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-rw-r--r--mm/page_ext.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/mm/page_ext.c b/mm/page_ext.c
index 292ca7b8debd..4d1eac0d4fc5 100644
--- a/mm/page_ext.c
+++ b/mm/page_ext.c
@@ -106,7 +106,6 @@ struct page_ext *lookup_page_ext(struct page *page)
struct page_ext *base;
base = NODE_DATA(page_to_nid(page))->node_page_ext;
-#ifdef CONFIG_DEBUG_VM
/*
* The sanity checks the page allocator does upon freeing a
* page can reach here before the page_ext arrays are
@@ -115,7 +114,6 @@ struct page_ext *lookup_page_ext(struct page *page)
*/
if (unlikely(!base))
return NULL;
-#endif
offset = pfn - round_down(node_start_pfn(page_to_nid(page)),
MAX_ORDER_NR_PAGES);
return base + offset;
@@ -180,7 +178,6 @@ struct page_ext *lookup_page_ext(struct page *page)
{
unsigned long pfn = page_to_pfn(page);
struct mem_section *section = __pfn_to_section(pfn);
-#ifdef CONFIG_DEBUG_VM
/*
* The sanity checks the page allocator does upon freeing a
* page can reach here before the page_ext arrays are
@@ -189,7 +186,6 @@ struct page_ext *lookup_page_ext(struct page *page)
*/
if (!section->page_ext)
return NULL;
-#endif
return section->page_ext + pfn;
}