diff options
author | Andi Kleen <ak@linux.intel.com> | 2011-02-25 17:44:28 -0500 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-02-25 18:07:37 -0500 |
commit | 8eac563c1c3a2047083022357ae63722b19e4e08 (patch) | |
tree | 724280edfbf6bd8206b0cc0337ee242d2a2518e0 /mm/mempolicy.c | |
parent | 7137c6bd455234bcb7560fd829e6ee49cae5fed6 (diff) |
thp: fix interleaving for transparent hugepages
The THP code didn't pass the correct interleaving shift to the memory
policy code. Fix this here by adjusting for the order.
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Reviewed-by: Christoph Lameter <cl@linux.com>
Acked-by: Andrea Arcangeli <aarcange@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/mempolicy.c')
-rw-r--r-- | mm/mempolicy.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/mempolicy.c b/mm/mempolicy.c index 368fc9d23610..49355a970be2 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c | |||
@@ -1830,7 +1830,7 @@ alloc_pages_vma(gfp_t gfp, int order, struct vm_area_struct *vma, | |||
1830 | if (unlikely(pol->mode == MPOL_INTERLEAVE)) { | 1830 | if (unlikely(pol->mode == MPOL_INTERLEAVE)) { |
1831 | unsigned nid; | 1831 | unsigned nid; |
1832 | 1832 | ||
1833 | nid = interleave_nid(pol, vma, addr, PAGE_SHIFT); | 1833 | nid = interleave_nid(pol, vma, addr, PAGE_SHIFT + order); |
1834 | mpol_cond_put(pol); | 1834 | mpol_cond_put(pol); |
1835 | page = alloc_page_interleave(gfp, order, nid); | 1835 | page = alloc_page_interleave(gfp, order, nid); |
1836 | put_mems_allowed(); | 1836 | put_mems_allowed(); |