5bd90b0989
In order to find out whether a vcpu is likely to be the target of VLPIs (and to further optimize the way we deal with those), let's track the number of VLPIs a vcpu can receive. This gets implemented with an atomic variable that gets incremented or decremented on map, unmap and move of a VLPI. Signed-off-by: Marc Zyngier <maz@kernel.org> Reviewed-by: Zenghui Yu <yuzenghui@huawei.com> Reviewed-by: Christoffer Dall <christoffer.dall@arm.com> Link: https://lore.kernel.org/r/20191107160412.30301-2-maz@kernel.org |
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