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author | Alexander Graf <agraf@suse.de> | 2010-08-03 08:39:35 (GMT) |
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committer | Avi Kivity <avi@redhat.com> | 2010-10-24 08:52:12 (GMT) |
commit | cbe487fac7fc016dbabbcbe83f11384e1803a56d (patch) | |
tree | 7144ae2f0b5a920aba061c101b9a0ac8305d5e31 /Documentation | |
parent | df1bfa25d81f9451715ccbbb67551e0f792ceec8 (diff) | |
download | linux-cbe487fac7fc016dbabbcbe83f11384e1803a56d.tar.xz |
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')
-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 41ee16d..922cf95 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> |