BOOLEAN
ExTryToAcquireResourceExclusiveLite(
IN PERESOURCE Resource
);
ExTryToAcquireResourceExclusiveLite attempts to acquire the given resource for exclusive access.
ExTryToAcquireResourceExclusiveLite returns TRUE if the given resource has been acquired for the caller.
Use ExAcquireResourceExclusiveLite if the caller must have exclusive access to the resource before it can do further useful work.
Callers of ExTryToAcquireResourceExclusiveLite must be running at IRQL < DISPATCH_LEVEL.
ExAcquireResourceExclusiveLite, ExAcquireSharedWaitForExclusive, ExIsResourceAcquiredExclusiveLite