Spinlock save cpu flags

kernel/mm/liballoc.h

@@ -48,7 +48,7 @@ struct boundary_tag {
  * \return 0 if the lock was acquired successfully. Anything else is
  * failure.
  */
-extern int liballoc_lock (void);
+extern int liballoc_lock (uint64_t* flags);
 
 /** This function unlocks what was previously locked by the liballoc_lock
  * function.  If it disabled interrupts, it enables interrupts. If it
@@ -56,7 +56,7 @@ extern int liballoc_lock (void);
  *
  * \return 0 if the lock was successfully released.
  */
-extern int liballoc_unlock (void);
+extern int liballoc_unlock (uint64_t flags);
 
 /** This is the hook into the local system which allocates pages. It
  * accepts an integer parameter which is the number of pages