Changeset 594a468 in mainline for generic/src/mm/frame.c

Timestamp:

2005-11-15T16:00:24Z (20 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

db79676

Parents:

93354b0

Message:

Make the buddy system more general.
Store implementation defined pointer in buddy_system_t.
Pass buddy system pointer to implementation defined buddy system operations.

File:

• generic/src/mm/frame.c (modified) (7 diffs)

generic/src/mm/frame.c

@@ -339 +339 @@
                  */
                 for (max_order = 0; cnt >> max_order; max_order++);
-                z->buddy_system = buddy_system_create(max_order, &zone_buddy_system_operations);
+                z->buddy_system = buddy_system_create(max_order, &zone_buddy_system_operations, (void *) z);
         }
         
@@ -544 +544 @@
 
 /** Buddy system find_buddy implementation
+ *
+ * @param b Buddy system.
  * @param block Block for which buddy should be found
  *
  * @return Buddy for given block if found
  */
-link_t * zone_buddy_find_buddy(link_t * block) {
+link_t * zone_buddy_find_buddy(buddy_system_t *b, link_t * block) {
         frame_t * frame, * f;
         zone_t * zone;
@@ -596 +598 @@
 /** Buddy system bisect implementation
  *
+ * @param b Buddy system.
  * @param block Block to bisect
  *
  * @return right block
  */
-link_t * zone_buddy_bisect(link_t * block) {
+link_t * zone_buddy_bisect(buddy_system_t *b, link_t * block) {
         frame_t * frame_l, * frame_r;
         
@@ -613 +616 @@
 /** Buddy system coalesce implementation
  *
+ * @param b Buddy system.
  * @param block_1 First block
  * @param block_2 First block's buddy
@@ -618 +622 @@
  * @return Coalesced block (actually block that represents lower address)
  */
-link_t * zone_buddy_coalesce(link_t * block_1, link_t * block_2) {
+link_t * zone_buddy_coalesce(buddy_system_t *b, link_t * block_1, link_t * block_2) {
         frame_t * frame1, * frame2;
         
@@ -628 +632 @@
 
 /** Buddy system set_order implementation
+ *
+ * @param b Buddy system.
  * @param block Buddy system block
  * @param order Order to set
  */
-void zone_buddy_set_order(link_t * block, __u8 order) {
+void zone_buddy_set_order(buddy_system_t *b, link_t * block, __u8 order) {
         frame_t * frame;
         frame = list_get_instance(block, frame_t, buddy_link);
@@ -638 +644 @@
 
 /** Buddy system get_order implementation
+ *
+ * @param b Buddy system.
  * @param block Buddy system block
  *
  * @return Order of block
  */
-__u8 zone_buddy_get_order(link_t * block) {
+__u8 zone_buddy_get_order(buddy_system_t *b, link_t * block) {
         frame_t * frame;
         frame = list_get_instance(block, frame_t, buddy_link);