From cfae76714a347eddda191ba60494eb34fea04238 Mon Sep 17 00:00:00 2001
From: Michael Hanselmann <hansmi@google.com>
Date: Fri, 23 Nov 2012 04:41:34 +0100
Subject: [PATCH] LUOobCommand: Use node allocation lock
If no node names are given, all node locks are acquired.
Signed-off-by: Michael Hanselmann <hansmi@google.com>
Reviewed-by: Guido Trotter <ultrotter@google.com>
---
lib/cmdlib.py | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/lib/cmdlib.py b/lib/cmdlib.py
index 75dfab56c..dbc590ad8 100644
--- a/lib/cmdlib.py
+++ b/lib/cmdlib.py
@@ -4814,6 +4814,11 @@ class LUOobCommand(NoHooksLU):
locking.LEVEL_NODE: lock_names,
}
+ if not self.op.node_names:
+ # Acquire node allocation lock only if all nodes are affected
+ self.needed_locks[locking.LEVEL_NODE_ALLOC] = locking.ALL_SET
+ self.share_locks[locking.LEVEL_NODE_ALLOC] = 1
+
def CheckPrereq(self):
"""Check prerequisites.
--
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