa7344
> > make ARCH=x86_64 allmodconfig
> > make C=1 CF=-D__CHECK_ENDIAN__
> >
> >
>
> --- a/mm/migrate.c~mm-migrate-remove-reason-argument-from-new_page_t-fix-fix
> +++ a/mm/migrate.c
> @@ -1784,8 +1784,7 @@ static bool migrate_balanced_pgdat(struc
> }
>
> static struct page *alloc_misplaced_dst_page(struct page *page,
> - unsigned long data,
> - int **result)
> + unsigned long data)
> {
> int nid = (int) data;
> struct page *newpage;
> _
>
> That's against mm-migrate-remove-reason-argument-from-new_page_t.patch.
Yeah http://lkml.kernel.org/r/20180105090753.GI2801@xxxxxxxxxxxxxx
and another that sneaked in http://lkml.kernel.org/r/20180105085259.GH2801@xxxxxxxxxxxxxx
I really do not know how this passed my standard build test batery.
Something must have been clearly broken there.
--
Michal Hocko
SUSE Labs
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