On Mon, Dec 05, 2016 at 10:19:23AM -0500, Pan Xinhui wrote:
> Add two corresponding helper functions to support pv-qspinlock.
>
> For normal use, __spin_yield_cpu will confer current vcpu slices to the
> target vcpu(say, a lock holder). If target vcpu is not specified or it
> is in running state,
Add two corresponding helper functions to support pv-qspinlock.
For normal use, __spin_yield_cpu will confer current vcpu slices to the
target vcpu(say, a lock holder). If target vcpu is not specified or it
is in running state, such conferging to lpar happens or not depends.
Because hcall itself
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