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| author | Alexander Graf | 2010-08-03 10:39:35 +0200 |
|---|---|---|
| committer | Avi Kivity | 2010-10-24 10:52:12 +0200 |
| commit | cbe487fac7fc016dbabbcbe83f11384e1803a56d (patch) | |
| tree | 7144ae2f0b5a920aba061c101b9a0ac8305d5e31 /Documentation/kvm | |
| parent | KVM: PPC: Put segment registers in shared page (diff) | |
| download | kernel-qcow2-linux-cbe487fac7fc016dbabbcbe83f11384e1803a56d.tar.gz kernel-qcow2-linux-cbe487fac7fc016dbabbcbe83f11384e1803a56d.tar.xz kernel-qcow2-linux-cbe487fac7fc016dbabbcbe83f11384e1803a56d.zip | |
KVM: PPC: Add mtsrin PV code
This is the guest side of the mtsr acceleration. Using this a guest can now
call mtsrin with almost no overhead as long as it ensures that it only uses
it with (MSR_IR|MSR_DR) == 0. Linux does that, so we're good.
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'Documentation/kvm')
| -rw-r--r-- | Documentation/kvm/ppc-pv.txt | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/kvm/ppc-pv.txt b/Documentation/kvm/ppc-pv.txt index 41ee16d954d7..922cf954bd99 100644 --- a/Documentation/kvm/ppc-pv.txt +++ b/Documentation/kvm/ppc-pv.txt @@ -160,6 +160,9 @@ mtmsr rX b <special mtmsr section> mtmsrd rX, 1 b <special mtmsrd section> +[Book3S only] +mtsrin rX, rY b <special mtsrin section> + [BookE only] wrteei [0|1] b <special wrteei section> |