diff options
Diffstat (limited to 'MdePkg')
| -rw-r--r-- | MdePkg/Library/BaseLib/Synchronization.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseLib/Synchronization.c b/MdePkg/Library/BaseLib/Synchronization.c index 225453149d..59919a7f03 100644 --- a/MdePkg/Library/BaseLib/Synchronization.c +++ b/MdePkg/Library/BaseLib/Synchronization.c @@ -16,6 +16,10 @@ #include "BaseLibInternals.h"
+//
+// SPIN_LOCK_RELEASED & SPIN_LOCK_ACQUIRED should belong to type "SPIN_LOCK".
+// Here we use type-case "UINTN" to avoid "volatile" modifier on const integers.
+//
#define SPIN_LOCK_RELEASED ((UINTN) 1)
#define SPIN_LOCK_ACQUIRED ((UINTN) 2)
|