---

yaml
---
r: 347839
b: refs/heads/master
c: b9d6ba9
h: refs/heads/master
i:
  347837: d38ddf7
  347835: fad10d9
  347831: 1bc5bd3
  347823: 5c60ad8
  347807: d0fe0ec
  347775: 1992ce1
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 21e89c0c48bb799beb09181740796fc80c9676e2
+refs/heads/master: b9d6ba94b875192ef5e2dab92d72beea33b83c3d

trunk/include/linux/namei.h

@@ -98,4 +98,20 @@ static inline void nd_terminate_link(void *name, size_t len, size_t maxlen)
 	((char *) name)[min(len, maxlen)] = '\0';
 }
 
+/**
+ * retry_estale - determine whether the caller should retry an operation
+ * @error: the error that would currently be returned
+ * @flags: flags being used for next lookup attempt
+ *
+ * Check to see if the error code was -ESTALE, and then determine whether
+ * to retry the call based on whether "flags" already has LOOKUP_REVAL set.
+ *
+ * Returns true if the caller should try the operation again.
+ */
+static inline bool
+retry_estale(const long error, const unsigned int flags)
+{
+	return error == -ESTALE && !(flags & LOOKUP_REVAL);
+}
+
 #endif /* _LINUX_NAMEI_H */