From: Izhar <[email protected]>

This patch removes the hypervisor parameter mem_path from the
instance level.

Signed-off-by: Izhar <[email protected]>
---
 lib/cmdlib/instance.py |    4 ++++
 lib/constants.py       |    4 ++++
 lib/objects.py         |    5 +++++
 3 files changed, 13 insertions(+), 0 deletions(-)

diff --git a/lib/cmdlib/instance.py b/lib/cmdlib/instance.py
index 22812ea..37e90d6 100644
--- a/lib/cmdlib/instance.py
+++ b/lib/cmdlib/instance.py
@@ -915,6 +915,8 @@ class LUInstanceCreate(LogicalUnit):
     # check that we don't specify global parameters on an instance
     CheckParamsNotGlobal(self.op.hvparams, constants.HVC_GLOBALS, "hypervisor",
                          "instance", "cluster")
+    CheckParamsNotGlobal(self.op.hvparams, constants.HVC_NODEGROUP, 
"hypervisor",
+                         "instance", "cluster or group")
 
     # fill and remember the beparams dict
     self.be_full = _ComputeFullBeParams(self.op, cluster)
@@ -2385,6 +2387,8 @@ class LUInstanceSetParams(LogicalUnit):
     if self.op.hvparams:
       CheckParamsNotGlobal(self.op.hvparams, constants.HVC_GLOBALS,
                            "hypervisor", "instance", "cluster")
+      CheckParamsNotGlobal(self.op.hvparams, constants.HVC_NODEGROUP, 
"hypervisor",
+                           "instance", "cluster or group")
 
     self.op.disks = self._UpgradeDiskNicMods(
       "disk", self.op.disks, opcodes.OpInstanceSetParams.TestDiskModifications)
diff --git a/lib/constants.py b/lib/constants.py
index 5522e5a..204320f 100644
--- a/lib/constants.py
+++ b/lib/constants.py
@@ -2185,6 +2185,10 @@ HVC_GLOBALS = compat.UniqueFrozenset([
   HV_XEN_CMD,
   ])
 
+HVC_NODEGROUP = compat.UniqueFrozenset([
+  HV_MEM_PATH,
+  ])
+
 BEC_DEFAULTS = {
   BE_MINMEM: 128,
   BE_MAXMEM: 128,
diff --git a/lib/objects.py b/lib/objects.py
index 6105595..2da4ca6 100644
--- a/lib/objects.py
+++ b/lib/objects.py
@@ -1230,6 +1230,11 @@ class Instance(TaggableObject):
           del self.hvparams[key]
         except KeyError:
           pass
+      for key in constants.HVC_NODEGROUP:
+        try:
+          del self.hvparams[key]
+        except KeyError:
+          pass
     if self.osparams is None:
       self.osparams = {}
     UpgradeBeParams(self.beparams)
-- 
1.7.2.5

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