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tools: improve balloon support

PATCH New Christoph Egger 1 participant 1 message Jul 19, 2010

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Christoph Egger

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PATCH 1/1 tools: improve balloon support

Hi!

Attached patch improves balloon support for NetBSD.

Signed-off-by Christoph Egger <[email protected]>
Signature · 6 lines
---to satisfy European Law for business letters:
Advanced Micro Devices GmbH
Einsteinring 24, 85609 Dornach b. Muenchen
Geschaeftsfuehrer: Alberto Bozzo, Andrew Bowd
Sitz: Dornach, Gemeinde Aschheim, Landkreis Muenchen
Registergericht Muenchen, HRB Nr. 43632
tools/python/xen/xend/osdep.py +11 -5
diff -r 5f0b85ba914e tools/python/xen/xend/osdep.py
@@ -83,13 +83,19 @@ def _netbsd_balloon_stat(label):
 
     import commands
 
-    if label != 'current':
-       return None
-    cmd = "/sbin/sysctl hw.physmem64"
+    xend2netbsd_labels = { 'current'      : 'kern.xen.balloon.current',
+                           'target'       : 'kern.xen.balloon.target',
+                           'low-balloon'  : None,
+                           'high-balloon' : None,
+                           'limit'        : None }
+
+    cmdarg = xend2netbsd_labels[label]
+    if cmdarg is None:
+        return None
+    cmd = "/sbin/sysctl " + cmdarg
     sysctloutput = commands.getoutput(cmd)
     (name, value) = sysctloutput.split('=')
-    """Return value in KB."""
-    return int(value) / 1024
+    return int(value)
 
 def _solaris_balloon_stat(label):
     """Returns the value for the named label, or None if an error occurs."""

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