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#pragma once
#include <c10/macros/Export.h>
#include <c10/util/Flags.h>
#include <cstddef>
C10_DECLARE_bool(caffe2_cpu_numa_enabled);
namespace c10 {
/**
* Check whether NUMA is enabled
*/
C10_API bool IsNUMAEnabled();
/**
* Bind to a given NUMA node
*/
C10_API void NUMABind(int numa_node_id);
/**
* Get the NUMA id for a given pointer `ptr`
*/
C10_API int GetNUMANode(const void* ptr);
/**
* Get number of NUMA nodes
*/
C10_API int GetNumNUMANodes();
/**
* Move the memory pointed to by `ptr` of a given size to another NUMA node
*/
C10_API void NUMAMove(void* ptr, size_t size, int numa_node_id);
/**
* Get the current NUMA node id
*/
C10_API int GetCurrentNUMANode();
} // namespace c10
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