diff options
| author | Carsten Otte <cotte@de.ibm.com> | 2010-05-17 04:00:04 -0400 |
|---|---|---|
| committer | Martin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com> | 2010-05-17 04:00:15 -0400 |
| commit | cd3b70f5d4d82f85d1e1d6e822f38ae098cf7c72 (patch) | |
| tree | aa394e63d300312bece2afb53a53dfd93a0f5f23 /arch/s390/kernel/entry.S | |
| parent | 6377981faf1a4425b0531e577736ef03df97c8f6 (diff) | |
[S390] virtualization aware cpu measurement
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>
Diffstat (limited to 'arch/s390/kernel/entry.S')
0 files changed, 0 insertions, 0 deletions