| From | Greg Kroah-Hartman <> | Subject | [PATCH 3.10 075/129] mm/mempolicy: correct putback method for isolate pages if failed | Date | Mon, 6 Jan 2014 14:38:24 -0800 |
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3.10-stable review patch. If anyone has any objections, please let me know.
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From: Joonsoo Kim <iamjoonsoo.kim@lge.com>
commit b0e5fd7359f1ce8db4ccb862b3aa80d2f2cbf4d0 upstream.
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.
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com> Acked-by: Rafael Aquini <aquini@redhat.com> Reviewed-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> Reviewed-by: Wanpeng Li <liwanp@linux.vnet.ibm.com> Cc: Christoph Lameter <cl@linux.com> Cc: Vlastimil Babka <vbabka@suse.cz> Cc: Wanpeng Li <liwanp@linux.vnet.ibm.com> Cc: Mel Gorman <mgorman@suse.de> Cc: Rik van Riel <riel@redhat.com> Cc: Vlastimil Babka <vbabka@suse.cz> Cc: Zhang Yanfei <zhangyanfei@cn.fujitsu.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- mm/mempolicy.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -1271,7 +1271,7 @@ static long do_mbind(unsigned long start 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:
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