Note
Access to this page requires authorization. You can try signing in or changing directories.
Access to this page requires authorization. You can try changing directories.
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 |