The patch titled
thp: fix interleaving for transparent hugepages
has been added to the -mm tree. Its filename is
thp-fix-interleaving-for-transparent-hugepages.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find
out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: thp: fix interleaving for transparent hugepages
From: Andi Kleen <ak@xxxxxxxxxxxxxxx>
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@xxxxxxxxxxxxxxx>
Cc: Christoph Lameter <cl@xxxxxxxxx>
Acked-by: Andrea Arcangeli <aarcange@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/mempolicy.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN mm/mempolicy.c~thp-fix-interleaving-for-transparent-hugepages mm/mempolicy.c
--- a/mm/mempolicy.c~thp-fix-interleaving-for-transparent-hugepages
+++ a/mm/mempolicy.c
@@ -1830,7 +1830,7 @@ alloc_pages_vma(gfp_t gfp, int order, st
if (unlikely(pol->mode == MPOL_INTERLEAVE)) {
unsigned nid;
- nid = interleave_nid(pol, vma, addr, PAGE_SHIFT);
+ nid = interleave_nid(pol, vma, addr, PAGE_SHIFT << order);
mpol_cond_put(pol);
page = alloc_page_interleave(gfp, order, nid);
put_mems_allowed();
_
Patches currently in -mm which might be from ak@xxxxxxxxxxxxxxx are
linux-next.patch
thp-fix-interleaving-for-transparent-hugepages.patch
fix-interleaving-for-transparent-hugepages-v2.patch
mm-numa-aware-alloc_task_struct_node.patch
mm-numa-aware-alloc_thread_info_node.patch
kthread-numa-aware-kthread_create_on_cpu.patch
kthread-use-kthread_create_on_cpu.patch
llist-lib-add-lock-less-null-terminated-single-list.patch
llist-irq_work-use-llist-in-irq_work.patch
llist-net-rds-replace-xlist-in-net-rds-xlisth-with-llist.patch
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