X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Finclude%2Fpalacios%2Fvmm_list.h;h=22f447c9e5de81a4fd34bf945c2b3f14aae4eddc;hb=8e9c13c41b0244a8d0029e837a623591a22c5879;hp=f44933af52685a406e65b8130e4e520d1ccde6bc;hpb=0121a4503305424096e2b5c5bd3b6c3af2d813e5;p=palacios.git

diff --git a/palacios/include/palacios/vmm_list.h b/palacios/include/palacios/vmm_list.h
index f44933a..22f447c 100644
--- a/palacios/include/palacios/vmm_list.h
+++ b/palacios/include/palacios/vmm_list.h
@@ -1,7 +1,24 @@
-/* Stolen From Linux list implementation */
+/* Taken From Linux list implementation
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
 /* 2008, Modifications by Jack Lange <jarusl@cs.northwestern.edu> */
 
 
+
 #ifndef _VMM_LIST_H
 #define _VMM_LIST_H
 
@@ -263,6 +280,21 @@ static inline void list_splice_init(struct list_head *list,
     
 
 
+/** 
+ * list_next_entry -- get the struct for the next entry in a list
+ * @ptr:  current list entry
+ * @type: type of the struct this is embedded in
+ * @member: name of the list struct within the struct
+ */
+#define list_next_entry(node, type, member)			\
+    ({								\
+	type * next = NULL;					\
+	if ((node)->next != (node)) {				\
+	    next = list_entry((node)->next, type, member);	\
+	}							\
+	next;							\
+    })
+
 
 /**
  * list_for_each	-	iterate over a list