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-rw-r--r--include/linux/fault-inject.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/fault-inject.h b/include/linux/fault-inject.h
index 32368c4f0326..06ca9b21dad2 100644
--- a/include/linux/fault-inject.h
+++ b/include/linux/fault-inject.h
@@ -81,4 +81,13 @@ static inline void cleanup_fault_attr_dentries(struct fault_attr *attr)
#endif /* CONFIG_FAULT_INJECTION */
+#ifdef CONFIG_FAILSLAB
+extern bool should_failslab(size_t size, gfp_t gfpflags);
+#else
+static inline bool should_failslab(size_t size, gfp_t gfpflags)
+{
+ return false;
+}
+#endif /* CONFIG_FAILSLAB */
+
#endif /* _LINUX_FAULT_INJECT_H */