[Xen-changelog] Don't leave behind zombie device model processes

[Xen patchbot -unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User kaf24@xxxxxxxxxxxxxxxxxxxx
# Node ID edc6e8921dd1a7c539b1c340f83761ff40db4526
# Parent  3acc0ae6a00186a12ccf18ee277d053274a8ad61

Don't leave behind zombie device model processes

Signed-off-by: Edwin Zhai <edwin.zhai@xxxxxxxxx>
Signed-off-by: Arun Sharma <arun.sharma@xxxxxxxxx>

diff -r 3acc0ae6a001 -r edc6e8921dd1 tools/python/xen/xend/image.py
--- a/tools/python/xen/xend/image.py    Mon Jul 25 21:01:42 2005
+++ b/tools/python/xen/xend/image.py    Mon Jul 25 21:01:57 2005
@@ -352,8 +352,9 @@
 
     def destroy(self):
         channel.eventChannelClose(self.device_channel)
-        os.system("kill -KILL"
-                + " %d" % self.pid)
+        import signal
+        os.kill(self.pid, signal.SIGKILL)
+        (pid, status) = os.waitpid(self.pid, 0)
 
     def getDomainMemory(self, mem_mb):
         return (mem_mb * 1024) + self.getPageTableSize(mem_mb)

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