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-rw-r--r--include/linux/percpu-refcount.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/percpu-refcount.h b/include/linux/percpu-refcount.h
index 5a986188..2bbd0979 100644
--- a/include/linux/percpu-refcount.h
+++ b/include/linux/percpu-refcount.h
@@ -180,4 +180,9 @@ static inline bool percpu_ref_is_zero(struct percpu_ref *ref)
return !atomic_long_read(&ref->count);
}
+static inline bool percpu_ref_is_dying(struct percpu_ref *ref)
+{
+ return percpu_ref_is_zero(ref);
+}
+
#endif /* __TOOLS_LINUX_PERCPU_REFCOUNT_H */