KVM: PPC: Add mtsrin PV code

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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>

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Alexander Graf 2010-08-03 10:39:35 +02:00 • committed by Avi Kivity

parent df1bfa25d8

commit cbe487fac7

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Documentation/kvm/ppc-pv.txt

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