vol: allow clones of readonly volumes

allow writing of data where it's not user data we're changing
(e.g. allow a vnode to be marked cloned in the vnode index)

Change-Id: If3338ab0474ddbfe895b705217d61c054c4cb696
Reviewed-on: http://gerrit.openafs.org/6251
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Alistair Ferguson <alistair.ferguson@mac.com>
Reviewed-by: Derrick Brashear <shadow@dementix.org>

diff --git a/src/vol/clone.c b/src/vol/clone.c
index 5217a2c..b3a3abd 100644 (file)
--- a/src/vol/clone.c
+++ b/src/vol/clone.c
@@ -165,7 +165,12 @@ DoCloneIndex(Volume * rwvp, Volume * clvp, VnodeClass class, int reclone)
     afs_ino_str_t stmp;
 
     struct VnodeClassInfo *vcp = &VnodeClassInfo[class];
-    int ReadWriteOriginal = VolumeWriteable(rwvp);
+    /*
+     * The fileserver's -readonly switch should make this false, but we
+     * have no useful way to know in the volserver.
+     * This doesn't make client data mutable.
+     */
+    int ReadWriteOriginal = 1;
 
     /* Correct number of files in volume: this assumes indexes are always
        cloned starting with vLarge */