Changeset 164c653 in mainline for kernel/generic/src/mm/frame.c

Timestamp:

2011-04-19T19:57:43Z (13 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

864b0dd

Parents:

8f6c6264

Message:

zone_frame_free() should return non-zero only if it actually freed something.

File:

• kernel/generic/src/mm/frame.c (modified) (1 diff)

kernel/generic/src/mm/frame.c

@@ -481 +481 @@
         
         frame_t *frame = &zone->frames[frame_idx];
-        size_t size = 1 << frame->buddy_order;
+        size_t size = 0;
         
         ASSERT(frame->refcount);
         
         if (!--frame->refcount) {
-                buddy_system_free(zone->buddy_system, &frame->buddy_link);
-                
+                size = 1 << frame->buddy_order;
+                buddy_system_free(zone->buddy_system, &frame->buddy_link);              
                 /* Update zone information. */
                 zone->free_count += size;