document mount_root and block (extroot) a bit

[oweals/fstools.git] / libfstools / extroot.c

diff --git a/libfstools/extroot.c b/libfstools/extroot.c
index 9a05c494ad4a05cfd583f0274c0a84a82b5f1dc5..45cc3f51bf27e6d36dfa8d8cf0b2121d6c1a1105 100644 (file)
--- a/libfstools/extroot.c
+++ b/libfstools/extroot.c
@@ -24,6 +24,10 @@
 
 char const *extroot_prefix = NULL;
 
+/*
+ * This will execute "block extroot" and make use of mounted extroot or return
+ * an error.
+ */
 int mount_extroot(void)
 {
        char ldlib_path[32];