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-rw-r--r--include/linux/list.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/list.h b/include/linux/list.h
index feb773c76ee0..3e3e64a61002 100644
--- a/include/linux/list.h
+++ b/include/linux/list.h
@@ -672,6 +672,11 @@ static inline void hlist_add_fake(struct hlist_node *n)
n->pprev = &n->next;
}
+static inline bool hlist_fake(struct hlist_node *h)
+{
+ return h->pprev == &h->next;
+}
+
/*
* Move a list from one list head to another. Fixup the pprev
* reference of the first entry if it exists.