summaryrefslogtreecommitdiffstats
path: root/mm/cma.h
diff options
context:
space:
mode:
Diffstat (limited to 'mm/cma.h')
-rw-r--r--mm/cma.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/mm/cma.h b/mm/cma.h
index 4141887bbfb0..1132d733556d 100644
--- a/mm/cma.h
+++ b/mm/cma.h
@@ -7,6 +7,10 @@ struct cma {
unsigned long *bitmap;
unsigned int order_per_bit; /* Order of pages represented by one bit */
struct mutex lock;
+#ifdef CONFIG_CMA_DEBUGFS
+ struct hlist_head mem_head;
+ spinlock_t mem_head_lock;
+#endif
};
extern struct cma cma_areas[MAX_CMA_AREAS];