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| author |   Alexander Graf <agraf@suse.de> | 2012-03-05 16:00:28 +0100 |
|---|---|---|
| committer |   Paul Mackerras <paulus@samba.org> | 2012-04-03 16:42:34 +1000 |
| commit | e1f8acf8380abfd52aefbfa524e74af5ce0c8492 (patch) | |
| tree | 39f2637c1a941185003e9e270bf0b4580acde029 /tools/perf/util/scripting-engines/trace-event-python.c | |
| parent | KVM: PPC: Book3S HV: Save and restore CR in __kvmppc_vcore_entry (diff) | |
| download | wireguard-linux-e1f8acf8380abfd52aefbfa524e74af5ce0c8492.tar.xz wireguard-linux-e1f8acf8380abfd52aefbfa524e74af5ce0c8492.zip | |
KVM: PPC: Save/Restore CR over vcpu_run
On PPC, CR2-CR4 are nonvolatile, thus have to be saved across function calls.
We didn't respect that for any architecture until Paul spotted it in his
patch for Book3S-HV. This patch saves/restores CR for all KVM capable PPC hosts.
Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
0 files changed, 0 insertions, 0 deletions