On Wed, Nov 11, 2020 at 03:40:05PM -0500, Zi Yan wrote:
From: Zi Yan ziy@nvidia.com
It adds a new_order parameter to set new page order in page owner. It prepares for upcoming changes to support split huge page to any lower order.
Signed-off-by: Zi Yan ziy@nvidia.com
include/linux/page_owner.h | 7 ++++--- mm/huge_memory.c | 2 +- mm/page_alloc.c | 2 +- mm/page_owner.c | 6 +++--- 4 files changed, 9 insertions(+), 8 deletions(-)
diff --git a/include/linux/page_owner.h b/include/linux/page_owner.h index 3468794f83d2..215cbb159568 100644 --- a/include/linux/page_owner.h +++ b/include/linux/page_owner.h @@ -31,10 +31,11 @@ static inline void set_page_owner(struct page *page, __set_page_owner(page, order, gfp_mask); } -static inline void split_page_owner(struct page *page, unsigned int nr) +static inline void split_page_owner(struct page *page, unsigned int nr,
unsigned int new_order){ if (static_branch_unlikely(&page_owner_inited))
__split_page_owner(page, nr);
__split_page_owner(page, nr, new_order);
Hm. Where do you correct __split_page_owner() declaration. I don't see it.