Changeset 408 for trunk/kernel/mm/vseg.h

Timestamp:

Dec 5, 2017, 4:20:07 PM (6 years ago)

Author:

alain

Message:

Fix several bugs in the fork() syscall.

File:

• trunk/kernel/mm/vseg.h (modified) (1 diff)

trunk/kernel/mm/vseg.h

@@ -68 +68 @@
 /**********************************************************************************************
  * This structure defines a virtual segment descriptor.
+ * - The VSL contains only local vsegs, but is implemented as an xlist, because it can be
+ *   accessed by thread running in a remote cluster.
+ * - The zombi list is used by the local MMAP allocator. It is implemented as a local list.
  *********************************************************************************************/
 
 typedef struct vseg_s
 {
-        list_entry_t      list;         /*! all vsegs in same process / same free list if mmap   */
+        xlist_entry_t     xlist;        /*! all vsegs in same VSL (or same zombi list)           */
+        list_entry_t      zlist;        /*! all vsegs in same zombi list                         */
         struct vmm_s    * vmm;          /*! pointer on associated VM manager                     */
     uint32_t          type;         /*! vseg type                                            */