On Mon, Aug 13, 2012 at 07:13:16PM +0800, Xiao Guangrong wrote:
> THP_COLLAPSE_ALLOC is double counted if NUMA is disabled since it has
> already been calculated in khugepaged_alloc_hugepage
>
> Signed-off-by: Xiao Guangrong <xiaoguangrong@xxxxxxxxxxxxxxxxxx>
Acked-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
> ---
> mm/huge_memory.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/mm/huge_memory.c b/mm/huge_memory.c
> index 57c4b93..80bcd42 100644
> --- a/mm/huge_memory.c
> +++ b/mm/huge_memory.c
> @@ -1880,9 +1880,9 @@ static void collapse_huge_page(struct mm_struct *mm,
> *hpage = ERR_PTR(-ENOMEM);
> return;
> }
> + count_vm_event(THP_COLLAPSE_ALLOC);
> #endif
>
> - count_vm_event(THP_COLLAPSE_ALLOC);
> if (unlikely(mem_cgroup_newpage_charge(new_page, mm, GFP_KERNEL))) {
> #ifdef CONFIG_NUMA
> put_page(new_page);
> --
> 1.7.7.6
>
> --
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--
Kirill A. Shutemov
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