Changeset 4457455 in mainline for generic/include/mm/frame.h

Timestamp:

2005-12-05T17:02:40Z (20 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

61e6c39

Parents:

9ebc238

Message:

Buddy system cleanup and fixes.

• missing use of KA2PA in frame_init
• truncating black list addresses to frame boundaries
• removal of left-over obsolete structures
• fixing some comments

File:

• generic/include/mm/frame.h (modified) (2 diffs)

generic/include/mm/frame.h

@@ -55 +55 @@
         __address base;         /**< physical address of the first frame in the frames array */
         frame_t *frames;        /**< array of frame_t structures in this zone */
-        link_t free_head;       /**< list of free frame_t structures */
         count_t free_count;     /**< number of frame_t structures in free list */
         count_t busy_count;     /**< number of frame_t structures not in free list */
@@ -64 +63 @@
 
 struct frame {
-        count_t refcount;       /**< when == 0, the frame is in free list */
-        link_t link;            /**< link to zone free list when refcount == 0 */
+        count_t refcount;       /**< tracking of shared frames  */
         __u8 buddy_order;       /**< buddy system block order */
-        link_t buddy_link;      /**< link to the next free block inside one order*/
+        link_t buddy_link;      /**< link to the next free block inside one order */
 };