On Tue, Feb 09, 2016 at 01:26:08PM -0800, Andrew Morton wrote: > On Tue, 9 Feb 2016 21:41:44 +0530 "Aneesh Kumar K.V" > <[email protected]> wrote: > > @@ -660,6 +660,18 @@ static int __init hugepage_init(void) > > return -EINVAL; > > } > > > > + khugepaged_pages_to_scan = HPAGE_PMD_NR * 8; > > + khugepaged_max_ptes_none = HPAGE_PMD_NR - 1; > > I don't understand this change. We change the initialization from > at-compile-time to at-run-time, but nothing useful appears to have been > done.
It's preparation patch. HPAGE_PMD_NR is going to be based on variable on Power soon. Compile-time is not an option. -- Kirill A. Shutemov
