diff options
Diffstat (limited to 'mm/page_alloc.c')
| -rw-r--r-- | mm/page_alloc.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 6e7e9c1d6caa..8f3a3bf2c347 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -688,6 +688,8 @@ void prep_compound_page(struct page *page, unsigned int order) set_compound_head(p, page); } atomic_set(compound_mapcount_ptr(page), -1); + if (hpage_pincount_available(page)) + atomic_set(compound_pincount_ptr(page), 0); } #ifdef CONFIG_DEBUG_PAGEALLOC |