tree ad036f244c901516dbd3940d25b32c5834903160
parent 9dbcca5aa13cb9ab40788ac4c56bc227d94ca920
author Stefan Hajnoczi <stefanha@linux.vnet.ibm.com> 1289910025 +0000
committer Anthony Liguori <aliguori@us.ibm.com> 1290352617 -0600

trace: Trace vm_start()/vm_stop()

VM state change notifications are invoked from vm_start()/vm_stop().
Trace these state changes so we can reason about the state of the VM
from trace output.

Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>