X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=linux_module%2Fbuddy.h;h=e0ef86dfd1f79ec1d27ed07dbeddeea2885484c6;hb=60ad6a41c6d0ee08ed689e8505eb0c3df0c2a289;hp=34742e1c76d563249dc925a7dc4c49c64f17e3be;hpb=84c84a909e8c3374e2cd7768ef4240ca9d73222f;p=palacios.git

diff --git a/linux_module/buddy.h b/linux_module/buddy.h
index 34742e1..e0ef86d 100644
--- a/linux_module/buddy.h
+++ b/linux_module/buddy.h
@@ -73,7 +73,8 @@ buddy_init(unsigned long pool_order,
 	   unsigned int node_id);
 
 extern void 
-buddy_deinit(struct buddy_memzone * zone);
+buddy_deinit(struct buddy_memzone * zone,
+	     int (*free_callback)(void *user_metadata));
 
 /* Add pool at given physical address */
 extern int 
@@ -91,14 +92,18 @@ buddy_remove_pool(struct buddy_memzone * zone,
 		  void          **user_metadata);
 
 
+// constraint=0 => no constraints, otherwise bitmask of:
+#define LWK_BUDDY_CONSTRAINT_4GB 0x1
+
 /* Allocate pages, returns physical address */
 extern uintptr_t 
 buddy_alloc(struct buddy_memzone * zone,
-	    unsigned long order);
+	    unsigned long order,
+	    int constraints);
 
 
 /* Free a physical address */
-extern void
+extern int
 buddy_free(struct buddy_memzone * zone,
 	   uintptr_t  addr,
 	   unsigned long order);