Re: [PATCH 00/27] KVM PPC PV framework

On 09.07.2010, at 06:57, MJ embd wrote:

On Thu, Jul 1, 2010 at 4:12 PM, Alexander Graf [off-list ref] wrote:

quoted

On PPC we run PR=3D0 (kernel mode) code in PR=3D1 (user mode) and =

don't use the

quoted

hypervisor extensions.
=20
While that is all great to show that virtualization is possible, =

there are

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quite some cases where the emulation overhead of privileged =

instructions is

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killing performance.
=20
This patchset tackles exactly that issue. It introduces a paravirtual =

framework

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using which KVM and Linux share a page to exchange register state =

with. That

=20
KVM and Linux or KVM and GuestOS ?

KVM and GuestOS. The first user is of course Linux.

Alex