hwloc\_topology\_discovery\_support(3) Library Functions Manual hwloc\_topology\_discovery\_support(3)

# [NAME](#NAME)

hwloc\_topology\_discovery\_support

# [SYNOPSIS](#SYNOPSIS)

#include <hwloc.h>

## [Data Fields](#Data_Fields)

unsigned char **pu**  
unsigned char **numa**  
unsigned char **numa\_memory**  
unsigned char **disallowed\_pu**  
unsigned char **disallowed\_numa**  
unsigned char **cpukind\_efficiency**

# [Detailed Description](#Detailed_Description)

Flags describing actual discovery support for this topology.

# [Field Documentation](#Field_Documentation)

## [unsigned char hwloc\_topology\_discovery\_support::cpukind\_efficiency](#unsigned_char_hwloc_topology_discovery_support::cpukind_efficiency)

Detecting the efficiency of CPU kinds is supported, see **Kinds of CPU cores**.

## [unsigned char hwloc\_topology\_discovery\_support::disallowed\_numa](#unsigned_char_hwloc_topology_discovery_support::disallowed_numa)

Detecting and identifying NUMA nodes that are not available to the current process is supported.

## [unsigned char hwloc\_topology\_discovery\_support::disallowed\_pu](#unsigned_char_hwloc_topology_discovery_support::disallowed_pu)

Detecting and identifying PU objects that are not available to the current process is supported.

## [unsigned char hwloc\_topology\_discovery\_support::numa](#unsigned_char_hwloc_topology_discovery_support::numa)

Detecting the number of NUMA nodes is supported.

## [unsigned char hwloc\_topology\_discovery\_support::numa\_memory](#unsigned_char_hwloc_topology_discovery_support::numa_memory)

Detecting the amount of memory in NUMA nodes is supported.

## [unsigned char hwloc\_topology\_discovery\_support::pu](#unsigned_char_hwloc_topology_discovery_support::pu)

Detecting the number of PU objects is supported.

# [Author](#Author)

Generated automatically by Doxygen for Hardware Locality (hwloc) from the source code.

Version 2.15.0 Hardware Locality (hwloc)

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Document: hwloc_topology_discovery_support(3) from hwloc-cuda-12.6 2.15.0-r0 (Chainguard OS)
Source: https://github.com/open-mpi/hwloc