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    SubjectRe: [PATCH 2/3] kvm hypervisor : Add hypercalls to support pv-ticketlock
    On Wed, Jan 19, 2011 at 10:53:52AM -0800, Jeremy Fitzhardinge wrote:
    > > The reason for wanting this should be clear I guess, it allows PI.
    > Well, if we can expand the spinlock to include an owner, then all this
    > becomes moot...

    How so? Having an owner will not eliminate the need for pv-ticketlocks
    afaict. We still need a mechanism to reduce latency in scheduling the next
    thread-in-waiting, which is achieved by your patches.

    - vatsa

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