GROUP_AFFINITY structure (winnt.h)

Represents a processor group-specific affinity, such as the affinity of a thread.

Syntax

typedef struct _GROUP_AFFINITY {
  KAFFINITY Mask;
  WORD      Group;
  WORD      Reserved[3];
} GROUP_AFFINITY, *PGROUP_AFFINITY;

Members

Mask

A bitmap that specifies the affinity for zero or more processors within the specified group.

Group

The processor group number.

Reserved[3]

This member is reserved.

Requirements

Requirement Value
Minimum supported client Windows 7 [desktop apps only]
Minimum supported server Windows Server 2008 R2 [desktop apps only]
Header winnt.h

See also

CACHE_RELATIONSHIP

NUMA_NODE_RELATIONSHIP

PROCESSOR_RELATIONSHIP