Added deferred_free() function, that can be used to free allocations

in code that has interrupts disabled. The chunks of memories are queued
and free()d periodically by a kernel daemon.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@24332 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/kernel/heap.h

@@ -24,6 +24,8 @@ extern "C" {
 
 void *memalign(size_t alignment, size_t size);
 
+void deferred_free(void* block);
+
 status_t heap_init(addr_t heapBase, size_t heapSize);
 status_t heap_init_post_sem();
 status_t heap_init_post_thread();