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Implement affinity map bit manipulation and memory sizing helpers

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This commit is contained in:
Aiken Harris
2026-06-09 20:17:47 +02:00
parent 3841ceaf5b
commit 4cbefe3a22
2 changed files with 141 additions and 0 deletions
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11
xtoskrnl/includes/ke/affinity.hh
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@@ -18,12 +18,23 @@ namespace KE
class Affinity
{
public:
STATIC XTFASTCALL VOID AtomicSetProcessorAffinity(IN OUT PKAFFINITY_MAP AffinityMap,
IN ULONG CpuNumber);
STATIC XTFASTCALL ULONG CalculateAffinityMapSize(IN ULONG CpuCount);
STATIC XTFASTCALL BOOLEAN CheckProcessorAffinity(IN PKAFFINITY_MAP AffinityMap,
IN ULONG CpuNumber);
STATIC XTFASTCALL VOID ClearAffinityMap(IN OUT PKAFFINITY_MAP AffinityMap);
STATIC XTFASTCALL VOID ClearProcessorAffinity(IN OUT PKAFFINITY_MAP AffinityMap,
IN ULONG CpuNumber);
STATIC XTAPI VOID CopyAffinity(OUT PKAFFINITY_MAP Destination,
IN PKAFFINITY_MAP Source);
STATIC XTAPI ULONG FindNextLeftSetProcessor(IN ULONG ThreadSeed,
IN PKAFFINITY_MAP AffinityMap);
STATIC XTAPI ULONG FindNextRightSetProcessor(IN ULONG ThreadSeed,
IN PKAFFINITY_MAP AffinityMap);
STATIC XTFASTCALL VOID SetProcessorAffinity(IN OUT PKAFFINITY_MAP AffinityMap,
IN ULONG CpuNumber);
};
}