X-Git-Url: https://git.decadent.org.uk/gitweb/?p=nfs-utils.git;a=blobdiff_plain;f=utils%2Fmount%2Fstropts.c;h=b6d3a12292ff0a0ccd906010c5a831b611b1942a;hp=13523f8814bd00aa6319435fa374a9e0e92de293;hb=4ce9ddfb03de06e90fb4cf0eb5767cb0e3a98905;hpb=9996ea948dd791066b190c5112d59b8e2ffcc9cc

diff --git a/utils/mount/stropts.c b/utils/mount/stropts.c
index 13523f8..b6d3a12 100644
--- a/utils/mount/stropts.c
+++ b/utils/mount/stropts.c
@@ -237,6 +237,27 @@ static int set_mandatory_options(const char *type,
 	return 1;
 }
 
+/*
+ * Distinguish between permanent and temporary errors.
+ *
+ * Returns 0 if the passed-in error is temporary, thus the
+ * mount system call should be retried; returns one if the
+ * passed-in error is permanent, thus the mount system call
+ * should not be retried.
+ */
+static int is_permanent_error(int error)
+{
+	switch (error) {
+	case EACCES:
+	case ESTALE:
+	case ETIMEDOUT:
+	case ECONNREFUSED:
+		return 0;	/* temporary */
+	default:
+		return 1;	/* permanent */
+	}
+}
+
 /*
  * Reconstruct the mount option string based on a portmapper probe
  * of the server.  Returns one if the server's portmapper returned