DeviceArena

spark_runtime::weights::expert_stream

Struct DeviceArena 

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pub struct DeviceArena { /* private fields */ }
Expand description

One device arena plus its page-locked staging ring.

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impl DeviceArena

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pub fn alloc( gpu: &dyn GpuBackend, bytes: usize, layout: SlotLayout, ring_slots: usize, ) -> Result<(Self, ExpertLru)>

bytes of device memory (off the allocation ledger) and a ring of ring_slots page-locked expert slots (rounded up to an even count).

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pub fn dev(&self) -> DevicePtr

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pub fn bytes(&self) -> usize

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pub fn free(self, gpu: &dyn GpuBackend) -> Result<()>

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