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63e77ab6c4
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/15024 Pull Request resolved: https://github.com/pytorch/pytorch/pull/14393 att Reviewed By: dzhulgakov Differential Revision: D13380559 fbshipit-source-id: abc3fc7321cf37323f756dfd614c7b41978734e4
41 lines
696 B
C++
41 lines
696 B
C++
#pragma once
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#include <c10/util/Logging.h>
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#include <c10/util/Optional.h>
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C10_DECLARE_bool(caffe2_cpu_numa_enabled);
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namespace c10 {
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/**
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* Check whether NUMA is enabled
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*/
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C10_API bool IsNUMAEnabled();
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/**
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* Bind to a given NUMA node
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*/
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C10_API void NUMABind(int numa_node_id);
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/**
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* Get the NUMA id for a given pointer `ptr`
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*/
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C10_API int GetNUMANode(const void* ptr);
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/**
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* Get number of NUMA nodes
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*/
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C10_API int GetNumNUMANodes();
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/**
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* Move the memory pointed to by `ptr` of a given size to another NUMA node
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*/
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C10_API void NUMAMove(void* ptr, size_t size, int numa_node_id);
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/**
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* Get the current NUMA node id
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*/
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C10_API int GetCurrentNUMANode();
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} // namespace c10
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