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-rw-r--r--include/linux/mm.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index df80e63903b..3f1fafc0245 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -13,6 +13,7 @@
#include <linux/rbtree.h>
#include <linux/prio_tree.h>
#include <linux/fs.h>
+#include <linux/mutex.h>
struct mempolicy;
struct anon_vma;
@@ -1024,6 +1025,9 @@ static inline void vm_stat_account(struct mm_struct *mm,
static inline void
kernel_map_pages(struct page *page, int numpages, int enable)
{
+ if (!PageHighMem(page) && !enable)
+ mutex_debug_check_no_locks_freed(page_address(page),
+ page_address(page + numpages));
}
#endif