afs: Clarify vcache->mvid accesses

[openafs.git] / src / afs / afs.h

diff --git a/src/afs/afs.h b/src/afs/afs.h
index 4a6a13f..63fb03d 100644 (file)
--- a/src/afs/afs.h
+++ b/src/afs/afs.h
@@ -882,7 +882,15 @@ struct vcache {
 #endif
 #endif
 
-    struct VenusFid *mvid;     /* Either parent dir (if root) or root (if mt pt) */
+    union {
+       char *silly_name;        /* For sillyrenamed regular files, the silly
+                                 * name the file was renamed to. */
+       struct VenusFid *target_root; /* For mountpoints, the fid of the root dir
+                                      * in the target volume. */
+       struct VenusFid *parent; /* For root dir vcaches, the fid of the
+                                 * parent dir. */
+    } mvid;
+
     char *linkData;            /* Link data if a symlink. */
     afs_hyper_t flushDV;       /* data version last flushed from text */
     afs_hyper_t mapDV;         /* data version last flushed from map */