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Diffstat (limited to 'include/linux/fence-array.h')
-rw-r--r--include/linux/fence-array.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/fence-array.h b/include/linux/fence-array.h
index 86baaa45567c..a44794e508df 100644
--- a/include/linux/fence-array.h
+++ b/include/linux/fence-array.h
@@ -52,6 +52,16 @@ struct fence_array {
extern const struct fence_ops fence_array_ops;
/**
+ * fence_is_array - check if a fence is from the array subsclass
+ *
+ * Return true if it is a fence_array and false otherwise.
+ */
+static inline bool fence_is_array(struct fence *fence)
+{
+ return fence->ops == &fence_array_ops;
+}
+
+/**
* to_fence_array - cast a fence to a fence_array
* @fence: fence to cast to a fence_array
*