Branch HEAD

[fs/lustre-release.git] / lustre / obdclass / lustre_handles.c

diff --git a/lustre/obdclass/lustre_handles.c b/lustre/obdclass/lustre_handles.c
index 342b34e..b8b07ba 100644 (file)
--- a/lustre/obdclass/lustre_handles.c
+++ b/lustre/obdclass/lustre_handles.c
@@ -220,6 +220,8 @@ void class_handle_free_cb(struct rcu_head *rcu)
 int class_handle_init(void)
 {
         struct handle_bucket *bucket;
+        struct timeval tv;
+        int seed[2];
 
         LASSERT(handle_hash == NULL);
 
@@ -233,6 +235,12 @@ int class_handle_init(void)
                 CFS_INIT_LIST_HEAD(&bucket->head);
                 spin_lock_init(&bucket->lock);
         }
+
+        /** bug 21430: add randomness to the initial base */
+        ll_get_random_bytes(seed, sizeof(seed));
+        do_gettimeofday(&tv);
+        ll_srand(tv.tv_sec ^ seed[0], tv.tv_usec ^ seed[1]);
+
         ll_get_random_bytes(&handle_base, sizeof(handle_base));
         LASSERT(handle_base != 0ULL);