From mboxrd@z Thu Jan  1 00:00:00 1970
From: Michal Novotny <minovotn@redhat.com>
Subject: [PATCH] Check for valid CPU_CAP value when creating
 (constructing) new domain
Date: Mon, 30 Mar 2009 08:43:07 +0200
Message-ID: <49D069FB.1020401@redhat.com>
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Hi,

This patch implements check for valid cpu_cap value when creating domain (in range 0 to VcpuCount * 100 as when changing scheduler parameters).

Signed-off-by: Michal Novotny <minovotn@redhat.com>


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diff -r 0b13d9787622 tools/python/xen/xend/XendDomainInfo.py
--- a/tools/python/xen/xend/XendDomainInfo.py	Tue Mar 24 06:55:29 2009 +0000
+++ b/tools/python/xen/xend/XendDomainInfo.py	Mon Mar 30 08:39:01 2009 +0200
@@ -2305,6 +2305,11 @@
         # Set maximum number of vcpus in domain
         xc.domain_max_vcpus(self.domid, int(self.info['VCPUs_max']))
 
+        cap = self.getCap()
+        if cap < 0 or cap > self.info['VCPUs_max'] * 100:
+            raise VmError("Invalid CAP range, valid range is from 0 to %s for specified number of vcpus" %
+                         (int(self.info['VCPUs_max']) * 100) )
+
         # Test whether the devices can be assigned with VT-d
         pci = self.info["platform"].get("pci")
         pci_str = ''

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