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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@1931 6f19259b-4bc3-4df7-8a09-765794883524

This commit is contained in:
xli24 2006-11-13 03:40:52 +00:00
parent d73991a143
commit c9708dddc1
1 changed files with 12 additions and 2 deletions
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14
MdePkg/Library/BaseLib/Synchronization.c
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@ -236,8 +236,13 @@ AcquireSpinLockOrFail (
IN OUT SPIN_LOCK *SpinLock IN OUT SPIN_LOCK *SpinLock
) )
{ {
SPIN_LOCK LockValue;
ASSERT (SpinLock != NULL); ASSERT (SpinLock != NULL);
ASSERT (*SpinLock == SPIN_LOCK_ACQUIRED || *SpinLock == SPIN_LOCK_RELEASED);
LockValue = *SpinLock;
ASSERT (LockValue == SPIN_LOCK_ACQUIRED || LockValue == SPIN_LOCK_RELEASED);
return (BOOLEAN)( return (BOOLEAN)(
InterlockedCompareExchangePointer ( InterlockedCompareExchangePointer (
(VOID**)SpinLock, (VOID**)SpinLock,
@ -267,8 +272,13 @@ ReleaseSpinLock (
IN OUT SPIN_LOCK *SpinLock IN OUT SPIN_LOCK *SpinLock
) )
{ {
SPIN_LOCK LockValue;
ASSERT (SpinLock != NULL); ASSERT (SpinLock != NULL);
ASSERT (*SpinLock == SPIN_LOCK_ACQUIRED || *SpinLock == SPIN_LOCK_RELEASED);
LockValue = *SpinLock;
ASSERT (LockValue == SPIN_LOCK_ACQUIRED || LockValue == SPIN_LOCK_RELEASED);
*SpinLock = SPIN_LOCK_RELEASED; *SpinLock = SPIN_LOCK_RELEASED;
return SpinLock; return SpinLock;
} }