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ReadRaw64

ReadRaw64 performs a raw read operation on a volatile LONG64 value without any memory ordering or atomicity semantics.

Syntax

LONG64 ReadRaw64(
 LONG64 const volatile *Source
);

Parameters

Source

[in] A pointer to the volatile LONG64 variable to read from.

Return value

Returns the LONG64 value read from the specified memory location.

Remarks

The ReadRaw64 function performs a raw memory read operation on a 64-bit value without compiler optimization barriers or synchronization guarantees.

Requirements

Requirement Value
Header wdm.h
IRQL Any level

See also

WriteRaw64

ReadRaw

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