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[S390] virtualization aware cpu measurement
authorCarsten Otte <cotte@de.ibm.com>
Mon, 17 May 2010 08:00:04 +0000 (10:00 +0200)
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>
Mon, 17 May 2010 08:00:15 +0000 (10:00 +0200)
Use the SPP instruction to set a tag on entry to / exit of the virtual
machine context. This allows the cpu measurement facility to distinguish
the samples from the host and the different guests.

Signed-off-by: Carsten Otte <cotte@de.ibm.com>

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