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-rw-r--r--include/asm-generic/memory_model.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/asm-generic/memory_model.h b/include/asm-generic/memory_model.h
index fb2d63f..aea9e45 100644
--- a/include/asm-generic/memory_model.h
+++ b/include/asm-generic/memory_model.h
@@ -39,7 +39,7 @@
})
#define __page_to_pfn(pg) \
-({ struct page *__pg = (pg); \
+({ const struct page *__pg = (pg); \
struct pglist_data *__pgdat = NODE_DATA(page_to_nid(__pg)); \
(unsigned long)(__pg - __pgdat->node_mem_map) + \
__pgdat->node_start_pfn; \
@@ -57,7 +57,7 @@
* section[i].section_mem_map == mem_map's address - start_pfn;
*/
#define __page_to_pfn(pg) \
-({ struct page *__pg = (pg); \
+({ const struct page *__pg = (pg); \
int __sec = page_to_section(__pg); \
(unsigned long)(__pg - __section_mem_map_addr(__nr_to_section(__sec))); \
})
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