A slightly better version of __split_huge_page();
Signed-off-by: Andrey Ryabinin <aryabi...@virtuozzo.com>
Cc: Vlastimil Babka <vba...@suse.cz>
Cc: Mel Gorman <mgor...@techsingularity.net>
Cc: Johannes Weiner <han...@cmpxchg.org>
Cc: Michal Hocko <mho...@kernel.org>
Cc: Rik van Riel <r...@surriel.com>
Cc: William Kucharski <william.kuchar...@oracle.com>
Cc: John Hubbard <jhubb...@nvidia.com>
---
mm/huge_memory.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 4ccac6b32d49..fcf657886b4b 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -2440,11 +2440,11 @@ static void __split_huge_page(struct page *page, struct
list_head *list,
pgoff_t end, unsigned long flags)
{
struct page *head = compound_head(page);
- struct zone *zone = page_zone(head);
+ pg_data_t *pgdat = page_pgdat(head);
struct lruvec *lruvec;
int i;
- lruvec = mem_cgroup_page_lruvec(head, zone->zone_pgdat);
+ lruvec = mem_cgroup_page_lruvec(head, pgdat);
/* complete memcg works before add pages to LRU */
mem_cgroup_split_huge_fixup(head);
@@ -2475,7 +2475,7 @@ static void __split_huge_page(struct page *page, struct
list_head *list,
xa_unlock(&head->mapping->i_pages);
}
- spin_unlock_irqrestore(&page_pgdat(head)->lru_lock, flags);
+ spin_unlock_irqrestore(&pgdat->lru_lock, flags);
remap_page(head);
--
2.19.2
