queue_pages_range() isolates hugetlbfs pages and putback_lru_pages() can't
handle these. We should change it to putback_movable_pages().
Naoya said that it is worth going into stable, because it can break
in-use hugepage list.
Cc: <sta...@vger.kernel.org> # 3.12
Acked-by: Rafael Aquini <aqu...@redhat.com>
Reviewed-by: Naoya Horiguchi <n-horigu...@ah.jp.nec.com>
Reviewed-by: Wanpeng Li <liw...@linux.vnet.ibm.com>
Signed-off-by: Joonsoo Kim <iamjoonsoo....@lge.com>
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index eca4a31..6d04d37 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -1318,7 +1318,7 @@ static long do_mbind(unsigned long start, unsigned long
len,
if (nr_failed && (flags & MPOL_MF_STRICT))
err = -EIO;
} else
- putback_lru_pages(&pagelist);
+ putback_movable_pages(&pagelist);
up_write(&mm->mmap_sem);
mpol_out:
--
1.7.9.5
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