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-rw-r--r--mm/cma.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/mm/cma.c b/mm/cma.c
index 2655b8191656..7f6045420925 100644
--- a/mm/cma.c
+++ b/mm/cma.c
@@ -123,6 +123,12 @@ static int __init cma_activate_area(struct cma *cma)
} while (--i);
mutex_init(&cma->lock);
+
+#ifdef CONFIG_CMA_DEBUGFS
+ INIT_HLIST_HEAD(&cma->mem_head);
+ spin_lock_init(&cma->mem_head_lock);
+#endif
+
return 0;
err: