Changeset 671 for trunk/kernel/libk/xlist.h

Timestamp:

Nov 19, 2020, 11:47:00 PM (3 years ago)

Author:

alain

Message:

Cosmetic.

File:

• trunk/kernel/libk/xlist.h (modified) (2 diffs)

trunk/kernel/libk/xlist.h

@@ -264 +264 @@
 /***************************************************************************
  * This function removes an entry from an extended  double linked list.
- * Two extended pointers must be modified.
  * The memory allocated to the removed entry is not released.
  ***************************************************************************
@@ -280 +279 @@
     xptr_t pred = entry.pred;
 
-    // update pred.next <= next
+    // update pred.next & next.pred
     hal_remote_s64( pred , (uint64_t)next );
-
-    // update next.pred <= pred
     hal_remote_s64( next + sizeof(xptr_t) , (uint64_t)pred );
+
+    // reset the removed entry itself
+    hal_remote_s64( xp , XPTR_NULL );
+    hal_remote_s64( xp + sizeof(xptr_t) , XPTR_NULL );
 }