CpuOrderCtx

scx_lavd::cpu_order

Struct CpuOrderCtx 

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struct CpuOrderCtx {
    topo: Topology,
    em: Result<EnergyModel>,
    smt_enabled: bool,
    has_biglittle: bool,
    has_energy_model: bool,
}
Expand description

CpuOrderCtx is a helper struct used to build a CpuOrder

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§topo: Topology§em: Result<EnergyModel>§smt_enabled: bool§has_biglittle: bool§has_energy_model: bool

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impl CpuOrderCtx

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fn new(topology_args: Option<&TopologyArgs>) -> Result<Self>

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fn build_topo_order(&self, prefer_powersave: bool) -> Option<Vec<CpuId>>

Build a CPU preference order based on its optimization target

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fn build_cpdom( cpu_ids: &Vec<CpuId>, ) -> Option<BTreeMap<ComputeDomainId, ComputeDomain>>

Build a list of compute domains

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fn get_pd_id(em: &Result<EnergyModel>, cpu_adx: usize, llc_adx: usize) -> usize

Get the performance domain (i.e., CPU frequency domain) ID for a CPU. If the energy model is not available, use LLC ID instead.

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fn dist(from: &ComputeDomainId, to: &ComputeDomainId) -> usize

Calculate distance from two compute domains

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