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-rw-r--r--mm/page_alloc.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 506eac8b38af..ef19f22b2b7d 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -246,9 +246,7 @@ static inline void reset_deferred_meminit(pg_data_t *pgdat)
/* Returns true if the struct page for the pfn is uninitialised */
static inline bool __meminit early_page_uninitialised(unsigned long pfn)
{
- int nid = early_pfn_to_nid(pfn);
-
- if (pfn >= NODE_DATA(nid)->first_deferred_pfn)
+ if (pfn >= NODE_DATA(early_pfn_to_nid(pfn))->first_deferred_pfn)
return true;
return false;
@@ -1950,6 +1948,7 @@ void free_hot_cold_page_list(struct list_head *list, bool cold)
void split_page(struct page *page, unsigned int order)
{
int i;
+ gfp_t gfp_mask;
VM_BUG_ON_PAGE(PageCompound(page), page);
VM_BUG_ON_PAGE(!page_count(page), page);
@@ -1963,10 +1962,11 @@ void split_page(struct page *page, unsigned int order)
split_page(virt_to_page(page[0].shadow), order);
#endif
- set_page_owner(page, 0, 0);
+ gfp_mask = get_page_owner_gfp(page);
+ set_page_owner(page, 0, gfp_mask);
for (i = 1; i < (1 << order); i++) {
set_page_refcounted(page + i);
- set_page_owner(page + i, 0, 0);
+ set_page_owner(page + i, 0, gfp_mask);
}
}
EXPORT_SYMBOL_GPL(split_page);
@@ -1996,6 +1996,8 @@ int __isolate_free_page(struct page *page, unsigned int order)
zone->free_area[order].nr_free--;
rmv_page_order(page);
+ set_page_owner(page, order, __GFP_MOVABLE);
+
/* Set the pageblock if the isolated page is at least a pageblock */
if (order >= pageblock_order - 1) {
struct page *endpage = page + (1 << order) - 1;
@@ -2007,7 +2009,7 @@ int __isolate_free_page(struct page *page, unsigned int order)
}
}
- set_page_owner(page, order, 0);
+
return 1UL << order;
}